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JPS6237628B2 - - Google Patents
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JPS6237628B2 - - Google Patents

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Publication number
JPS6237628B2
JPS6237628B2 JP53113104A JP11310478A JPS6237628B2 JP S6237628 B2 JPS6237628 B2 JP S6237628B2 JP 53113104 A JP53113104 A JP 53113104A JP 11310478 A JP11310478 A JP 11310478A JP S6237628 B2 JPS6237628 B2 JP S6237628B2
Authority
JP
Japan
Prior art keywords
compound
dihydro
oxo
carboxylic acid
quinolidine
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
Application number
JP53113104A
Other languages
Japanese (ja)
Other versions
JPS5540616A (en
Inventor
Hiroshi Ishikawa
Fujio Tafusa
Kazuyuki Nakagawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Otsuka Pharmaceutical Co Ltd
Original Assignee
Otsuka Pharmaceutical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Otsuka Pharmaceutical Co Ltd filed Critical Otsuka Pharmaceutical Co Ltd
Priority to JP11310478A priority Critical patent/JPS5540616A/en
Publication of JPS5540616A publication Critical patent/JPS5540616A/en
Publication of JPS6237628B2 publication Critical patent/JPS6237628B2/ja
Granted legal-status Critical Current

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  • Quinoline Compounds (AREA)
  • Indole Compounds (AREA)

Description

【発明の詳細な説明】[Detailed description of the invention]

産業上の利用分野 本発明は、新規なベンゾヘテロ化合物に関す
る。 従来の技術 本発明のベンゾヘテロ化合物は、文献未記載の
新規化合物である。 発明が解決しようとする問題点 本発明は、後記するように抗菌剤を合成するた
めの中間体として有用な化合物を提供することを
目的とする。 問題点を解決するための手段 上記目的は、下記一般式()で表わされる新
規ベンゾヘテロ化合物により達成される。 即ち本発明は、一般式 〔式中Rは低級アルキルスルホニルオキシ基又
は低級アルキル置換フエニルスルホニルオキシ基
を示す。〕 で表わされるベンゾヘテロ化合物に係る。 上記一般式()で表わされる本発明化合物
は、抗菌剤を合成するための中間体として有用で
ある。例えば一般式()の本発明化合物は、抗
菌剤として有用な後記一般式()の化合物、一
般式()の化合物に誘導し得る〔後記反応行程
式−1、反応行程式−2参照〕。 本発明化合物は、一般式 〔式中、Rは前記に同じ。〕 で表わされる3,4−ジヒドロカルボスチリル誘
導体を還元することにより製造できる。 上記一般式()又は()において、Rで示
される低級アルキルスルホニルオキシ基にはメタ
ンスルホニルオキシ、エタンスルホニルオキシ、
プロパンスルホニルオキシ、イソプロパンスルホ
ニルオキシ、ブタンスルホニルオキシ、tert−ブ
タンスルホニルオキシ基等が、また低級アルキル
置換フエニルスルホニルオキシ基にはフエニル環
上にメチル、エチル、プロピル、イソプロピル、
ブチル、tert−ブチル基等の低級アルキル基が置
換したフエニルスルホニルオキシ基等がそれぞれ
包含される。 一般式()の化合物の還元には、接触還元方
法、水素化剤による還元方法等を適用し得る。水
素化剤による還元が好ましい。水素化剤としては
水素化ホウ素ナトリウムもしくは水素化リチウム
アルミニウムと酢酸、トリフルオロ酢酸、プロピ
オン酸等の低級脂肪酸類とを適宜組合せた水素化
剤を挙げることができる。水素化ホウ素ナトリウ
ムもしくは水素化リチウムアルミニウム及び低級
脂肪酸類の使用量としては、それぞれ一般式
()の化合物に対して等モル〜過剰量、好まし
くは3〜5倍モル量とするのがよい。水素化剤に
よる還元反応は、不活性溶媒中にて行なわれる。
用いられる不活性溶媒としては、具体的にはジオ
キサン、テトラヒドロフラン、ジグライム等のエ
ーテル類、ベンゼン、トルエン等の芳香族炭化水
素類、酢酸、トリフルオロ酢酸、プロピオン酸等
の低級脂肪酸類等を例示できる。該反応は通常室
温〜100℃、好ましくは50〜100℃にて行なわれ、
通常1〜6時間程度で反応は完結する。 上記還元反応により生成する一般式()の化
合物は、通常の分離手段により容易に単離、精製
できる。斯かる分離手段としては溶媒抽出法、溶
媒希釈法、再結晶法、蒸留法、シリカゲルカラム
クロマトグラフイー等を例示できる。 本発明で得られる一般式()の化合物は、通
常用いられる酸と容易に酸付加塩を形成し得る。
酸としては例えば塩化水素、臭化水素等のハロゲ
ン化水素、硫酸、硝酸等の無機酸を挙げることが
できる。 本発明で得られる一般式()の化合物は、例
えば反応行程式−1に示す如くして一般式()
の化合物に、また反応行程式−2に示す如くして
一般式()の化合物に誘導し得る。一般式
()及び()の化合物は、抗菌剤として有用
である。 反応行程式 1 〔式中Rは前記に同じ。〕 反応行程式 2 〔式中Rは前記に同じ。〕 実施例 本発明化合物を製造するための原料化合物の製
造例を参考例として掲げ、次に本発明化合物の製
造例を実施例として掲げ、更に本発明化合物から
の最終物質(抗菌剤)の合成例を参考例として掲
げる。 参考例 1 5−メタンスルホニルオキシ−3,4−ジヒド
ロカルボスチリルの合成 水酸化カリウム3.8gをメタノール100mlに溶か
した液に5−ヒドロキシ−3,4−ジヒドロカル
ボスチリル10gを加え、室温で30分間撹拌する。
減圧でメタノールを留去する。残渣にベンゼンを
加え、結晶化した後ベンゼンを留去する。残渣を
ジメチルホルムアミド50mlに懸濁させ、メタンス
ルホニルクロライド10.6gを氷水浴上冷却撹拌下
に滴下する。滴下後室温に戻し撹拌する。反応が
充分に進行しないためメタンスルホニルクロライ
ド3.5gを追加し、室温で4時間撹拌する。減圧
でジメチルホルムアミドを留去し、残渣をカラム
(シリカゲル、クロロホルム)分解する。エタノ
ール水溶液より再結晶する。 収量11.3g、mp227〜231℃、 無色柱状晶 上記参考例1と同様にして、5−(p−トルエ
ンスルホニルオキシ)−3,4−ジヒドロカルボ
スチリルを得る。 mp215〜216℃、収率78% 実施例 1 5−メタンスルホニルオキシ−1,2,3,4
−テトラヒドロキノリンの合成 5−メタンスルホニルオキシ−3,4−ジヒド
ロカルボスチリル4.5gをジオキサン90mlに懸濁
させ、水素化ホウ素ナトリウム35gを加え、酢酸
(d=1.05)5.3mlを滴下する。次いで油浴上で1
時間加熱還流した後、減圧で溶媒を留去し、残渣
に飽和硫酸ナトリウム水溶液を加える。析出する
沈澱を過、クロロホルムで洗浄する。液はク
ロロホルムで抽出し、無水硫酸ナトリウムで乾燥
する。溶媒を留去後残渣をカラム分離(シリカゲ
ル、ワコウC−200〔和光純薬工業(株)製〕、溶出液
クロロホルム)する。クロロホルムを留去後石油
エーテルを加えて結晶化する。石油エーテルで洗
浄しメタノールより再結晶する。 収量3.3g、mp74〜76℃ 無色プリズム状晶 実施例 2 5−(p−トルエンスルホニルオキシ)−1,
2,3,4−テトラヒドロキノリンの合成 5−(p−トルエンスルホニルオキシ)−3,4
−ジヒドロカルボスチリル10gをジオキサン100
mlに懸濁させ、次に水素化ホウ素ナトリウム11.5
gを加え、更にトリフルオロ酢酸34.5gを滴下す
る。次いで油浴上2.5時間加熱還流する。減圧下
ジオキサンを留去し、残渣に水を加える。冷却後
不溶物を過し、液をエーテル抽出する。無水
硫酸ナトリウムで乾燥後溶媒を留去し、残渣を減
圧蒸留する。 mp112〜113℃、収率92% 参考例 2 5−(p−トルエンスルホニルオキシ)−1,
2,3,4−テトラヒドロキノリン30.0gにエチ
ルエトキシメチレンマロネート21.6gを加え、撹
拌下油浴上110℃にて30分間撹拌する。加熱後ポ
リリン酸240g(リン酸120g及び五酸化リン120
gより調製)を加え油浴上140℃にて40分間反応
させる。反応後室温まで冷却し、水400ml中に投
じた後40%苛性ソーダ水溶液で中和後、析出する
結晶を取する。得られた結晶に10%カセイソー
ダ水溶液150mlを加え40分間還流する。熱時活性
炭処理後過する。液を冷却し濃塩酸にてPH=
2としたのち析出晶を取する。粗結晶をジメチ
ルホルムアミドより再結晶して白色針状晶の8−
(p−トルエンスルホニルオキシ)−6,7−ジヒ
ドロ−1−オキソ−1H,5H−ベンゾ〔i,j〕
キノリジン−2−カルボン酸を得る。 収量27.4g、mp300℃以上 参考例 3 8−(p−トルエンスルホニルオキシ)−6,7
−ジヒドロ−1−オキソ−1H,5H−ベンゾ
〔i,j〕キノリジン−2−カルボン酸20.0g及
びピペラジン12.9gを無水ジメチルスルホキシド
200mlに加え、窒素気流下10気圧、150〜160℃に
てオートクレーブ中で17時間加熱撹拌する。反応
終了後、溶媒及び過剰のピペラジンを減圧下留去
し、残渣にメタノール−エタノールを加えて析出
する沈澱を取し、エーテルで洗浄する。得られ
た結晶を水200ml及び10%塩酸水溶液40mlを加え
懸濁させ、不溶物を去し、液を飽和重曹水で
中和し、この溶液をアンバーライトLH−20〔東
京有機化学工業(株)製〕を充填し、カラムクロマト
グラフイー(溶出液、水、エタノール)で単離精
製後、ジメチルホルムアミドより再結晶して白色
針状晶の8−(1−ピペラジニル)−6,7−ジヒ
ドロ−1−オキソ−1H,5H−ベンゾ〔i,j〕
キノリジン−2−カルボン酸を得る。 収量2.0g、mp267〜268℃ 次に参考例で得られた抗菌物質について抗菌作
用を調べた。 抗菌試験A 8−(1−ピペラジニル)−6,7−ジヒドロ−
1−オキソ−1H,5H−ベンゾ〔i,j〕キノリ
ジン−2−カルボン酸〔供試化合物)及び1−エ
チル−1,4−ジヒドロ−7−メチル−4−オキ
ソ−1,8−ナフチリデン−3−カルボン酸(ナ
リジクス酸、対照化合物)について、種々の菌に
対する抗菌作用を寒天希釈平板法により求めた
〔CHEMOTHERAPY,22,1126〜1128(1974)
参照〕。 グラム陽性菌の最少増殖阻止濃度を下記第1表
に、グラム陰性菌の最少増殖阻止濃度を下記第2
表にそれぞれ示す。尚、各種菌は1×108菌数/
ml(O.D.660mμ,0.13〜0.14)及び1×106
数/mlに調製した。
INDUSTRIAL APPLICATION FIELD OF THE INVENTION The present invention relates to novel benzohetero compounds. Prior Art The benzohetero compound of the present invention is a new compound that has not been described in any literature. Problems to be Solved by the Invention The present invention aims to provide a compound useful as an intermediate for synthesizing an antibacterial agent, as described later. Means for Solving the Problems The above object is achieved by a novel benzohetero compound represented by the following general formula (). That is, the present invention is based on the general formula [In the formula, R represents a lower alkylsulfonyloxy group or a lower alkyl-substituted phenylsulfonyloxy group. ] It concerns the benzohetero compound represented by these. The compound of the present invention represented by the above general formula () is useful as an intermediate for synthesizing an antibacterial agent. For example, the compound of the present invention represented by the general formula () can be derived into a compound represented by the general formula () described later, or a compound represented by the general formula () described later, which is useful as an antibacterial agent [see Reaction Scheme-1 and Reaction Scheme-2 described later]. The compound of the present invention has the general formula [In the formula, R is the same as above. ] It can be produced by reducing the 3,4-dihydrocarbostyryl derivative represented by: In the above general formula () or (), the lower alkylsulfonyloxy group represented by R includes methanesulfonyloxy, ethanesulfonyloxy,
Propanesulfonyloxy, isopropanesulfonyloxy, butanesulfonyloxy, tert-butanesulfonyloxy, etc., and lower alkyl-substituted phenylsulfonyloxy groups include methyl, ethyl, propyl, isopropyl, etc. on the phenyl ring.
Included are phenylsulfonyloxy groups substituted with lower alkyl groups such as butyl and tert-butyl groups. A catalytic reduction method, a reduction method using a hydrogenating agent, etc. can be applied to the reduction of the compound of general formula (). Reduction with a hydrogenating agent is preferred. Examples of the hydrogenating agent include hydrogenating agents prepared by appropriately combining sodium borohydride or lithium aluminum hydride with lower fatty acids such as acetic acid, trifluoroacetic acid, and propionic acid. The amount of sodium borohydride or lithium aluminum hydride and lower fatty acids to be used is preferably an equimolar to excess amount, preferably 3 to 5 times the molar amount, relative to the compound of general formula (). The reduction reaction using a hydrogenating agent is carried out in an inert solvent.
Specific examples of the inert solvent used include ethers such as dioxane, tetrahydrofuran, and diglyme, aromatic hydrocarbons such as benzene and toluene, and lower fatty acids such as acetic acid, trifluoroacetic acid, and propionic acid. . The reaction is usually carried out at room temperature to 100°C, preferably 50 to 100°C,
The reaction is usually completed in about 1 to 6 hours. The compound of general formula () produced by the above reduction reaction can be easily isolated and purified by conventional separation means. Examples of such separation means include solvent extraction, solvent dilution, recrystallization, distillation, and silica gel column chromatography. The compound of general formula () obtained in the present invention can easily form an acid addition salt with a commonly used acid.
Examples of acids include hydrogen halides such as hydrogen chloride and hydrogen bromide, and inorganic acids such as sulfuric acid and nitric acid. The compound of the general formula () obtained in the present invention can be prepared by the general formula () as shown in reaction scheme-1, for example.
It can also be derived into a compound of general formula () as shown in Reaction Scheme-2. Compounds of general formulas () and () are useful as antibacterial agents. Reaction equation 1 [In the formula, R is the same as above. ] Reaction equation 2 [In the formula, R is the same as above. ] Examples Production examples of raw material compounds for producing the compounds of the present invention are listed as reference examples, then production examples of the compounds of the present invention are listed as examples, and further synthesis of the final substance (antibacterial agent) from the compounds of the present invention Examples are provided for reference. Reference Example 1 Synthesis of 5-methanesulfonyloxy-3,4-dihydrocarbostyryl 10 g of 5-hydroxy-3,4-dihydrocarbostyryl was added to a solution of 3.8 g of potassium hydroxide dissolved in 100 ml of methanol, and the mixture was kept at room temperature for 30 minutes. Stir.
Methanol is distilled off under reduced pressure. Benzene is added to the residue, and after crystallization, the benzene is distilled off. The residue was suspended in 50 ml of dimethylformamide, and 10.6 g of methanesulfonyl chloride was added dropwise to the suspension while stirring and cooling on an ice-water bath. After dropping, return to room temperature and stir. Since the reaction did not proceed sufficiently, 3.5 g of methanesulfonyl chloride was added and stirred at room temperature for 4 hours. Dimethylformamide is distilled off under reduced pressure, and the residue is decomposed using a column (silica gel, chloroform). Recrystallize from aqueous ethanol solution. Yield 11.3 g, mp 227-231°C, colorless columnar crystals 5-(p-toluenesulfonyloxy)-3,4-dihydrocarbostyryl was obtained in the same manner as in Reference Example 1 above. mp215-216℃, yield 78% Example 1 5-methanesulfonyloxy-1,2,3,4
-Synthesis of Tetrahydroquinoline 4.5 g of 5-methanesulfonyloxy-3,4-dihydrocarbostyryl is suspended in 90 ml of dioxane, 35 g of sodium borohydride is added, and 5.3 ml of acetic acid (d=1.05) is added dropwise. Then on an oil bath
After heating under reflux for an hour, the solvent was distilled off under reduced pressure, and a saturated aqueous sodium sulfate solution was added to the residue. Filter and wash the precipitate with chloroform. The liquid is extracted with chloroform and dried over anhydrous sodium sulfate. After evaporating the solvent, the residue is separated by column (silica gel, Wako C-200 [manufactured by Wako Pure Chemical Industries, Ltd.], eluent: chloroform). After distilling off the chloroform, petroleum ether is added to crystallize. Wash with petroleum ether and recrystallize from methanol. Yield 3.3g, mp74-76℃ Colorless prismatic crystals Example 2 5-(p-toluenesulfonyloxy)-1,
Synthesis of 2,3,4-tetrahydroquinoline 5-(p-toluenesulfonyloxy)-3,4
-10 g of dihydrocarbostyril to 100 g of dioxane
Suspend in 11.5 ml and then add 11.5 ml of sodium borohydride
Then, 34.5 g of trifluoroacetic acid was added dropwise. Then heat to reflux on an oil bath for 2.5 hours. Dioxane is distilled off under reduced pressure, and water is added to the residue. After cooling, filter the insoluble matter and extract the liquid with ether. After drying over anhydrous sodium sulfate, the solvent is distilled off, and the residue is distilled under reduced pressure. mp112-113℃, yield 92% Reference example 2 5-(p-toluenesulfonyloxy)-1,
Add 21.6 g of ethyl ethoxymethylene malonate to 30.0 g of 2,3,4-tetrahydroquinoline, and stir for 30 minutes at 110° C. on an oil bath while stirring. 240 g of polyphosphoric acid after heating (120 g of phosphoric acid and 120 g of phosphorus pentoxide)
(prepared from g) and react for 40 minutes at 140°C on an oil bath. After the reaction, cool to room temperature, pour into 400 ml of water, neutralize with 40% caustic soda aqueous solution, and collect precipitated crystals. Add 150 ml of 10% caustic soda aqueous solution to the obtained crystals and reflux for 40 minutes. Filter after hot activated carbon treatment. Cool the liquid and adjust the pH with concentrated hydrochloric acid.
2 and then collect the precipitated crystals. The crude crystals were recrystallized from dimethylformamide to give white needle-like crystals of 8-
(p-Toluenesulfonyloxy)-6,7-dihydro-1-oxo-1H,5H-benzo[i,j]
Quinolidine-2-carboxylic acid is obtained. Yield 27.4g, mp 300℃ or higher Reference example 3 8-(p-toluenesulfonyloxy)-6,7
-dihydro-1-oxo-1H,5H-benzo[i,j]quinolidine-2-carboxylic acid (20.0 g) and piperazine (12.9 g) in anhydrous dimethyl sulfoxide
Add to 200 ml and heat and stir in an autoclave at 150-160°C under a nitrogen stream at 10 atm for 17 hours. After the reaction is completed, the solvent and excess piperazine are distilled off under reduced pressure, and methanol-ethanol is added to the residue to collect the precipitate, which is washed with ether. The obtained crystals were suspended in 200 ml of water and 40 ml of 10% aqueous hydrochloric acid solution, insoluble matters were removed, the liquid was neutralized with saturated sodium bicarbonate solution, and this solution was mixed with Amberlite LH-20 [Tokyo Organic Chemical Industry Co., Ltd. ) and isolated and purified by column chromatography (eluent, water, ethanol), recrystallized from dimethylformamide to form white needle-like crystals of 8-(1-piperazinyl)-6,7-dihydro -1-oxo-1H,5H-benzo[i,j]
Quinolidine-2-carboxylic acid is obtained. Yield 2.0g, mp267-268°C Next, the antibacterial action of the antibacterial substance obtained in the reference example was investigated. Antibacterial test A 8-(1-piperazinyl)-6,7-dihydro-
1-oxo-1H,5H-benzo[i,j]quinolidine-2-carboxylic acid [test compound] and 1-ethyl-1,4-dihydro-7-methyl-4-oxo-1,8-naphthylidene- The antibacterial activity of 3-carboxylic acid (nalidixic acid, control compound) against various bacteria was determined by the agar dilution plate method [CHEMOTHERAPY, 22 , 1126-1128 (1974)
reference〕. The minimum inhibitory concentration for Gram-positive bacteria is shown in Table 1 below, and the minimum inhibitory concentration for Gram-negative bacteria is shown in Table 2 below.
Each is shown in the table. In addition, the number of various bacteria is 1× 108 bacteria/
ml (OD660mμ, 0.13-0.14) and the number of bacteria was adjusted to 1×10 6 bacteria/ml.

【表】【table】

【表】【table】

【表】【table】

【表】 抗菌試験B 上記抗菌試験Aと同様にして、下記供試化合物
と対照化合物との比較試験を行なつた。 供試化合物 8−(1−ピペラジニル)−6,7−ジヒドロ−
1−オキソ−1H,5H−ベンゾ〔i,j〕キノ
リジン−2−カルボン酸・4水和物 対照化合物 A:6,7−ジヒドロ−1−オキソ−1H,5H−
ベンゾ〔i,j〕キノリジン−2−カルボン
酸(特開昭50−24296号公報、特開昭48−
76898号公報及び特開昭51−146476号公報に
記載の化合物) B:9−クロロ−6,7−ジヒドロ−1−オキソ
−1H,5H−ベンゾ〔i,j〕キノリジン−
2−カルボン酸(特開昭48−76898号公報に
記載の化合物) C:9−メトキシ−6,7−ジヒドロ−1−オキ
ソ−1H,5H−ベンゾ〔i,j〕キノリジン
−2−カルボン酸(特開昭50−24296号公
報、特開昭48−76898号公報及び特開昭51−
146476号公報に記載の化合物) D:9−ニトロ−6,7−ジヒドロ−1−オキソ
−1H,5H−ベンゾ〔i,j〕キノリジン−
2−カルボン酸(特開昭48−76898号公報及
び特開昭51−146476号公報に記載の化合物) E:9−フルオロ−6,7−ジヒドロ−1−オキ
ソ−1H,5H−ベンゾ〔i,j〕キノリジン
−2−カルボン酸(特開昭48−76898号公報
及び特開昭51−146476号公報に記載の化合
物) F:9−メチル−6,7−ジヒドロ−1−オキソ
−1H,5H−ベンゾ〔i,j〕キノリジン−
2−カルボン酸(特開昭50−24296号公報、
特開昭48−76898号公報及び特開昭51−
146476号公報に記載の化合物) G:8,10−ジクロロ−6,7−ジヒドロ−1−
オキソ−1H,5H−ベンゾ〔i,j〕キノリ
ジン−2−カルボン酸(特開昭48−76898号
公報及び特開昭51−146476号公報に記載の化
合物) H:8−クロロ−6,7−ジヒドロ−1−オキソ
−1H,5H−ベンゾ〔i,j〕キノリジン−
2−カルボン酸(特開昭48−76898号公報及
び特開昭51−146476号公報に記載の化合物) I:9−クロロ−6−オキソ−1,2−ジヒドロ
−6H−ピロロ〔3,2,1−i,j〕キノ
リン−5−カルボン酸(米国特許第3917609
号明細書及び特開昭51−146476号公報に記載
の化合物) J:2−メチル−9−クロロ−6−オキソ−1,
2−ジヒドロ−6H−ピロロ〔3,2,1−
i,j〕キノリン−5−カルボン酸(米国特
許第3917609号明細書及び特開昭53−82799号
公報に記載の化合物) K:9−ヒドロキシ−6,7−ジヒドロ−1−オ
キソ−1H,5H−ベンゾ〔i,j〕キノリジ
ン−2−カルボン酸(特開昭50−24296号公
報、特開昭48−76898号公報及び特開昭51−
146476号公報に記載の化合物) L:8−フルオロ−2−メチル−6−オキソ−
1,2−ジヒドロ−6H−ピロロ〔3,2,
1−i,j〕キノリン−5−カルボン酸(米
国特許第3917609号明細書及び特開昭53−
82799号公報に記載の化合物) M:5−メチル−6,7−ジヒドロ−1−オキソ
−1H,5H−ベンゾ〔i,j〕キノリジン−
2−カルボン酸(特開昭50−24296号公報及
び特開昭48−76898号公報に記載の化合物) N:8,9−ジクロロ−6,7−ジヒドロ−1−
オキソ−1H,5H−ベンゾ〔i,j〕キノリ
ジン−2−カルボン酸(特開昭48−76898号
公報及び特開昭51−146476号公報に記載の化
合物) O:8−ヒドロキシ−6,7−ジヒドロ−1−オ
キソ−1H,5H−ベンゾ〔i,j〕キノリジ
ン−2−カルボン酸(特開昭50−24296号公
報、特開昭48−76898号公報及び特開昭51−
146476号公報に記載の化合物) P:8−メトキシ−6,7−ジヒドロ−1−オキ
ソ−1H,5H−ベンゾ〔i,j〕キノリジン
−2−カルボン酸(特開昭50−24296号公
報、特開昭48−76898号公報及び特開昭51−
146476号公報に記載の化合物) Q:9−フルオロ−5−メチル−6,7−ジヒド
ロ−1−オキソ−1H,5H−ベンゾ〔i,
j〕キノリジン−2−カルボン酸(特開昭48
−76898号公報に記載の化合物) 供試菌は、以下の通りである。 供試菌 1:Staphylococcus aureus FDA 209 P 2:Streptcoccus pyogenes IID S−23 3:Escherichia coli NHHJ JC−2(IFO
12734) 4:Klebsiella pneumoniae 5:Proteus rettgeri NIH 96 6:Salmonella typhi 0−901(NCTC 8393) 7:Shigella sonnei EW 33 8:Serratia marcescens IFO 12648 9:Pseudomonas aeruginosa E−2 10:Pseudomonas aeruginosa NCTC 10490
[Table] Antibacterial Test B In the same manner as the above antibacterial test A, a comparative test was conducted between the following test compound and the control compound. Test compound 8-(1-piperazinyl)-6,7-dihydro-
1-Oxo-1H,5H-benzo[i,j]quinolidine-2-carboxylic acid tetrahydrate Control compound A: 6,7-dihydro-1-oxo-1H,5H-
Benzo[i,j]quinolidine-2-carboxylic acid (JP-A-50-24296, JP-A-48-
76898 and JP-A-51-146476) B: 9-chloro-6,7-dihydro-1-oxo-1H,5H-benzo[i,j]quinolidine-
2-carboxylic acid (compound described in JP-A-48-76898) C: 9-methoxy-6,7-dihydro-1-oxo-1H,5H-benzo[i,j]quinolidine-2-carboxylic acid (JP-A-50-24296, JP-A-48-76898 and JP-A-51-
Compound described in Publication No. 146476) D: 9-nitro-6,7-dihydro-1-oxo-1H,5H-benzo[i,j]quinolidine-
2-Carboxylic acid (compounds described in JP-A-48-76898 and JP-A-51-146476) E: 9-fluoro-6,7-dihydro-1-oxo-1H,5H-benzo [i , j] Quinolidine-2-carboxylic acid (compounds described in JP-A-48-76898 and JP-A-51-146476) F: 9-methyl-6,7-dihydro-1-oxo-1H, 5H-Benzo[i,j]quinolidine-
2-carboxylic acid (JP-A-50-24296,
JP-A-48-76898 and JP-A-51-
Compound described in Publication No. 146476) G: 8,10-dichloro-6,7-dihydro-1-
Oxo-1H,5H-benzo[i,j]quinolidine-2-carboxylic acid (compounds described in JP-A-48-76898 and JP-A-51-146476) H: 8-chloro-6,7 -dihydro-1-oxo-1H,5H-benzo[i,j]quinolidine-
2-Carboxylic acid (compounds described in JP-A-48-76898 and JP-A-51-146476) I: 9-chloro-6-oxo-1,2-dihydro-6H-pyrrolo[3,2 ,1-i,j]quinoline-5-carboxylic acid (US Pat. No. 3917609
Compounds described in the specification and JP-A-146476) J: 2-methyl-9-chloro-6-oxo-1,
2-dihydro-6H-pyrrolo[3,2,1-
i, j] Quinoline-5-carboxylic acid (compound described in U.S. Pat. No. 3,917,609 and JP-A-53-82799) K: 9-hydroxy-6,7-dihydro-1-oxo-1H, 5H-benzo[i,j]quinolidine-2-carboxylic acid (JP-A-50-24296, JP-A-48-76898 and JP-A-51-
Compound described in Publication No. 146476) L: 8-fluoro-2-methyl-6-oxo-
1,2-dihydro-6H-pyrrolo[3,2,
1-i,j]quinoline-5-carboxylic acid (U.S. Pat.
Compound described in Publication No. 82799) M: 5-methyl-6,7-dihydro-1-oxo-1H,5H-benzo[i,j]quinolidine-
2-carboxylic acid (compounds described in JP-A-50-24296 and JP-A-48-76898) N: 8,9-dichloro-6,7-dihydro-1-
Oxo-1H,5H-benzo[i,j]quinolidine-2-carboxylic acid (compounds described in JP-A-48-76898 and JP-A-51-146476) O: 8-hydroxy-6,7 -dihydro-1-oxo-1H,5H-benzo[i,j]quinolidine-2-carboxylic acid (JP-A-50-24296, JP-A-48-76898 and JP-A-51-
146476) P: 8-methoxy-6,7-dihydro-1-oxo-1H,5H-benzo[i,j]quinolidine-2-carboxylic acid (JP-A-50-24296, JP-A-48-76898 and JP-A-51-
146476) Q: 9-fluoro-5-methyl-6,7-dihydro-1-oxo-1H,5H-benzo[i,
j] Quinolidine-2-carboxylic acid (Japanese Unexamined Patent Publication No. 1973
- Compound described in Publication No. 76898) The test bacteria are as follows. Test bacteria 1: Staphylococcus aureus FDA 209 P 2: Streptcoccus pyogenes IID S-23 3: Escherichia coli NHHJ JC-2 (IFO
12734) 4: Klebsiella pneumoniae 5: Proteus rettgeri NIH 96 6: Salmonella typhi 0-901 (NCTC 8393) 7: Shigella sonnei EW 33 8: Serratia marcescens IFO 12648 9: Pseudomonas aeruginosa E-2 10: Pseudomonas aeruginosa NC TC10490

【表】【table】

【表】 上記第3表から、本発明の化合物から誘導され
る抗菌物質は、特にStreptcoccus pyogenes IID
S−23、Pseudomonas aeruginosa E−2及び
Pseudomonas aeruginosa NCTC 10490に対して
優れた抗菌活性を示すことがわかる。
[Table] From Table 3 above, it can be seen that the antibacterial substances derived from the compounds of the present invention are particularly effective against Streptococcus pyogenes IID.
S-23, Pseudomonas aeruginosa E-2 and
It can be seen that it exhibits excellent antibacterial activity against Pseudomonas aeruginosa NCTC 10490.

Claims (1)

【特許請求の範囲】 1 一般式 〔式中Rは低級アルキルスルホニルオキシ基又
は低級アルキル置換フエニルスルホニルオキシ基
を示す。〕 で表わされるベンゾヘテロ化合物。
[Claims] 1. General formula [In the formula, R represents a lower alkylsulfonyloxy group or a lower alkyl-substituted phenylsulfonyloxy group. ] A benzohetero compound represented by
JP11310478A 1978-09-14 1978-09-14 Preparation of benzo-hetero-compound Granted JPS5540616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11310478A JPS5540616A (en) 1978-09-14 1978-09-14 Preparation of benzo-hetero-compound

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11310478A JPS5540616A (en) 1978-09-14 1978-09-14 Preparation of benzo-hetero-compound

Publications (2)

Publication Number Publication Date
JPS5540616A JPS5540616A (en) 1980-03-22
JPS6237628B2 true JPS6237628B2 (en) 1987-08-13

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Country Status (1)

Country Link
JP (1) JPS5540616A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0519662U (en) * 1991-05-28 1993-03-12 株式会社中村自工 Drive shaft

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US4416884A (en) * 1978-04-12 1983-11-22 Otsuka Pharmaceutical Co., Ltd. Piperazinylbenzoheterocyclic compounds
NO156828C (en) * 1980-11-10 1987-12-02 Otsuka Pharma Co Ltd ANALOGY PROCEDURE FOR THE PREPARATION OF ANTIBACTERYLY EFFECTIVE BENZOHETEROCYCLIC COMPOUNDS.
JPS59137482A (en) * 1983-01-26 1984-08-07 Otsuka Pharmaceut Co Ltd Pyrrolo(3,2,1,-ij)quinoline-5-carboxylic acid derivative
JPH0641451B2 (en) * 1985-02-22 1994-06-01 住友化学工業株式会社 7-Amino-1-alkyl-6-fluoroquinolin-2 (1H) -one
US5283336A (en) * 1992-09-08 1994-02-01 The United States Of America As Represented By The United States Department Of Energy Method for preparation of 7-hydroxy-1,2,3,4-tetrahydroquinoline from 1,2,3,4-tetrahydroquinoline
CA2416397A1 (en) 2000-07-19 2003-01-16 Ube Industries, Ltd. Process for producing 5-fluorooxyindole and for producing intermediate therefor
DE102008022221A1 (en) 2008-05-06 2009-11-12 Universität des Saarlandes Inhibitors of human aldosterone synthase CYP11B2
US8541404B2 (en) 2009-11-09 2013-09-24 Elexopharm Gmbh Inhibitors of the human aldosterone synthase CYP11B2
US10590223B2 (en) 2013-06-18 2020-03-17 Panasonic Intellectual Property Management Co., Ltd. Polyphenylene ether resin composition, prepreg, metal-clad laminate and printed wiring board

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GB1394373A (en) * 1972-05-17 1975-05-14 Pfizer Ltd Control of plant diseases
JPS5745221B2 (en) * 1972-12-21 1982-09-27
JPS5745219B2 (en) * 1972-12-18 1982-09-27
US3924042A (en) * 1973-03-26 1975-12-02 Minnesota Mining & Mfg Method for treatment of bacterial plant disease
GB1433151A (en) * 1973-04-05 1976-04-22 Allen & Hanburys Ltd Benzo-ij-quinolizines
US3917609A (en) * 1973-06-27 1975-11-04 Minnesota Mining & Mfg Pyrroloquinoline carboxylic acids and derivatives
JPS5732059B2 (en) * 1974-02-09 1982-07-08
JPS5750784B2 (en) * 1974-02-12 1982-10-28
HU170951B (en) * 1975-06-06 1977-10-28 Chinoin Gyogyszer Es Vegyeszet New process for preparing 3-quinolinecarboxylic acids
JPS5236606A (en) * 1975-09-12 1977-03-22 Tanabe Seiyaku Co Ltd Process for preparation of amino compounds
JPS5365887A (en) * 1976-11-22 1978-06-12 Kyorin Seiyaku Kk Substituted quinoline*arboxylate and process for preparing same
JPS5382799A (en) * 1976-12-28 1978-07-21 Kyorin Seiyaku Kk Substituted pyroloquinolinecarboxylate and process for preparing same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0519662U (en) * 1991-05-28 1993-03-12 株式会社中村自工 Drive shaft

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Publication number Publication date
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