JP7205930B2 - 黒色腫の治療用放射性化合物およびこの用途 - Google Patents
黒色腫の治療用放射性化合物およびこの用途 Download PDFInfo
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Description
(前記化学式において、X1およびX2はそれぞれ独立して、炭素または窒素として、少なくとも二つのうち一つは窒素であり、L1はなかったり結合または炭素数1ないし20の置換または非置換アルキレン、炭素数6ないし14の置換または非置換アリルレン、炭素数1ないし20の置換または非置換ヘテロアルキレン、炭素数2ないし60の(ポリ)アルキレングリコール、
(前記化学式において、X1およびX2はそれぞれ独立して、炭素または窒素であって、少なくとも二つのうち一つは窒素であり、L1はなかったり結合または炭素数1ないし20の置換または非置換アルキレン、炭素数6ないし14の置換または非置換アリルレン、炭素数1ないし20の置換または非置換ヘテロアルキレン、炭素数2ないし60の(ポリ)アルキレングリコール、
前記化学式1の化合物は、下記のような反応式によって製造することができている:
(5-((2-(ジメチルアミノ)エチル)カルバモイル)ピリジン-2-イル)ヨウ化カルバミン酸[131I](carbamic[131I]iodide)
N-(2-(ジメチルアミノ)エチル)-6-([125I]ヨードメチル)ニコチンアミド
N-(2-(ジメチルアミノ)エチル)-5-([125I]ヨードメチル(iodomethyl))ピコリンアミド
N-(3-(ジメチルアミノ)プロピル)-5-[131I]ヨードピリジン(iodopyridine)-2-カルボキサミド
(S)-5-(2-アミノ-3-(4-ヒドロキシ-3-[131I]ヨードフェニル(iodophenyl))プロパンアミド)-N-(2-(ジメチルアミノ)エチル)ピコリンアミド
(S)-5-(4-(4-(2-(2-アミノ-3-(4-ヒドロキシ-3-[125I]ヨードフェニル)プロパンアミド)エチル)-1H-1,2,3-トリアゾール-1-イル)ブータンアミド)-N-(2-(ジメチルアミノ)エチル)ピコリンアミド
(S)-6-(6-(3-(3-(2-アミノ-3-(4-ヒドロキシ-3-[125I]ヨードフェニル)プロパンアミド)プロピル)-3H-ジベンゾ[b,f][1,2,3]トリアゾロ[4,5-d]アゾシン-8(9H)-イル)-6-オキソヘキサンアミド)-N-(2-(ジメチルアミノ)エチル)ニコチンアミド
(6-((2-(ジメチルアミノ)エチル)カルバモイル)ピリジン-3-イル)メチルジハイドロジェン[32P]ホスフェート)
4-アセトアミド-N-(2-(ジメチルアミノ)エチル)-5-[131I]ヨード-2-メトキシベンズアミド
177Lu-DOTA-DMP
177Lu-DOTA-DMPY2
177Lu-DOTA-NCS-DMP
177Lu-DOTA-NCS-DMPY2
177Lu-DOTA-NCS-トリアゾール-PEG-DMP
177Lu-DOTA-NCS-トリアゾール-PEG-DMPY2
177Lu-DOTA-NCS-ADIBO-DMP
177Lu-DOTA-NCS-ADIBO-DMPY2
177Lu-DOTA-トリアゾール-DMP
177Lu-DOTA-トリアゾール-DMPY2
177Lu-DOTA-トリアゾール-PEG-DMP
177Lu-DOTA-トリアゾール-PEG-DMPY2
177Lu-DOTA-ADIBO-DMP
177Lu-DOTA-ADIBO-DMPY2
1-1:DOTA-DMPの製造
4-アミノ安息香酸5gとN,N,N’,N’-テトラメチル-O-(N-スクシンイミジル)ウロニウムテトラフルオロボレート(TSTU)0.987gをN,N-ジメチルホルムアミド(DMF)に溶解しN,N-ジイソプロピルエチルアミン(DIPEA)1.72mLを添加した後、還流装置を用いて、60℃で3時間撹拌した。3時間攪拌した後N,N-ジメチルエチレンジアミン(DMEDA)0.612mLを添加した後、室温で2時間攪拌した。60mLのCH2Cl2と130mLのH2Oを利用して、生成物をCH2Cl2で抽出しMgSO4でCH2Cl2層の水分を除去し、フィルタリングした。フィルタしたろ液を蒸発乾燥した後、カラムクロマトグラフィーを用いて生成物である4-アミノ-N-(2-(ジメチルアミノ)エチル)ベンズアミドを分離精製した。
1H-NMR(300MHz,D2O):2.92(s,6H),3.13(br,16 H),3.33(t,2H),3.74(t,2H),3.87(br,8H),6.69(d,2H),7.66(d,2H).
5-アミノピリジン-2-カルボン酸0.6gとTSTU 1.308gをDMFに溶解させてDIPEA2.41mLを添加した後、還流装置を用いて、60℃で3時間撹拌した。3時間攪拌した後DMEDA0.808mLを添加した後、室温で2時間攪拌した。80mLのCH2Cl2および130mLのH2Oを利用して、生成物をCH2Cl2で抽出しMgSO4でCH2Cl2層の水分を除去し、フィルタリングした。フィルタしたろ液を蒸発乾燥した後、カラムクロマトグラフィーを用いて、5-アミノ-N-(2-(ジメチルアミノ)エチル)ピコリンアミド(NH2-DMPY2)を分離精製した。
1H-NMR(300MHz,D2O):2.99(s,6H),3.16(br,16H),3.41(t,2H),3.77(t,2H),3.85(br,8H),7.93(d,1H),8.35(m,1H),8.88(d,1H).
前記実施例1-1で製造されたNH2-DMFB 0.08gと2-(4-イソチオシアナトベンジル)-1,4,7,10-テトラアザシクロドデカン-1,4,7,10-四酢酸(p-SCN-Bn-DOTA)0.208gをCHCl3に溶解させ、トリエチルアミンを用いてpH9~10に調整した後、24時間室温で攪拌した。減圧蒸留して溶媒を除去した後、準-精製カラムを用いて、前記化学式28の構造を有する2,2’,2’’,2’’’-(2-(4-(3-(4-((2-(ジメチルアミノ)エチル)カルバモイル)フェニル)チオウレイド)ベンジル)-1,4,7,10-テトラアザシクロドデカン-1,4,7,10-テトライル)四酢酸を分離し、これをDOTA-NCS-DMPと命名した。前記DOTA-NCS-DMPの1H-NMRデータは、下記の通りである。
1H-NMR(300MHz,D2O):2.92(s,6H),3.13(br,16H),3.33(t,2H),3.74(t,2H),3.87(br,8H),6.43(d,2H),6.69(d,2H),6.86(d,2H),7.66(d,2H).
前記実施例1-2で製造されたNH2-DMPY2 0.07gとp-SCN-Bn-DOTA0.181gをCHCl3に溶解させ、トリエチルアミンを用いてpH9~10に調整した後、24時間室温で攪拌した。減圧蒸留して溶媒を除去した後、準-精製カラムを用いて、前記化学式29の構造を有する2,2’,2’’,2’’’-(2-(4-(3-(6-((2-(ジメチルアミノ)エチル)カルバモイル)ピリジン-3-イル)チオウレイド)ベンジル)-1,4,7,10-テトラアザシクロドデカン-1,4,7,10-テトライル)四酢酸を分離し、これをDOTA-NCS-DMPY2と命名した。前記DOTA-NCS-DMPY2の1H-NMRデータは、下記の通りである。
1H-NMR(300MHz,D2O):2.99(s,6H),3.16(br,16H),3.41(t,2H),3.77(t,2H),3.85(br,8H),6.42(d,2H),6.87(d,2H),7.93(d,1H),8.35(m,1H),8.88(d,1H).
2-1:Lu-DOTA-DMPの製造
前記実施例1-1で製造されたDOTA-DMP 5mgとLuCl3 5mgを0.2M酢酸ナトリウム緩衝液に溶解させ、95℃で1時間撹拌した。準-精製カラムを用いて、前記化学式30の構造を有するLu-DOTA-DMPを分離した。前記Lu-DOTA-DMPの1H-NMRデータは、下記の通りである。
1H-NMR(300MHz,D2O):2.94(s,6H),3.12(br,16H),3.34(t,2H),3.72(t,2H),3.85(br,8H),6.68(d,2H),7.65(d,2H).
前記実施例1-2で製造されたDOTA-DMPY2 7mgとLuCl3 7mgを0.2M酢酸ナトリウム緩衝液に溶解させ、95℃で1時間撹拌した。準-精製カラムを用いて、前記化学式31の構造を有するLu-DOTA-DMPY2を分離した。前記Lu-DOTA-DMPY2の1H-NMRデータは、下記の通りである。
1H-NMR(300MHz,D2O):2.98(s,6H),3.14(br,16H),3.38(t,2H),3.79(t,2H),3.88(br,8H),7.91(d,1H),8.38(m,1H),8.90(d,1H).
前記実施例1-3で製造されたDOTA-NCS-DMP 5mgとLuCl3 4mgを0.2M酢酸ナトリウム緩衝液に溶解させ、95℃で1時間撹拌した。準-精製カラムを用いて、前記化学式32の構造を有するLu-DOTA-NCS-DMPを分離した。前記Lu-DOTA-NCS-DMPの1H-NMRデータは、下記の通りである。
1H-NMR(300MHz,D2O):2.94(s,6H),3.12(br,16 H),3.34(t,2H),3.72(t,2H),3.85(br,8H),6.45(d,2H),6.68(d,2H),6.85(d,2H),7.65(d,2H).
前記実施例1-4で製造されたDOTA-NCS-DMPY2 7mgとLuCl3 6mgを0.2M酢酸ナトリウム緩衝液に溶解させ、95℃で1時間撹拌した。準-精製カラムを用いて、前記化学式33の構造を有するLu-DOTA-NCS-DMPY2を分離した。前記Lu-DOTA-NCS-DMPY2の1H-NMRデータは、下記の通りである。
1H-NMR(300MHz,D2O):2.98(s,6H),3.14(br,16H),3.38(t,2H),3.79(t,2H),3.88(br,8H),6.43(d,2H),6.89(d,2H),7.91(d,1H),8.38(m,1H),8.90(d,1H).
3-1:177Lu-DOTA-DMPの製造
前記実施例1-1で製造されたDOTA-DMP 30μgと177LuCl3(20mCi)を0.2M酢酸ナトリウム緩衝液に溶解させた後、90℃で1時間反応させて、前記化学式12の構造を有する177Lu-DOTA-DMPを合成した。反応混合物を室温で冷却した後準-精製カラムを用いて分離精製した。
前記実施例1-2で製造されたDOTA-DMPY2 30μgと177LuCl3(30mCi)を0.2M酢酸ナトリウム緩衝液に溶解させた後、90℃で1時間反応させて前記化学式13の構造を有する177Lu-DOTA-DMPY2を合成した。反応混合物を室温で冷却した後、準-精製カラムを用いて分離精製した。
前記実施例1-3で製造されたDOTA-NCS-DMP 30μgと177LuCl3(25mCi)を0.2M酢酸ナトリウム緩衝溶液に溶解させた後、90℃で1時間反応させて、前記化学式14の構造を有する177Lu-DOTA-NCS-DMPを合成した。反応混合物を室温で冷却した後、準-精製カラム)を用いて分離精製した。
前記実施例2-1-2で製造されたDOTA-NCS-DMPY2 30μgと177LuCl3(23mCi)を0.2M酢酸ナトリウム緩衝溶液に溶解させた後、90℃で1時間反応させて前記化学式15の構造を持つ177Lu-DOTA-NCS-DMPY2を合成した。反応混合物を室温で冷却した後、準-精製カラムを用いて分離精製した。
本発明者らは、前記の実施例3-1で製造された黒色腫のマウスモデルに静脈投与し、時間の経過に伴う腫瘍の体積と重量の変化を測定した。
具体的には、雄性BALB/c nu/nuマウス(6週齢)を利用し、全南大学校医科大学和順病院の施設で維持した。本研究のプロトコルは、全南大学校医科大学機関動物管理および使用委員会(IACUC)の承認を受けた。
腫瘍体積(mm3)=(幅)2x(長さ)x0.5
Claims (3)
- 下前記化学式1または2の構造を有する新規放射性化合物またはその許容可能な塩:
(化学式1)
(化学式2)
(前記化学式において、X1 は炭素であり、X2 は窒素であり、L 1 はなかったり、エステル結合、アミド結合、エーテル結合、チオエーテル結合、チオエステル結合、またはジスルフィド結合からなる群から選択される結合または炭素数1ないし20のアルキレン、炭素数2ないし60の(ポリ)アルキレングリコール、
から構成された群から選択される一つまたは二つのリンカーであり、L2 は炭素数1ないし5のアルキレン基であり、R1は、80mBr、123I、124I、125I、131I、および32Pで構成される群から選択される放射性同位元素であり、Lは、DOTA(1,4,7,10-テトラアザシクロドデカン-1,4,7,10-四酢酸)、DOTA-NCS、DOTA-NHSエステル、DOTA-Bz-NCS、トリス(t-bu)DOTA、HBED-CC-TFPエステル、DTPA(ジエチレントリアミンペンタ酢酸)、DO3A(1,4,7,10-テトラアザシクロドデカン-1,4,7-三酢酸)、NOTA(1,4,7-トリアザシクロノナン-1,4,7-三酢酸)、NODAGA(1,4,7-トリアザシクロノナン、1-グルタル酸-4,7-酢酸)、TETA(1,4,8,11-テトラアザシクロテトラデカン-N,N’,N’’,N’’’-四酢酸)、TE3A(1,4,8,11-テトラアザシクロテトラデカン-1,4,8-三酢酸)、TE2A(1,4,8,11-テトラアザビシクロヘキサデカン-4,11-二酢酸)、PCTA(3,6,9,15-テトラアザビシクロ[9.3.1]ペンタデカ-1,11,13-トリエン-3,6,9,-三酢酸)、サイクレン(Cyclen)、サイクラム(cyclam)またはDFO(Deferrioxamine)から構成される群から選択されるキレーターであり、Mは、64Cu、67Cu、90Cu、68Ga、99mTc、85Sr、89Sr、86Y、90Y、99mTc、111In、114mIn、149Tb、152Tb、153Sm、165Dy、166Ho、169Er、177Lu、186Re、188Re、198Au、211At、212Pb、223Ra、224Ra、225Acおよび255Fmで構成される群から選択される放射性金属であり、R2およびR3は、水素である)。 - N-(2-(ジメチルアミノ)エチル)-5-([125I]ヨードメチル)ピコリンアミド
(化学式 5)
(S)-5-(4-(4-(2-(2-アミノ-3-(4-ヒドロキシ-3-[125I]ヨードフェニル)プロパンアミド)エチル)-1H-1,2,3-トリアゾール-1-イル)ブタンアミド)-N-(2-(ジメチルアミノ)エチル)ピコリンアミド
(化学式 8)
(6-((2-(ジメチルアミノ)エチル)カルバモイル)ピリジン-3-イル)メチルジハイドロジェン[32P]ホスフェート)
(化学式 10)
177 Lu-DOTA-DMPY2
(化学式 13)
177 Lu-DOTA-NCS-DMPY2
(化学式 15)
177 Lu-DOTA-NCS-トリアゾール-PEG-DMPY2
(化学式 17)
177 Lu-DOTA-NCS-ADIBO-DMPY2
(化学式 19)
177 Lu-DOTA-トリアゾール-DMPY2
(化学式 21)
177 Lu-DOTA-トリアゾール-PEG-DMPY2
(化学式 23)
177 Lu-DOTA-ADIBO-DMPY2
(化学式 25)
から構成される群から選択される請求項1に記載の新規放射性化合物またはその許容可能な塩。 - 請求項1又は請求項2に記載の放射性化合物またはこの許容可能な塩を有効成分として含む黒色腫の治療用薬学的組成物。
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| DE19632052C2 (de) * | 1996-08-08 | 2003-05-28 | Michael Eisenhut | Benzamidderivate und deren Verwendung zur Diagnose und Behandlung von Tumoren, insbesondere Melanomen |
| US20020002169A1 (en) * | 1999-12-08 | 2002-01-03 | Griffin John H. | Protein kinase inhibitors |
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| FR2904317A1 (fr) * | 2006-07-27 | 2008-02-01 | Inst Nat Sante Rech Med | Analogues d'halogenobenzamides marques a titre de radiopharmaceutiques |
| EP2085390A1 (en) * | 2008-01-31 | 2009-08-05 | Institut National De La Sante Et De La Recherche Medicale (Inserm) | Labelled analogues of halobenzamides as multimodal radiopharmaceuticals and their precursors |
| RU2011112946A (ru) * | 2008-09-05 | 2012-10-10 | Молекьюлар Инсайт Фармасьютикалз, Инк. (Us) | Фармацевтическая композиция радиойодированного бензамидного производного и способы ее получения |
| KR101519006B1 (ko) * | 2013-03-26 | 2015-05-11 | 한국원자력연구원 | 신규한 벤즈아마이드 유도체 또는 이의 약학적으로 허용가능한 염, 이의 제조방법 및 이를 유효성분으로 함유하는 피부암 진단용 약학적 조성물 |
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