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    • 2. 发明申请
    • PYRIDOBENZOXAZINE DERIVATIVES
    • 吡咯烷酮衍生物
    • WO1998013370A1
    • 1998-04-02
    • PCT/JP1997003440
    • 1997-09-26
    • DAIICHI PHARMACEUTICAL CO., LTD.TAKEMURA, MakotoTAKAHASHI, HisashiKAWAKAMI, Katsuhiro
    • DAIICHI PHARMACEUTICAL CO., LTD.
    • C07D498/06
    • C07D498/06
    • Derivatives having potent antibacterial activities on gram-negative and gram-positive bacteria and, at the same time, favorable dynamics in vivo and a high safety; and excellent drugs. Compounds represented by general formula (I) and salts thereof, hydrates thereof, and antibacterial agents containing the same as the active ingredient. In said formula, R represents hydrogen or C1-6 alkyl optionally having substituent(s) selected from the group consisting of hydroxy, halogeno, C1-6 alkylthio and C1-6 alkoxy; R represents hydrogen or amino optionally having one or two substituents selected from the group consisting of formyl, C1-6 alkyl and C2-6 acyl; and R represents hydrogen, phenyl, acetoxymethyl, pivaloyloxymethyl, etoxycarbonyl, cholin, dimethylaminoethyl, 5-indanyl, phthalidinyl, 5-alkyl-2-oxo-1,3-dioxol-4-ylmethyl, 3-acetoxy-2-oxobutyl, C1-6 alkyl, C2-7 alkoxymethyl, or phenylalkyl composed of C1-6 alkylene and phenyl.
    • 衍生物对革兰阴性和革兰氏阳性细菌具有强力的抗菌活性,同时体内有利的动力学和高安全性; 和优良的药物。 由通式(I)表示的化合物及其盐,其水合物和含有该活性成分的抗菌剂。 在所述式中,R 1表示氢或任选具有选自羟基,卤代C 1-6烷硫基和C 1-6烷氧基的取代基的C 1-6烷基; R 2表示氢或任选具有一个或两个选自甲酰基,C 1-6烷基和C 2-6酰基的取代基的氨基; 并且R 3表示氢,苯基,乙酰氧基甲基,新戊酰氧基甲基,丁氧基羰基,胆碱,二甲基氨基乙基,5-二氢化茚基,邻苯二基苯基,5-烷基-2-氧代-1,3-二氧杂环戊烯-4-基甲基,3-乙酰氧基-2- 氧代丁基,C 1-6烷基,C 2-7烷氧基甲基或由C 1-6亚烷基和苯基组成的苯基烷基。
    • 4. 发明申请
    • CYCLOALKYLAMINOMETHYLPYRROLIDINE DERIVATIVES
    • 环丙基氨基甲基吡咯烷衍生物
    • WO1997040037A1
    • 1997-10-30
    • PCT/JP1997001446
    • 1997-04-24
    • DAIICHI PHARMACEUTICAL CO., LTD.TAKEMURA, MakotoKIMURA, YouichiKAWAKAMI, KatsuhiroOHKI, Hitoshi
    • DAIICHI PHARMACEUTICAL CO., LTD.
    • C07D401/04
    • C07D401/04
    • Compounds of general formula (I) and salts thereof, giving quinolone derivatives which exhibit high antibacterial activity against various bacteria including resistant ones and high safety, wherein R is cycloalkyl; R is hydrogen, amino, hydroxyl, mercapto, halogenomethyl, alkyl, alkenyl, alkynyl or alkoxy; R is amino, halogenomethyl, halogenomethoxy, alkyl, alkenyl, alkynyl or alkoxy; R is hydrogen or C1-C6 alkyl; R is C3-C6 cycloalkyl; and X is halogeno or hydrogen, with the proviso that these substituents may be further substituted; and Y is hydrogen, phenyl, acetoxymethyl, pivaloyloxymethyl, ethoxycarbonyl, choline, dimethylaminoethyl, 5-indanyl, phthalidinyl, 5-alkyl-2-oxo-1,3-dioxol-4-ylmethyl, 3-acetoxy-2-oxobutyl, C1-C6 alkyl, C2-C7 alkoxymethyl or phenylalkyl composed of C1-C6 alkylene and phenyl.
    • 给出通式(I)的化合物及其盐,得到喹诺酮衍生物,其对包括耐药性的各种细菌具有高抗菌活性,高安全性,其中R 1为环烷基; R 2是氢,氨基,羟基,巯基,卤代甲基,烷基,烯基,炔基或烷氧基; R 3是氨基,卤代甲基,卤代甲氧基,烷基,烯基,炔基或烷氧基; R 4是氢或C 1 -C 6烷基; R 5是C 3 -C 6环烷基; 且X为卤素或氢,条件是这些取代基可进一步被取代; 并且Y是氢,苯基,乙酰氧基甲基,新戊酰氧基甲基,乙氧基羰基,胆碱,二甲基氨基乙基,5-二氢化茚基,邻苯二基苯基,5-烷基-2-氧代-1,3-二氧杂环戊烯-4-基甲基,3-乙酰氧基-2-氧代丁基,C1 -C 1-6烷基,C 2 -C 7烷氧基甲基或由C 1 -C 6亚烷基和苯基组成的苯基烷基。
    • 5. 发明申请
    • HETEROCYCLIC COMPOUNDS
    • 杂环化合物
    • WO1996023782A1
    • 1996-08-08
    • PCT/JP1996000208
    • 1996-02-01
    • DAIICHI PHARMACEUTICAL CO., LTD.TAKEMURA, MakotoKIMURA, YouichiKAWAKAMI, KatsuhiroKIMURA, KenichiOHKI, HitoshiMATSUHASHI, NorikazuKAWATO, Haruko
    • DAIICHI PHARMACEUTICAL CO., LTD.
    • C07D401/04
    • C07D401/04
    • N1-(Halogenocyclopropyl)-substituted pyridonecarboxylic acid derivatives represented by general formula (I), heterocyclic compounds useful as antibacterial agents, wherein X represents halo or hydrogen; X represents halo; R represents hydrogen, hydroxy, thiol, halomethyl, amino, alkyl or alkoxy; R represents a group of general formula (II) (wherein R and R represent each hydrogen or alkyl; and n represents an integer of 1 or 2); A represents nitrogen or a group of general formula (III), (wherein X represents halo, cyano, amino, alkyl, halomethyl, alkoxy or halomethoxy); and R represents hydrogen, phenyl, acetoxymethyl, pivaloyloxymethyl, ethoxycarbonyl, choline, dimethylaminoethyl, 5-indanyl, phthalidinyl, 5-alkyl-2-oxo-1, 3-dioxol-4-ylmethyl, 3-acetoxy-2-oxobutyl, alkyl, alkoxymethyl or phenylalkyl.
    • 由通式(I)表示的N1-(卤代环丙基)取代的吡啶酮羧酸衍生物,可用作抗菌剂的杂环化合物,其中X 1表示卤素或氢; X 2表示卤素; R 1表示氢,羟基,硫醇,卤代甲基,氨基,烷基或烷氧基; R 2表示通式(II)的基团(其中R 3和R 4各自代表氢或烷基; n表示1或2的整数); A表示氮或通式(III)的基团(其中X 3表示卤素,氰基,氨基,烷基,卤代甲基,烷氧基或卤代甲氧基); 并且R表示氢,苯基,乙酰氧基甲基,新戊酰氧基甲基,乙氧基羰基,胆碱,二甲基氨基乙基,5-二氢化茚基,邻苯二基苯基,5-烷基-2-氧代-1,3-二氧杂环戊烯-4-基甲基,3-乙酰氧基-2-氧代丁基, ,烷氧基甲基或苯基烷基。
    • 6. 发明申请
    • cis-SUBSTITUTED AMINOCYCLOPROPANE DERIVATIVES
    • 顺式取代的氨基羰基衍生物
    • WO1998002431A1
    • 1998-01-22
    • PCT/JP1997002411
    • 1997-07-11
    • DAIICHI PHARMACEUTICAL CO., LTD.TAKEMURA, MakotoKIMURA, YouichiTAKAHASHI, HisashiISHIDA, Yohhei
    • DAIICHI PHARMACEUTICAL CO., LTD.
    • C07D401/04
    • C07D207/26A61K31/4375A61K31/4709C07D207/24C07D401/04Y02A50/475
    • Antibacterial drugs exhibiting potent antibacterial effects against various bacteria and high safety, which comprise compounds of general formula (1), or salts of the compounds or hydrates thereof: wherein R and R are each hydrogen or alkyl; n is an integer of 1 to 3; R is alkyl, alkenyl, halogenoalkyl, cyclic alkyl, aryl, heteroaryl, alkoxyl or alkylamino; R is hydrogen or alkylthio; R is hydrogen, amino, hydroxyl, mercapto, halogenomethyl, alkyl, alkenyl, alkynyl or alkoxyl; X is halogeno or hydrogen; A is nitrogen or (II); X is hydrogen, amino, halogeno, cyano, halogenomethyl, halogenomethoxyl, alkyl, alkenyl, alkynyl or alkoxyl; and Y is hydrogen, phenyl, acetoxymethyl, pivaloyloxymethyl, ethoxycarbonyl, cholyl, dimethylaminoethyl, 5-indanyl, phthalidyl, 5-alkyl-2-oxo-1,3-dioxol-4-ylmethyl, 3-acetoxy-2-oxobutyl, alkyl, alkoxymethyl or phenylalkyl.
    • 对各种细菌和高度安全性具有强效抗菌作用的抗菌药物,其包含通式(1)的化合物或其化合物或其水合物的盐:其中R 1和R 2各自为氢或烷基; n为1〜3的整数, R 3是烷基,烯基,卤代烷基,环烷基,芳基,杂芳基,烷氧基或烷基氨基; R 4是氢或烷硫基; R 5是氢,氨基,羟基,巯基,卤代甲基,烷基,烯基,炔基或烷氧基; X 1是卤代或氢; A是氮或(II); X 2是氢,氨基,卤代,氰基,卤代甲基,卤代甲氧基,烷基,烯基,炔基或烷氧基; 并且Y是氢,苯基,乙酰氧基甲基,新戊酰氧基甲基,乙氧基羰基,取代基,二甲基氨基乙基,5-二氢化茚基,邻苯二甲酰基,5-烷基-2-氧代-1,3-二氧杂环戊烯-4-基甲基,3-乙酰氧基-2-氧代丁基, ,烷氧基甲基或苯基烷基。
    • 9. 发明申请
    • CARBAPENEM DERIVATIVE
    • WO1993000344A1
    • 1993-01-07
    • PCT/JP1992000790
    • 1992-06-19
    • DAIICHI PHARMACEUTICAL CO., LTD.NISHI, Toshiyuki;KODA, Hiroko;SUGITA, Kazuyuki;ISHIDA, Yohhei;TAKEMURA, Makoto;HAYANO, Takeshi;
    • DAIICHI PHARMACEUTICAL CO., LTD.
    • C07D477/00
    • C07D477/20Y02P20/55
    • Known carbapenem derivatives such as thienamycin have disadvantages that they are physicochemically unstable and readily decomposed by enzymes such as DHP of the kidney to bring about adverse effects such as nephrotoxicity, while 1- beta -methylcarbapenem compounds are stable and have potent antibacterial activities but are yet unsatisfactory as regards the stability and antibacterial activity against DHP. Under these circumstances the invention provides an antibiotic represented by general formula (I) which has a potent antibacterial activity against various bacteria including Pseudomonas aeruginosa and is excellent in safety and stable against hydrolases such as DHP, and a salt thereof (I), wherein R represents lower alkyl or optionally protected hydroxy lower alkyl; R , R and R represent each hydrogen or lower alkyl; R represents optionally esterified carboxyl; R , R , R and R represent each an amino-protective group, hydrogen or lower alkyl; R , R , R and R represent each hydrogen, hydroxyl, lower alkyl, hydroxy lower alkyl or halogen, or alternatively R and R and/or R and R may combine together to form alkylene; R represents hydrogen, lower alkyl, carboxyl, carbamoyl or -CONR R ; R and R represent each hydrogen or lower alkyl; R represents hydrogen, lower alkyl or hydroxy lower alkyl, or alternatively R may combine with R to form alkylene; Z represents a single bond, oxygen, sulfur, -CR R -, -NR CO-, -CONR - or -NR -; and m and n represent each an integer of 0 to 6.
    • 已知的碳青霉烯类衍生物如噻吩霉素具有缺点,它们在物理化学上不稳定,并易于被诸如肾脏的DHP之类的酶分解以产生不利影响如肾毒性,而1-β-甲基碳青霉烯化合物是稳定的并且具有有效的抗菌活性 关于对DHP的稳定性和抗菌活性不令人满意。 在这些情况下,本发明提供了一种通式(I)表示的抗生素,其对包括绿脓假单胞菌在内的各种细菌具有有效的抗菌活性,并且对于水解酶例如DHP及其盐(I)的安全性和稳定性优异,其中R 1表示低级烷基或任选保护的羟基低级烷基; R 2,R 13和R 14各自代表氢或低级烷基; R 3表示任选酯化的羧基; R 4,R 9,R 10和R 15各自表示氨基保护基,氢或低级烷基; R 5,R 6,R 11和R 12分别表示氢,羟基,低级烷基,羟基低级烷基或卤素,或者R 5和R 6和/ 11>和R 12可以结合在一起形成亚烷基; R 7表示氢,低级烷基,羧基,氨基甲酰基或-CONR 71 R 72; R 71和R 72表示氢或低级烷基; R 8表示氢,低级烷基或羟基低级烷基,或者R 8可与R 7结合形成亚烷基; Z表示单键,氧,硫,-CR 11 R 12 - , - NR 13 CO - , - CONR 14 - 或-NR 15 - 。 m和n表示0〜6的整数。
    • 10. 发明申请
    • PYRIDONECARBOXYLIC ACID DERIVATIVE
    • 吡咯烷酮羧酸衍生物
    • WO1992021659A1
    • 1992-12-10
    • PCT/JP1992000687
    • 1992-05-27
    • DAIICHI PHARMACEUTICAL CO., LTD.HAYAKAWA, IsaoKIMURA, YouichiTAKAHASHI, Hisashi
    • DAIICHI PHARMACEUTICAL CO., LTD.
    • C07D215/56
    • C07D487/04C07D215/56C07D401/04C07D471/04Y02P20/55
    • Known synthetic antibacterials having a condensed pyridonecarboxylic acid skeleton include quinolone derivatives having various substituents at various positions of the skeleton. The possibility of the presence of diastereoisomerism in these derivatives, however, gives rise to a mixture of at least four diastereomers having properties differing from one another, resulting in the difficulty in applying the same as such as a medicine. Under these circumstances the present invention provides an antibacterial 1-(1,2-cis-2-fluorocyclopropyl) quinolone derivative represented by general formula (I) comprising a single diastereoisomer even when there are various diastereoisomers thereof. In formula (I), R represents methyl, difluoromethyl, etc.; R represents a saturated nitrogenous heterocyclic group; A represents C-X or nitrogen; X and X represent each independently halogen; and X and Z represent each hydrogen, etc.
    • 具有缩合吡啶酮羧酸骨架的已知合成抗菌剂包括在骨架的各个位置具有各种取代基的喹诺酮衍生物。 然而,在这些衍生物中存在非对映异构体的可能性导致具有彼此不同的性质的至少四种非对映异构体的混合物,导致难以应用与药物相同的性质。 在这些情况下,本发明提供了即使存在各种非对映异构体也包含单一非对映异构体的由通式(I)表示的抗菌1-(1,2-顺式2-氟环丙基)喹诺酮衍生物。 在式(I)中,R 1表示甲基,二氟甲基等; R 2表示饱和含氮杂环基; A表示C-X 3或氮; X 1和X 2各自独立地表示卤素; X 3和Z代表每个氢等