JP4081148B2 - Anthracycline derivatives - Google Patents
Anthracycline derivatives Download PDFInfo
- Publication number
- JP4081148B2 JP4081148B2 JP33521695A JP33521695A JP4081148B2 JP 4081148 B2 JP4081148 B2 JP 4081148B2 JP 33521695 A JP33521695 A JP 33521695A JP 33521695 A JP33521695 A JP 33521695A JP 4081148 B2 JP4081148 B2 JP 4081148B2
- Authority
- JP
- Japan
- Prior art keywords
- deamino
- methoxy
- morpholinyl
- doxorubicin
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 229940045799 anthracyclines and related substance Drugs 0.000 title claims description 19
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical group ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 36
- 150000001875 compounds Chemical class 0.000 claims description 30
- 229960004679 doxorubicin Drugs 0.000 claims description 28
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 18
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 15
- 229960000975 daunorubicin Drugs 0.000 claims description 14
- 150000001204 N-oxides Chemical class 0.000 claims description 11
- -1 carbomethoxy group Chemical group 0.000 claims description 10
- 125000004573 morpholin-4-yl group Chemical group N1(CCOCC1)* 0.000 claims description 10
- 150000003839 salts Chemical class 0.000 claims description 10
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 claims description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 7
- 239000003960 organic solvent Substances 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 5
- FFHWGQQFANVOHV-UHFFFAOYSA-N dimethyldioxirane Chemical compound CC1(C)OO1 FFHWGQQFANVOHV-UHFFFAOYSA-N 0.000 claims description 5
- CTMCWCONSULRHO-UHQPFXKFSA-N nemorubicin Chemical compound C1CO[C@H](OC)CN1[C@@H]1[C@H](O)[C@H](C)O[C@@H](O[C@@H]2C3=C(O)C=4C(=O)C5=C(OC)C=CC=C5C(=O)C=4C(O)=C3C[C@](O)(C2)C(=O)CO)C1 CTMCWCONSULRHO-UHQPFXKFSA-N 0.000 claims description 5
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims description 3
- 125000004209 (C1-C8) alkyl group Chemical group 0.000 claims description 3
- 125000006552 (C3-C8) cycloalkyl group Chemical group 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 239000003085 diluting agent Substances 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- 150000007522 mineralic acids Chemical class 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 150000007524 organic acids Chemical class 0.000 claims description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 3
- 206010028980 Neoplasm Diseases 0.000 claims description 2
- 239000004480 active ingredient Substances 0.000 claims description 2
- 239000002246 antineoplastic agent Substances 0.000 claims description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 2
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 claims description 2
- 239000003814 drug Substances 0.000 claims 2
- LNZZNUMLVNNLHS-YFKPBYRVSA-N CO[C@@H]1CN(CCO1)Cl Chemical compound CO[C@@H]1CN(CCO1)Cl LNZZNUMLVNNLHS-YFKPBYRVSA-N 0.000 claims 1
- 150000003840 hydrochlorides Chemical class 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 30
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- AOJJSUZBOXZQNB-TZSSRYMLSA-N doxorubicine Natural products O([C@H]1C[C@@](O)(CC=2C(O)=C3C(=O)C=4C=CC=C(C=4C(=O)C3=C(O)C=21)OC)C(=O)CO)[C@H]1C[C@H](N)[C@H](O)[C@H](C)O1 AOJJSUZBOXZQNB-TZSSRYMLSA-N 0.000 description 10
- 238000010828 elution Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000004809 thin layer chromatography Methods 0.000 description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- 230000001472 cytotoxic effect Effects 0.000 description 2
- 238000000338 in vitro Methods 0.000 description 2
- 238000007911 parenteral administration Methods 0.000 description 2
- 239000008194 pharmaceutical composition Substances 0.000 description 2
- 230000003389 potentiating effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- HTFNVAVTYILUCF-UHFFFAOYSA-N 2-[2-ethoxy-4-[4-(4-methylpiperazin-1-yl)piperidine-1-carbonyl]anilino]-5-methyl-11-methylsulfonylpyrimido[4,5-b][1,4]benzodiazepin-6-one Chemical compound CCOc1cc(ccc1Nc1ncc2N(C)C(=O)c3ccccc3N(c2n1)S(C)(=O)=O)C(=O)N1CCC(CC1)N1CCN(C)CC1 HTFNVAVTYILUCF-UHFFFAOYSA-N 0.000 description 1
- IHCCLXNEEPMSIO-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperidin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 IHCCLXNEEPMSIO-UHFFFAOYSA-N 0.000 description 1
- UOXJNGFFPMOZDM-UHFFFAOYSA-N 2-[di(propan-2-yl)amino]ethylsulfanyl-methylphosphinic acid Chemical compound CC(C)N(C(C)C)CCSP(C)(O)=O UOXJNGFFPMOZDM-UHFFFAOYSA-N 0.000 description 1
- STQGQHZAVUOBTE-UHFFFAOYSA-N 7-Cyan-hept-2t-en-4,6-diinsaeure Chemical class C1=2C(O)=C3C(=O)C=4C(OC)=CC=CC=4C(=O)C3=C(O)C=2CC(O)(C(C)=O)CC1OC1CC(N)C(O)C(C)O1 STQGQHZAVUOBTE-UHFFFAOYSA-N 0.000 description 1
- FSVCELGFZIQNCK-UHFFFAOYSA-N N,N-bis(2-hydroxyethyl)glycine Chemical compound OCCN(CCO)CC(O)=O FSVCELGFZIQNCK-UHFFFAOYSA-N 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 125000004423 acyloxy group Chemical group 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000000259 anti-tumor effect Effects 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 239000007998 bicine buffer Substances 0.000 description 1
- 230000000975 bioactive effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 201000010897 colon adenocarcinoma Diseases 0.000 description 1
- 208000029742 colonic neoplasm Diseases 0.000 description 1
- 230000005757 colony formation Effects 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 1
- STQGQHZAVUOBTE-VGBVRHCVSA-N daunorubicin Chemical class O([C@H]1C[C@@](O)(CC=2C(O)=C3C(=O)C=4C=CC=C(C=4C(=O)C3=C(O)C=21)OC)C(C)=O)[C@H]1C[C@H](N)[C@H](O)[C@H](C)O1 STQGQHZAVUOBTE-VGBVRHCVSA-N 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 231100000673 dose–response relationship Toxicity 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- CCIVGXIOQKPBKL-UHFFFAOYSA-M ethanesulfonate Chemical compound CCS([O-])(=O)=O CCIVGXIOQKPBKL-UHFFFAOYSA-M 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000003818 flash chromatography Methods 0.000 description 1
- 239000012458 free base Substances 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- 230000005918 in vitro anti-tumor Effects 0.000 description 1
- 230000005917 in vivo anti-tumor Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 208000032839 leukemia Diseases 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 125000004344 phenylpropyl group Chemical group 0.000 description 1
- 150000003053 piperidines Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000008223 sterile water Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 210000004881 tumor cell Anatomy 0.000 description 1
- 230000004614 tumor growth Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H15/00—Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals
- C07H15/20—Carbocyclic rings
- C07H15/24—Condensed ring systems having three or more rings
- C07H15/252—Naphthacene radicals, e.g. daunomycins, adriamycins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
- A61P35/02—Antineoplastic agents specific for leukemia
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H19/00—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
- C07H19/02—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H19/00—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
- C07H19/02—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
- C07H19/04—Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
- C07H19/048—Pyridine radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- General Chemical & Material Sciences (AREA)
- Hematology (AREA)
- Oncology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Saccharide Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
【0001】
【発明の属する技術分野】
本発明は、抗腫瘍活性を有する新規なアントラサイクリン類縁体、それら類縁体の製造方法、およびそれら類縁体を含有する医薬組成物に関する。
【0002】
本発明は、下記式Aのアントラサイクリン類縁体である化合物、あるいはその化合物の医薬的に許容されうる塩を提供する。
【0003】
【化3】
【0004】
[式中、R1 は水素原子あるいは水酸基またはメトキシ基であり;R2 およびR3 は両方が水酸基であるか、あるいはR2 およびR3 の一方が水酸基でR2 およびR3 の他方が水素原子であり;R4 は水素原子あるいは水酸基、メトキシ基、カルボキシ基またはカルボメトキシ基であり;R5 は式COCH3 、COCH 2 OH、CH2 CH3 、CH(OH)CH3 またはCH(OH)CH2 OHであり;R6 は酸素原子または水酸基であり;R7 およびR8 は両方とも水素原子であるか、あるいはR7 およびR8 の一方が水酸基、ハロゲン原子またはOSO 2 CH3 基であってR7 およびR8 の他方が水素原子であり;Xは酸素原子または−CH2 −であり;R9 およびR10は両方とも水素原子であるか、あるいはR9 およびR10の一方が水素原子でR9 およびR10の他方が水酸基またはO(CO)n R11(式中、R11はC1 〜C8 アルキル基、C3 〜C8 シクロアルキル基またはフェニルC1 〜C6 アルキル基であって、nは0または1である。)であるか、あるいはR9 およびR10の一方が上記で定義されるO(CO)n R11であって、R9 およびR10の他方がメチル基またはヒドロキシメチル基である。]。
【0005】
本明細書においては、アルキル基、アルコキシ基およびアシロキシ基の炭化水素鎖は、直鎖であっても分岐のものであってもよい。
【0006】
好ましくは、C1 〜C8 アルキル基は、メチル基、エチル基、n−プロピル基、イソプロピル基、n−ブチル基、t−ブチル基,sec−ブチル基またはn−ペンチル基である。
【0007】
好ましくは、C3 〜C8 シクロアルキル基は、シクロプロピル基、シクロブチル基、シクロペンチル基またはシクロヘキシル基である。
【0008】
好ましくは、フェニルC1 〜C6 アルキル基は、ベンジル基、フェニルプロピル基またはフェニルブチル基である。
【0009】
好ましくは、本発明による医薬的に許容されうる塩誘導体のイオンは、医薬的に許容されうる酸から誘導されるものであって、その酸としては、塩酸などの無機酸と酢酸、メタンスルホン酸またはエタンスルホン酸などの有機酸のいずれでもよい。
【0010】
本発明は、可能な全ての立体異性体とそのラセミ混合物または光学活性体混合物を包含するものである。その場合、(S)および(R)は、置換された炭素原子の立体配置を意味する。
【0011】
本発明による化合物のうち好ましい種類のものとしては、R6 が酸素または水酸基、より好ましくは水酸基であり;Xが酸素またはCH2 、より好ましくは酸素であり;R1 が水素またはメトキシ基であり;R2 およびR3 がいずれも水酸基であり;R4 が水素であり;R5 が式COCH3 、COCH2 OHまたはCOCH(OH)CH2 OHであり;R9 およびR10が両方とも水素原子であるか、あるいはR9 およびR10の一方が水素であってR9 およびR10の他方がメトキシ基であり;好ましくは光学活性配置が(S)または(R)であり;R7 が水酸基であり;R8 が水素である式Aの化合物である。
【0012】
以下に、本発明の化合物で好ましいものの具体例を挙げる。
【0013】
N−オキサイド
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R6 =O、R9 =H、R10=(S)OCH3 、X=O、R7 =OH、R8 =H]
(A2):塩化3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキサイド[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R6 =OH、R9 =H、R10=(S)OCH3 、X=O、R7 =OH、R8 =H]
(A3):3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ドキソルビシン N−オキサイド
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R6 =O、R9 =H、R10=(R)OCH3 、X=O、R7 =OH、R8 =H]
(A4):塩化3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキサイド[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R6 =OH、R9 =H、R10=(R)OCH3 、X=O、R7 =OH、R8 =H]
(A5):4−デメトキシ−3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ダウノルビシン N−オキサイド
[R1 =H、R2 =R3 =OH、R4 =H、R5 =COCH3 、R6 =O、R9 =H、R10=(S)OCH3 、X=O、R7 =OH、R8 =H]
(A6):塩化4−デメトキシ−3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ダウノルビシン N−ハイドロキサイド
[R1 =H、R2 =R3 =OH、R4 =H、R5 =COCH3 、R6 =OH、R9 =H、R10=(S)OCH3 、X=O、R7 =OH、R8 =H]
(A7):4−デメトキシ−3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ダウノルビシン N−オキサイド
[R1 =H、R2 =R3 =OH、R4 =H、R5 =COCH3 、R6 =O、R9 =H、R10=(R)OCH3 、X=O、R7 =OH、R8 =H]
(A8):塩化4−デメトキシ−3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ダウノルビシン N−ハイドロキサイド
[R1 =H、R2 =R3 =OH、R4 =H、R5 =COCH3 、R6 =OH、R9 =H、R10=(R)OCH3 、X=O、R7 =OH、R8 =H]
(A9):3’−デアミノ−3’[4−モルホリニル]−ドキソルビシン N−オキサイド
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R6 =O、R9 =R10=H、X=O、R7 =OH、R8 =H]
(A10):3’−デアミノ−3’[4−モルホリニル]−ドキソルビシン N−ハイドロキサイド
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R6 =OH、R9 =R10=H、X=O、R7 =OH、R8 =H]
(A11):13−ジヒドロ−3’−デアミノ−3’[2−メトキシ−4−モルホリニル]−ドキソルビシン N−オキサイド
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =CH(OH)CH 2 OH、R6 =O、R9 =H、R10=OCH3 、X=O、R7 =OH、R8 =H]
(A12):13−ジヒドロ−3’−デアミノ−3’[2−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキシクロリド
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =CH(OH)CH 2 OH、R6 =OH、R9 =H、R10=OCH3 、X=O、R7 =OH、R8 =H]
(A13):3’−デアミノ−3’[ピペリジン]−ドキソルビシン N−オキサイド
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 = COCH2 OH、R6 =O、R9 =R10=H、X=CH2 、 R7 =OH、R8 =H]
(A14):3’−デアミノ−3’[ピペリジン]−ドキソルビシン N−ハイドロキシクロリド
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R6 =OH、R9 =R10=H、X=CH2 、R7 =OH、R8 =H]
式A(R6 =O)のアントラサイクリンN−オキサイドは、
i)式B:
【0014】
【化4】
【0015】
[式中、R1 、R2 、R3 、R4 、R5 、R7 、R8 、R9 、R10およびXは上で定義した通りである。]の化合物と過酸化物化合物とを反応させる工程によって製造することができる。
【0016】
式A(R6 =OH)のアントラサイクリンN−ハイドロキサイドは、(ii)得られた式AのN−オキサイド誘導体を有機酸または無機酸と反応させることによって得ることができる。
【0017】
例えば、式AのアントラサイクリンN−オキサイドの好適な製造方法は、上記で定義した式Bの化合物を、遊離塩基の形で、アセトンなどの非極性有機溶媒中で、−40℃〜−10℃、好ましくは−30℃の温度で、5〜30分間、ジメチルジオキシランなどの過酸化物化合物と処理し、次に減圧下に溶媒を留去し、得られたN−オキサイド誘導体を例えばシリカゲルでのフラッシュクロマトグラフィーによって精製する工程を包含するものである。
【0018】
式AのアントラサイクリンN−ハイドロキサイドの好適な製造方法は、塩化メチレンなどの有機溶媒に溶かしたアントラサイクリンN−オキサイドを無水酸、好ましくは無水塩化水素と、温度−10℃〜0℃、好ましくは−5℃で処理する工程を包含するものである。
【0019】
ジメチルジオキシランは、ジャーナル・オブ・オーガニック・ケミストリー第52巻2800〜2803頁(1987年)に記載の方法で製造することができる。
【0020】
ジメチルジオキシランを使用することにより、副生成物を生成することなく、アントラサイクリンN−オキサイドを生成することができることは注目すべき点である。さらに、その試薬は、減圧下にその反応混合物から容易に除去される。
【0021】
式Bの原料化合物のアントラサイクリン、すなわち、モルホリノまたはモルホリノ環置換あるいはピペリジン誘導体は文献的に公知であり、J.W.ローン(J.W.Lown)編のバイオアクティブ・モレキュルズ(Bioactive Molecules )第6巻(Elsevier 1988 )に記載されている。好ましい原料化合物は以下の通りである。
【0022】
(B1)3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソルビシン
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R9 =H、R10=(S)OCH3 、X=O、R7 =OH、R8 =H]
(B2)3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ドキソルビシン
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R9 =H、R10=(R)OCH3 、X=O、R7 =OH、R8 =H]
(B3):4−デメトキシ−3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ダウノルビシン
[R1 =H、R2 =R3 =OH、R4 =H、R5 =COCH3 、R9 =H、R10=(S)OCH3 、X=O、R7 =OH、R8 =H]
(B4):4−デメトキシ−3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ダウノルビシン
[R1 =H、R2 =R3 =OH、R4 =H、R5 =COCH3 、R9 =H、R10=(R)OCH3 、X=O、R7 =OH、R8 =H]
(B5):3’−デアミノ−3’[4−モルホリニル]−ドキソルビシン
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R9 =R10=H、X=O、R7 =OH、R8 =H]
(B6):13−ジヒドロ−3’−デアミノ−3’[2−メトキシ−4−モルホリニル]−ダウノルビシン
(B7):3’−デアミノ−3’[ピペリジン]−ドキソルビシン
[R1 =OCH3 、R2 =R3 =OH、R4 =H、R5 =COCH2 OH、R9 =R10=H、X=CH2 、R7 =OH、R8 =H]
本発明の新規なアントラサイクリン誘導体は水溶性であり、N−オキサイドの形でも水溶性である。驚くべきことに、式A(R6 =O)のN−オキサイド誘導体は、式Bの原料化合物アントラサイクリンと同様の腫瘍細胞に対する細胞毒活性を示すが、相当するN−ハイドロキサイド誘導体A(R6 =OH)は、相当するN−オキサイドより10〜100倍強力である。
【0023】
本発明はさらに、医薬的に許容されうる希釈剤または担体と、活性成分として式Aのアントラサイクリン類縁体またはその医薬的に許容されうる塩を含有してなる医薬組成物をも提供するものである。
【0024】
好適な投与経路としては、非経口投与などがある。非経口投与用には、活性化合物と、その活性化合物を溶解させるかもしくはそれの懸濁液を提供することのできる無菌希釈剤または担体とを用いて、液剤を調製することができる。非経口製剤は、無菌固体の形で製剤して、それを投与に先だって、生理食塩水、無菌水その他の無菌媒体などの好適な媒体によって再生するようにしてもよい。
【0025】
本発明の化合物は、ヒトおよび動物の身体の治療法に有用である。本発明の化合物は、特に、白血病または結腸腺癌の治療における抗腫瘍薬として有用である。治療上有効な量を腫瘍を有する患者に投与して、その患者の状態を緩解するかもしくは改善する。腫瘍の成長を阻害できるだけの量を投与してもよい。投与する用量は、in vitro およびin vivoの抗腫瘍試験で本発明の化合物が示した活性を参考にして修正したドキソルビシンおよびダウノルビシンの公知の用量範囲を用いて確認することができる。好適な用量は通常、体表面1m2 当り1〜200mgの範囲、好ましくは1〜100mg/m2 であって、治療する疾患の性質および重篤度と、患者の全身状態によって決るものである。
【0026】
【実施例】
以下の実施例により、さらに本発明を詳細に説明する。
【0027】
実施例1
3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソル ビシン N−オキサイド(A1)
3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソルビシン(B1:0.44g、0.6mmol)を−30℃で無水アセトン(20ml)に溶かし、それをジメチルジオキシランの0.1Mアセトン溶液(10ml)で30分間処理する。次に、反応混合物を減圧下に濃縮して、粗生成物に対して、溶離系として塩化メチレンとメタノール(容量基準で90:10)の混合液を用いて、シリカゲルでフラッシュクロマトグラフィーを行うと、標題化合物A1が得られる(0.36g)。
【0028】
キーゼルゲル板F254(メルク社)で、溶離系として塩化メチレン、メタノール、酢酸、水(容量基準で30:4:1:0.5)を用い、薄層クロマトグラフィーを行う。Rfは0.6である。
【0029】
実施例2
塩化3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキサイド(A2)
実施例1に記載の方法で得られた化合物A1(0.18g,0.22mmol)を0℃で無水塩化メチレン(5ml)に溶かし、等量の無水塩化水素の0.1Mメタノール溶液を加える。エチルエーテルおよび石油エーテルの混合溶液(100ml)を加えることにより、標題化合物(A2、0.22g)が沈殿する。
【0030】
キーゼルゲル板F254(メルク社)で、溶離系として塩化メチレン、メタノール、酢酸、水(容量基準で30:4:1:0.5)を用い、薄層クロマトグラフィーを行う。Rfは0.6である。
【0031】
実施例3
3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ドキソルビシン N−オキサイド(A3)
実施例1に記載の方法と同じ手順に従って、3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ドキソルビシン(B2)から化合物A3を得る。
【0032】
キーゼルゲル板F254(メルク社)で、溶離系として塩化メチレン、メタノール、酢酸、水(容量基準で30:4:1:0.5)を用いて薄層クロマトグラフィーを行う。Rfは0.63である。
【0033】
実施例4
塩化3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキサイド(A4)
実施例2に記載の方法と同じ手順に従って、実施例3に記載の方法で得られた化合物A3から、化合物A4を得る。キーゼルゲル板F254(メルク社)で、溶離系として塩化メチレン、メタノール、酢酸、水(容量基準で30:4:1:0.5)を用いて薄層クロマトグラフィーを行う。Rfは0.63である。
【0034】
実施例5
4−デメトキシ−3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ダウノルビシン N−オキサイド(A5)
実施例1に記載の方法と同じ手順に従って、4−デメトキシ−3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル](B3)から、化合物A5を得る。キーゼルゲル板F254(メルク社)で、溶離系として塩化メチレン、メタノール(容量基準で20:1)を用いて薄層クロマトグラフィーを行う。Rfは0.28である。
【0035】
実施例6
塩化4−デメトキシ−3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ダウノルビシン N−ハイドロキサイド(A6)
実施例2に記載の方法と同じ手順に従って、実施例5に記載の方法で得られた化合物A5から、化合物A6を得る。キーゼルゲル板F254(メルク社)で、溶離系として塩化メチレン、メタノール(容量基準で20:1)を用いて薄層クロマトグラフィーを行う。Rfは0.28である。
【0036】
実施例7
3’−デアミノ−3’[4−モルホリニル]−ドキソルビシン N−オキサイド(A9)
実施例1に記載の方法と同じ手順に従って、3’−デアミノ−3’[4−モルホリニル]−ドキソルビシン(B5)から化合物A9を得る。キーゼルゲル板F254(メルク社)で、溶離系として塩化メチレン、メタノール、酢酸、水(容量基準で30:4:1:0.5)を用いて薄層クロマトグラフィーを行う。Rfは0.37である。
【0037】
実施例8
3’−デアミノ−3’[4−モルホリニル]−ドキソルビシン N−ハイドロキサイド(A10)
実施例2に記載の方法と同じ手順に従って、実施例7に記載の方法で得られた化合物A9から、化合物A10を得る。キーゼルゲル板F254(メルク社)で、溶離系として塩化メチレン、メタノール、酢酸、水(容量基準で30:4:1:0.5)を用いて薄層クロマトグラフィーを行う。Rfは0.37である。
【0038】
生物活性
3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソルビシン N−オキサイド(A1)と3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキサイド(A2)を、3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソルビシン(B1)との比較で、in vitro での48時間処理で、L1210に対する試験を行った。その細胞毒活性は、濃度−反応曲線に基づいて計算したコロニー形成を50%阻害する濃度IC50として報告した。式(A2)のN−ハイドロキシ誘導体は、親化合物B1より20倍強力であることが認められた(表1)。
【0039】
【表1】
[0001]
BACKGROUND OF THE INVENTION
The present invention relates to novel anthracycline analogs having antitumor activity, a method for producing the analogs, and a pharmaceutical composition containing the analogs.
[0002]
The present invention provides a compound that is an anthracycline analog of Formula A, or a pharmaceutically acceptable salt of the compound.
[0003]
[Chemical 3]
[0004]
[Wherein R 1 is a hydrogen atom, a hydroxyl group or a methoxy group; R 2 and R 3 are both hydroxyl groups, or one of R 2 and R 3 is a hydroxyl group and the other of R 2 and R 3 is hydrogen. R 4 is a hydrogen atom or a hydroxyl group, a methoxy group, a carboxy group or a carbomethoxy group; R 5 is a formula COCH 3 , COCH 2 OH, CH 2 CH 3 , CH (OH) CH 3 or CH (OH ) it is a CH 2 OH; R 6 is an oxygen atom or a hydroxyl group; or R 7 and R 8 are both hydrogen atoms, or one is a hydroxyl group, a halogen atom or OSO 2 CH 3 groups of R 7 and R 8 And the other of R 7 and R 8 is a hydrogen atom; X is an oxygen atom or —CH 2 —; R 9 and R 10 are both hydrogen atoms, or one of R 9 and R 10 R 9 you in but hydrogen atom The other is in a hydroxyl group or O (CO) n R 11 (wherein fine R 10, R 11 is a C 1 -C 8 alkyl group, C 3 -C 8 cycloalkyl group or a phenyl C 1 -C 6 alkyl group N is 0 or 1.) or one of R 9 and R 10 is O (CO) n R 11 as defined above, and the other of R 9 and R 10 is a methyl group or Hydroxymethyl group. ].
[0005]
In the present specification, the hydrocarbon chain of the alkyl group, alkoxy group and acyloxy group may be linear or branched.
[0006]
Preferably, C 1 -C 8 alkyl groups are methyl group, ethyl group, n- propyl group, an isopropyl group, n- butyl group, t- butyl group, sec- butyl or n- pentyl group.
[0007]
Preferably, C 3 -C 8 cycloalkyl groups are cyclopropyl, cyclobutyl, cyclopentyl or cyclohexyl.
[0008]
Preferably, phenyl C 1 -C 6 alkyl group, a benzyl group, phenylpropyl group or phenylbutyl group.
[0009]
Preferably, the ion of the pharmaceutically acceptable salt derivative according to the present invention is derived from a pharmaceutically acceptable acid, which includes an inorganic acid such as hydrochloric acid and acetic acid, methanesulfonic acid. Or any of organic acids, such as ethanesulfonic acid, may be sufficient.
[0010]
The present invention is intended to include all possible stereoisomers and their racemic or optically active mixtures. In that case, (S) and (R) refer to the configuration of the substituted carbon atom.
[0011]
Among the compounds according to the invention, preferred types include: R 6 is oxygen or hydroxyl, more preferably hydroxyl; X is oxygen or CH 2 , more preferably oxygen; R 1 is hydrogen or methoxy. R 2 and R 3 are both hydroxyl groups; R 4 is hydrogen; R 5 is the formula COCH 3 , COCH 2 OH or COCH (OH) CH 2 OH; R 9 and R 10 are both hydrogen or an atom, or the other one is a hydrogen and R 9 and R 10 R 9 and R 10 are methoxy groups; preferably is an optically active arrangement (S) or (R); R 7 is A compound of formula A which is a hydroxyl group; and R 8 is hydrogen.
[0012]
Specific examples of preferred compounds of the present invention are given below.
[0013]
N-oxide [R 1 = OCH 3 , R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH, R 6 = O, R 9 = H, R 10 = (S) OCH 3 , X = O, R 7 = OH, R 8 = H]
( A2 ): 3′-deamino-3 ′ chloride [2 (S) -methoxy-4-morpholinyl] -doxorubicin N-hydroxide [R 1 = OCH 3 , R 2 = R 3 = OH, R 4 = H R 5 = COCH 2 OH, R 6 = OH, R 9 = H, R 10 = (S) OCH 3 , X = O, R 7 = OH, R 8 = H]
(A3): 3'-deamino -3 '[2 (R) - methoxy-4-morpholinyl] - doxorubicin N- oxide [R 1 = OCH 3, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH, R 6 = O, R 9 = H, R 10 = (R) OCH 3 , X = O, R 7 = OH, R 8 = H]
( A4 ): 3′-deamino-3 ′ chloride [2 (R) -methoxy-4-morpholinyl] -doxorubicin N-hydroxide [R 1 = OCH 3 , R 2 = R 3 = OH, R 4 = H R 5 = COCH 2 OH, R 6 = OH, R 9 = H, R 10 = (R) OCH 3 , X = O, R 7 = OH, R 8 = H]
( A5 ): 4-demethoxy-3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -daunorubicin N-oxide [R 1 = H, R 2 = R 3 = OH, R 4 = H , R 5 = COCH 3, R 6 = O, R 9 = H, R 10 = (S) OCH 3, X = O, R 7 = OH, R 8 = H]
( A6 ): 4-demethoxy-3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -daunorubicin N-hydroxide [R 1 = H, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 3, R 6 = OH, R 9 = H, R 10 = (S) OCH 3, X = O, R 7 = OH, R 8 = H]
( A7 ): 4-demethoxy-3′-deamino-3 ′ [2 (R) -methoxy-4-morpholinyl] -daunorubicin N-oxide [R 1 = H, R 2 = R 3 = OH, R 4 = H R 5 = COCH 3 , R 6 = O, R 9 = H, R 10 = (R) OCH 3 , X = O, R 7 = OH, R 8 = H]
( A8 ): 4-demethoxy-3′-deamino-3 ′ [2 (R) -methoxy-4-morpholinyl] -daunorubicin N-hydroxide [R 1 = H, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 3, R 6 = OH, R 9 = H, R 10 = (R) OCH 3, X = O, R 7 = OH, R 8 = H]
(A9): 3'-deamino-3 '[4-morpholinyl] - doxorubicin N- oxide [R 1 = OCH 3, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH, R 6 = O, R 9 = R 10 = H, X = O, R 7 = OH, R 8 = H]
( A10 ): 3′-deamino-3 ′ [4-morpholinyl] -doxorubicin N-hydroxide [R 1 = OCH 3 , R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH, R 6 = OH, R 9 = R 10 = H, X = O, R 7 = OH, R 8 = H]
(A11): 13-dihydro-3'-deamino-3 '[2-methoxy-4-morpholinyl] - doxorubicin N- oxide [R 1 = OCH 3, R 2 = R 3 = OH, R 4 = H, R 5 = CH (OH) CH 2 OH, R 6 = O, R 9 = H, R 10 = OCH 3, X = O, R 7 = OH, R 8 = H]
( A12 ): 13-dihydro-3′-deamino-3 ′ [2-methoxy-4-morpholinyl] -doxorubicin N-hydroxycyclolide [R 1 = OCH 3 , R 2 = R 3 = OH, R 4 = H, R 5 = CH (OH) CH 2 OH, R 6 = OH, R 9 = H, R 10 = OCH 3, X = O, R 7 = OH, R 8 = H]
(A13): 3'-deamino-3 '[piperidin] - doxorubicin N- oxide [R 1 = OCH 3, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH, R 6 = O R 9 = R 10 = H, X = CH 2 , R 7 = OH, R 8 = H]
( A14 ): 3′-deamino-3 ′ [piperidine] -doxorubicin N-hydroxycyclolide [R 1 = OCH 3 , R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH, R 6 = OH, R 9 = R 10 = H, X = CH 2 , R 7 = OH, R 8 = H]
The anthracycline N-oxide of formula A (R 6 ═O) is
i) Formula B:
[0014]
[Formula 4]
[0015]
Wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 7 , R 8 , R 9 , R 10 and X are as defined above. And a peroxide compound.
[0016]
Anthracycline N-hydroxides of formula A (R 6 = OH) can be obtained by (ii) reacting the obtained N-oxide derivatives of formula A with organic or inorganic acids.
[0017]
For example, a suitable process for the preparation of anthracycline N-oxide of formula A is the compound of formula B defined above in the form of the free base in a nonpolar organic solvent such as acetone at -40 ° C to -10 ° C. Treatment with a peroxide compound such as dimethyldioxirane at a temperature of preferably −30 ° C. for 5 to 30 minutes, then the solvent is distilled off under reduced pressure, and the resulting N-oxide derivative is purified, for example, on silica gel. The step of purifying by flash chromatography is included.
[0018]
A preferred method for producing the anthracycline N-hydroxide of formula A comprises an anthracycline N-oxide dissolved in an organic solvent such as methylene chloride in anhydrous acid, preferably anhydrous hydrogen chloride, at a temperature of -10 ° C to 0 ° C. Preferably, it includes a step of treating at -5 ° C.
[0019]
Dimethyldioxirane can be produced by the method described in Journal of Organic Chemistry Vol. 52, pages 2800-2803 (1987).
[0020]
It is noteworthy that by using dimethyldioxirane, anthracycline N-oxide can be produced without producing by-products. Furthermore, the reagent is easily removed from the reaction mixture under reduced pressure.
[0021]
The anthracyclines of the starting compounds of formula B, ie morpholino or morpholino ring-substituted or piperidine derivatives are known in the literature; W. Bioactive Molecules, Volume 6 (Elsevier 1988), edited by JWLown. Preferred raw material compounds are as follows.
[0022]
(B1) 3'-deamino -3 '[2 (S) - methoxy-4-morpholinyl] - doxorubicin [R 1 = OCH 3, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH R 9 = H, R 10 = (S) OCH 3 , X = O, R 7 = OH, R 8 = H]
(B2) 3'-deamino -3 '[2 (R) - methoxy-4-morpholinyl] - doxorubicin [R 1 = OCH 3, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH R 9 = H, R 10 = (R) OCH 3 , X = O, R 7 = OH, R 8 = H]
( B3 ): 4-demethoxy-3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -daunorubicin [R 1 = H, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 3 , R 9 = H, R 10 = (S) OCH 3 , X = O, R 7 = OH, R 8 = H]
( B4 ): 4-demethoxy-3′-deamino-3 ′ [2 (R) -methoxy-4-morpholinyl] -daunorubicin [R 1 = H, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 3 , R 9 = H, R 10 = (R) OCH 3 , X = O, R 7 = OH, R 8 = H]
(B5): 3'-deamino-3 '[4-morpholinyl] - doxorubicin [R 1 = OCH 3, R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH, R 9 = R 10 = H, X = O, R 7 = OH, R 8 = H]
( B6 ): 13-dihydro-3′-deamino-3 ′ [2-methoxy-4-morpholinyl] -daunorubicin ( B7 ): 3′-deamino-3 ′ [piperidine] -doxorubicin [R 1 ═OCH 3 , R 2 = R 3 = OH, R 4 = H, R 5 = COCH 2 OH, R 9 = R 10 = H, X = CH 2, R 7 = OH, R 8 = H]
The novel anthracycline derivatives of the present invention are water soluble and are also water soluble in the form of N-oxide. Surprisingly, the N-oxide derivative of formula A (R 6 ═O) shows cytotoxic activity against tumor cells similar to the starting compound anthracycline of formula B, but the corresponding N-hydroxide derivative A ( R 6 = OH) is 10 to 100 times more potent than the corresponding N-oxide.
[0023]
The present invention further provides a pharmaceutical composition comprising a pharmaceutically acceptable diluent or carrier and an anthracycline analog of formula A or a pharmaceutically acceptable salt thereof as an active ingredient. is there.
[0024]
Suitable routes of administration include parenteral administration. For parenteral administration, solutions can be prepared using the active compound and a sterile diluent or carrier capable of dissolving the active compound or providing a suspension thereof. Parenteral preparations may be formulated in the form of a sterile solid which can be reconstituted prior to administration with a suitable medium such as saline, sterile water or other sterile medium.
[0025]
The compounds of the present invention are useful in the treatment of the human and animal body. The compounds of the present invention are particularly useful as antitumor agents in the treatment of leukemia or colon adenocarcinoma. A therapeutically effective amount is administered to a patient with a tumor to ameliorate or improve the patient's condition. An amount sufficient to inhibit tumor growth may be administered. The dose to be administered can be confirmed using a known dose range of doxorubicin and daunorubicin modified with reference to the activity exhibited by the compounds of the present invention in in vitro and in vivo antitumor tests. Suitable dosage is usually the body surface 1 m 2 per range of 1 to 200 mg, preferably a 1 to 100 mg / m 2, which determined the nature and severity of the disease to be treated, the general state of the patient.
[0026]
【Example】
The following examples further illustrate the invention.
[0027]
Example 1
3'-deamino -3 '[2 (S) - methoxy-4-morpholinyl] - Dokisoru bicine N- oxide (A1)
3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -doxorubicin ( B1 : 0.44 g, 0.6 mmol) was dissolved in anhydrous acetone (20 ml) at −30 ° C. and dissolved in dimethyldioxirane. For 30 minutes with 0.1 M acetone solution (10 ml). The reaction mixture is then concentrated under reduced pressure and the crude product is flash chromatographed on silica gel using a mixture of methylene chloride and methanol (90:10 by volume) as the elution system. To give the title compound A1 (0.36 g).
[0028]
Thin layer chromatography is performed on a Kieselgel plate F254 (Merck) using methylene chloride, methanol, acetic acid and water (30: 4: 1: 0.5 on a volume basis) as the elution system. Rf is 0.6.
[0029]
Example 2
3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -doxorubicin N-hydroxide ( A2 )
Compound A1 (0.18 g, 0.22 mmol) obtained by the method described in Example 1 is dissolved in anhydrous methylene chloride (5 ml) at 0 ° C., and an equal volume of 0.1 M methanol solution of anhydrous hydrogen chloride is added. Addition of a mixed solution of ethyl ether and petroleum ether (100 ml) precipitates the title compound ( A2 , 0.22 g).
[0030]
Thin layer chromatography is performed on a Kieselgel plate F254 (Merck) using methylene chloride, methanol, acetic acid and water (30: 4: 1: 0.5 on a volume basis) as the elution system. Rf is 0.6.
[0031]
Example 3
3'-deamino-3 '[2 (R) -methoxy-4-morpholinyl] -doxorubicin N-oxide ( A3 )
Following the same procedure as described in Example 1, compound A3 is obtained from 3'-deamino-3 '[2 (R) -methoxy-4-morpholinyl] -doxorubicin ( B2 ).
[0032]
Thin layer chromatography is performed on a Kieselgel plate F254 (Merck) using methylene chloride, methanol, acetic acid and water (30: 4: 1: 0.5 by volume) as the elution system. Rf is 0.63.
[0033]
Example 4
3′-Deamino-3 ′ [2 (R) -methoxy-4-morpholinyl] -doxorubicin N-hydroxide ( A4 )
Following the same procedure as described in Example 2, compound A4 is obtained from compound A3 obtained by the method described in Example 3. Thin layer chromatography is performed on a Kieselgel plate F254 (Merck) using methylene chloride, methanol, acetic acid and water (30: 4: 1: 0.5 by volume) as the elution system. Rf is 0.63.
[0034]
Example 5
4-demethoxy-3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -daunorubicin N-oxide ( A5 )
Compound A5 is obtained from 4-demethoxy-3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] ( B3 ) following the same procedure as described in Example 1. Thin layer chromatography is performed on a Kieselgel plate F254 (Merck) using methylene chloride and methanol (20: 1 by volume) as the elution system. Rf is 0.28.
[0035]
Example 6
4-demethoxy-3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -daunorubicin chloride N-hydroxide ( A6 )
Following the same procedure as described in Example 2, compound A6 is obtained from compound A5 obtained by the method described in Example 5. Thin layer chromatography is performed on a Kieselgel plate F254 (Merck) using methylene chloride and methanol (20: 1 by volume) as the elution system. Rf is 0.28.
[0036]
Example 7
3'-deamino-3 '[4-morpholinyl] -doxorubicin N-oxide ( A9 )
Following the same procedure as described in Example 1, compound A9 is obtained from 3′-deamino-3 ′ [4-morpholinyl] -doxorubicin ( B5 ). Thin layer chromatography is performed on a Kieselgel plate F254 (Merck) using methylene chloride, methanol, acetic acid and water (30: 4: 1: 0.5 by volume) as the elution system. Rf is 0.37.
[0037]
Example 8
3'-deamino-3 '[4-morpholinyl] -doxorubicin N-hydroxide ( A10 )
Following the same procedure as described in Example 2, compound A10 is obtained from compound A9 obtained by the method described in Example 7. Thin layer chromatography is performed on a Kieselgel plate F254 (Merck) using methylene chloride, methanol, acetic acid and water (30: 4: 1: 0.5 by volume) as the elution system. Rf is 0.37.
[0038]
Biologically active 3'-deamino-3 '[2 (S) -methoxy-4-morpholinyl] -doxorubicin N-oxide ( A1 ) and 3'-deamino-3' [2 (S) -methoxy-4-morpholinyl]- Compared to doxorubicin N-hydroxide ( A2 ) with 3'-deamino-3 '[2 (S) -methoxy-4-morpholinyl] -doxorubicin ( B1 ), L1210 was treated with 48 hours in vitro. Was tested. The cytotoxic activity was reported as the concentration IC50 that inhibits colony formation calculated 50% based on the concentration-response curve. The N-hydroxy derivative of formula ( A2 ) was found to be 20 times more potent than the parent compound B1 (Table 1).
[0039]
[Table 1]
Claims (18)
塩化3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキサイド;
3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ドキソルビシン N−オキサイド;
塩化3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキサイド
4−デメトキシ−3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ダウノルビシン N−オキサイド
塩化4−デメトキシ−3’−デアミノ−3’[2(S)−メトキシ−4−モルホリニル]−ダウノルビシン N−ハイドロキサイド;
4−デメトキシ−3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ダウノルビシン N−オキサイド;
塩化4−デメトキシ−3’−デアミノ−3’[2(R)−メトキシ−4−モルホリニル]−ダウノルビシン N−ハイドロキサイド;
3’−デアミノ−3’[4−モルホリニル]−ドキソルビシン N−オキサイド;
3’−デアミノ−3’[4−モルホリニル]−ドキソルビシン N−ハイドロキサイド;
13−ジヒドロ−3’−デアミノ−3’[2−メトキシ−4−モルホリニル]−ドキソルビシン N−オキサイド;
13−ジヒドロ−3’−デアミノ−3’[2−メトキシ−4−モルホリニル]−ドキソルビシン N−ハイドロキシクロリド;
3’−デアミノ−3’[ピペリジン]−ドキソルビシン N−オキサイド;
または
3’−デアミノ−3’[ピペリジン]−ドキソルビシン N−ハイドロキシクロリド
である請求項1記載の化合物。3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -doxorubicin N-oxide;
3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] -doxorubicin N-hydroxide;
3′-deamino-3 ′ [2 (R) -methoxy-4-morpholinyl] -doxorubicin N-oxide;
3′-Deamino-3 ′ [2 (R) -methoxy-4-morpholinyl] -doxorubicin N-hydroxide 4-demethoxy-3′-deamino-3 ′ [2 (S) -methoxy-4-morpholinyl] chloride -Daunorubicin N-oxide 4-demethoxy-3'-deamino-3 '[2 (S) -methoxy-4-morpholinyl] -daunorubicin N-hydroxide;
4-demethoxy-3′-deamino-3 ′ [2 (R) -methoxy-4-morpholinyl] -daunorubicin N-oxide;
4-demethoxy-3′-deamino-3 ′ [2 (R) -methoxy-4-morpholinyl] -daunorubicin N-hydroxide chloride;
3′-deamino-3 ′ [4-morpholinyl] -doxorubicin N-oxide;
3′-deamino-3 ′ [4-morpholinyl] -doxorubicin N-hydroxide;
13-dihydro-3′-deamino-3 ′ [2-methoxy-4-morpholinyl] -doxorubicin N-oxide;
13-dihydro-3′-deamino-3 ′ [2-methoxy-4-morpholinyl] -doxorubicin N-hydroxycyclolide;
3′-deamino-3 ′ [piperidine] -doxorubicin N-oxide;
The compound according to claim 1, which is 3'-deamino-3 '[piperidine] -doxorubicin N-hydroxycycloride.
(b)得られたN−オキサイドを有機酸または無機酸で処理し、所望により、
(c)そのようにして得られた式Aのアントラサイクリン類縁体をその医薬的に許容されうる塩に変換する
ことを包含する、請求項1〜7のいずれか1項に記載の式Aのアントラサイクリン類縁体化合物またはその医薬的に許容されうる塩の製造方法。(A) Formula B:
(B) treating the resulting N-oxide with an organic or inorganic acid, if desired,
8. (c) converting the anthracycline analog of formula A so obtained to its pharmaceutically acceptable salt, of formula A according to any one of claims 1-7. A method for producing an anthracycline analog compound or a pharmaceutically acceptable salt thereof.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9426075.9 | 1994-12-23 | ||
| GB9426075A GB2296495B (en) | 1994-12-23 | 1994-12-23 | Anthracycline derivatives |
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| JP4081148B2 true JP4081148B2 (en) | 2008-04-23 |
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| JP (1) | JP4081148B2 (en) |
| DE (1) | DE19547958B4 (en) |
| GB (1) | GB2296495B (en) |
| IT (1) | IT1277073B1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2315067B (en) * | 1996-07-11 | 2000-02-16 | Pharmacia Spa | Morpholinyl anthracycline derivatives |
| AU767394C (en) * | 1999-12-29 | 2005-04-21 | Immunogen, Inc. | Cytotoxic agents comprising modified doxorubicins and daunorubicins and their therapeutic use |
| AU2004222527A1 (en) * | 2003-03-18 | 2004-09-30 | Pharmacia Italia Spa | Combined therapy comprising nemorubicin and a cyclooxygenase-2-inhibitor |
| EP1603575A2 (en) * | 2003-03-18 | 2005-12-14 | Pharmacia Italia S.p.A. | Nemorubicin as radiosensitizer in combination with radiation therapy against tumors |
| EP2240495B1 (en) | 2008-02-01 | 2015-07-15 | Genentech, Inc. | Nemorubicin metabolite and analog reagents, antibody-drug conjugates and methods |
| CA2721140C (en) * | 2008-04-11 | 2016-02-09 | Tianjin Hemay Bio-Tech Co. Ltd. | Tetracyclic anthraquinone antibiotic derivatives with high activity, process for preparing the same and use thereof |
| KR101328315B1 (en) * | 2008-04-11 | 2013-11-11 | 티안진 헤메이 바이오-텍 컴퍼니 리미티드 | Anthracycline antibiotic derivatives with high activity, preparation methods and uses thereof |
| AU2009270988A1 (en) | 2008-07-15 | 2010-01-21 | Genentech, Inc. | Anthracycline derivative conjugates, process for their preparation and their use as antitumor compounds |
| KR101897307B1 (en) | 2010-12-02 | 2018-09-10 | 네르비아노 메디칼 사이언시스 에스.알.엘. | Process for the preparation of morpholinyl anthracycline derivatives |
| US9670242B2 (en) * | 2012-03-06 | 2017-06-06 | Tianjin Hemay Oncology Pharmaceutical Co., Ltd. | Tetracyclic anthraquinone derivatives |
| DK2991993T3 (en) | 2013-04-29 | 2018-07-30 | Nerviano Medical Sciences Srl | NEW MORPHOLINYLANTHRACYCLINE DERIVATIVES |
| EP3215513B1 (en) | 2014-11-05 | 2019-05-08 | Nerviano Medical Sciences S.r.l. | Functionalized morpholinyl anthracycline derivatives |
| CN110776501B (en) * | 2019-08-22 | 2021-04-02 | 联宁(苏州)生物制药有限公司 | Preparation method of drug toxin PNU-159682 for antibody drug conjugate and intermediate thereof |
| WO2025092728A1 (en) * | 2023-10-30 | 2025-05-08 | 上海皓元生物医药科技有限公司 | Intermediate of pnu-159682, and preparation method therefor |
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| US4301277A (en) * | 1980-10-20 | 1981-11-17 | Sri International | 3-Deamino-3-(4-morpholinyl) derivatives of daunorubicin and doxorubicin |
| JPS57163393A (en) * | 1981-03-27 | 1982-10-07 | Microbial Chem Res Found | Novel anthracyclin derivative and its preparation |
| JPS59212499A (en) * | 1983-05-13 | 1984-12-01 | アドリヤ・ラボラトリ−ズ・インコ−ポレ−テツド | 4-demethoxy-3'-deamino-3'(4-morpholinyl) derivative |
| US4585859A (en) * | 1983-05-24 | 1986-04-29 | Sri International | Analogues of morpholinyl daunorubicin and morpholinyl doxorubicin |
-
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| GB9426075D0 (en) | 1995-02-22 |
| JPH08231581A (en) | 1996-09-10 |
| ITMI952614A1 (en) | 1997-06-13 |
| IT1277073B1 (en) | 1997-11-04 |
| DE19547958A1 (en) | 1996-06-27 |
| DE19547958B4 (en) | 2015-01-22 |
| ITMI952614A0 (en) | 1995-12-13 |
| GB2296495A (en) | 1996-07-03 |
| GB2296495B (en) | 1998-04-15 |
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