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公开(公告)号:US07034150B2
公开(公告)日:2006-04-25
申请号:US10438649
申请日:2003-05-14
申请人: Katsuhiko Fujimoto , Takashi Kasai
发明人: Katsuhiko Fujimoto , Takashi Kasai
IPC分类号: C07D477/20 , C07D495/08
CPC分类号: C07D477/20 , C07D477/04 , C07D477/06 , C07D495/08
摘要: A process for the preparation of a carbapenem antibacterial compound of the following formula (4) having a 1-alkylpyrrolidine structure or a salt thereof, a useful synthetic intermediate of the following formula (1) or a salt thereof, and a process for the preparation thereof: wherein R1 represents a C1–C3 alkyl group, R2 and R3 each independently represents a hydrogen atom or an organic residue or R2 and R3 together with the nitrogen atom they are attached to form a ring.
摘要翻译: 一种制备具有1-烷基吡咯烷结构的下式(4)的碳青霉烯类抗菌化合物或其盐,下式(1)的有用的合成中间体或其盐的方法及其制备方法 其中R 1表示C 1 -C 3烷基,R 2和R 2各自独立地选自氢, 3个独立地表示氢原子或有机残基或R 2和R 3以及它们所连接的氮原子一起形成环。
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公开(公告)号:US5998612A
公开(公告)日:1999-12-07
申请号:US898348
申请日:1992-06-12
IPC分类号: C07D205/08 , C07D205/095 , C07D319/06 , C07D477/04 , C07D499/06 , C07D499/88 , C07D503/00 , C07D503/04 , C07F7/10 , C07F9/568 , C07F9/6561 , C07D7/18
CPC分类号: C07D205/08 , C07D205/095 , C07D319/06 , C07D477/04 , C07D499/88 , C07D503/00 , C07F7/10 , C07F9/5683 , C07F9/65611
摘要: A method of preparing intermediates for carbapenem antibiotics characterized by treating a N-deprotected acetoxy conpound of the formula: ##STR1## in the presence of a Lewis acid or a silylating agent to yeild an intermediate; and cyclizing the intermediate in the presence of rhodium (II) acetate to form a bicyclic ketoester.
摘要翻译: 一种制备碳青霉烯类抗生素中间体的方法,其特征在于:在路易斯酸或甲硅烷基化剂存在下处理N-脱保护的乙酰氧基羰基化合物, 并在乙酸铑(II)的存在下环化中间体以形成双环酮酯。
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公开(公告)号:US5442055A
公开(公告)日:1995-08-15
申请号:US148917
申请日:1993-11-05
申请人: Tameo Iwasaki , Kazuhiko Kondo
发明人: Tameo Iwasaki , Kazuhiko Kondo
IPC分类号: C07D239/86 , A61K31/397 , A61K31/40 , A61K31/535 , A61K31/536 , A61K31/537 , A61P31/04 , C07D20060101 , C07D205/08 , C07D217/24 , C07D239/88 , C07D265/04 , C07D265/12 , C07D265/20 , C07D265/22 , C07D279/08 , C07D401/06 , C07D403/06 , C07D413/06 , C07D417/06 , C07D477/00 , C07D477/04 , C07D227/00
CPC分类号: C07D401/06 , C07D205/08 , C07D217/24 , C07D239/88 , C07D265/12 , C07D265/22 , C07D279/08 , C07D403/06 , C07D413/06 , C07D417/06 , C07D477/04
摘要: There is disclosed an azetidinone compound of the formula [I]: ##STR1## wherein Ring B is a benzene ring which may have substituent(s), R.sup.1 is a hydroxy-substituted lower alkyl group which may have substituent(s), X is oxygen atom and the like, Y is oxygen atom and the like, and Z is a methylene group which may have substituent(s), which is useful as a synthetic intermediate of the 1.beta.-methylcarbapenem-type antibacterial agent.
摘要翻译: 公开了式[I]的氮杂环丁酮化合物:其中环B是可具有取代基的苯环,R 1是可具有取代基的羟基取代的低级烷基, X为氧原子等,Y为氧原子等,Z为可具有取代基的亚甲基,可用作1β-甲基碳青霉烯型抗菌剂的合成中间体。
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公开(公告)号:US4960879A
公开(公告)日:1990-10-02
申请号:US318717
申请日:1989-03-03
申请人: Shoichiro Uyeo
发明人: Shoichiro Uyeo
IPC分类号: C07D205/08 , C07D477/04 , C07F7/18
CPC分类号: C07D477/04 , C07D205/08 , C07F7/186 , Y02P20/55
摘要: A novel intermediate for synthesizing 1 .beta.-alkyl-1-carbapenem, i.e., 4 .beta.-(1 .beta.-alkyl-2-carboxyprop-2-enyl)azetidin-2-one (II), is prepared stereoselectively by treating 4-(leaving group substituted)azetidin-2-one (I) with trans-2-(leaving group substituted)-methyl-3-alkylacrylic acid (III) and a reducing metal. ##STR1## wherein R.sup.1 is hydrogen, alkyl, or substituted alkyl;R.sup.2 is optionally substituted alkyl;R.sup.3 is hydrogen or a carboxy-protecting group; andR.sup.4 and R.sup.5 each is a leaving group.
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公开(公告)号:US4940788A
公开(公告)日:1990-07-10
申请号:US145818
申请日:1988-01-19
申请人: Ian M. Cunningham , David W. Heaton
发明人: Ian M. Cunningham , David W. Heaton
IPC分类号: C07D205/08 , C07D303/48 , C07D477/00 , C07D477/04 , C07D499/06 , C07D499/88 , C07D499/893 , C07D499/897
CPC分类号: C07D303/48 , C07D205/08 , C07D477/04 , C07D499/88 , Y02P20/55
摘要: A process for preparing azetidinones of the formula: ##STR1## wherein R.sup.1 is an amino-protecting group and R.sup.2 is alkyl or aryl, which comprises reacting compounds of the formulae (VIII) and (IX) ##STR2## wherein L is a leaving group. The product azetidinones are intermediates in the preparation of penem and carbapenem antibiotics.
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公开(公告)号:US4841042A
公开(公告)日:1989-06-20
申请号:US838237
申请日:1986-03-10
申请人: Dieter Habich , Wolfgang Hartwig
发明人: Dieter Habich , Wolfgang Hartwig
IPC分类号: C07D205/08 , C07D205/085 , C07D209/48 , C07D403/12 , C07D409/04 , C07D409/06 , C07D409/14 , C07D411/04 , C07D411/14 , C07D477/00 , C07D477/04 , C07D499/06 , C07D521/00 , C07F7/18 , C07F9/40
CPC分类号: C07D403/12 , C07C321/00 , C07C327/00 , C07D205/08 , C07D205/085 , C07D477/04 , C07F7/186 , C07F9/4006
摘要: A process for the preparation of a 4-[3-carboxy-3-diazo-2-oxopropyl]azetidin-2-one of the formula ##STR1## comprising reacting a 4-acetoxy-2-azetininone of the formula ##STR2## with a compound of the formula ##STR3## in an inert solvent, in the presence of a base and of a silylating agent, in a one-pot process.Many of the products are new. The products are useful in the synthesis of carbapenem antibiotics.
摘要翻译: 制备式IMAGE的4- [3-羧基-3-重氮基-2-氧代丙基]氮杂环丁烷-2-酮的方法,包括使下式的图像形成的4-乙酰氧基-2-氮杂环丁酮与 在惰性溶剂中,在碱和甲硅烷基化剂的存在下,在一锅法中制备式IMA的化合物。 许多产品是新的。 该产品可用于合成碳青霉烯类抗生素。
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公开(公告)号:US4769451A
公开(公告)日:1988-09-06
申请号:US765767
申请日:1985-08-15
申请人: Pierre Dextraze
发明人: Pierre Dextraze
IPC分类号: C07D205/09 , C07D477/04 , C07F7/18 , C07D487/04
CPC分类号: C07D477/04 , C07D205/09 , C07F7/186
摘要: A novel process is disclosed for converting known 3,4-disubstituted azetidinones to carbapenems. The process proceeds through novel N-substituted intermediates and then cyclizes to the 4-position of the azetidinone to form the carbapenem.
摘要翻译: 公开了一种将已知的3,4-二取代的氮杂环丁酮转化为碳青霉烯的新方法。 该方法通过新的N-取代的中间体进行,然后环化至氮杂环丁酮的4-位以形成碳青霉烯。
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公开(公告)号:USRE32465E
公开(公告)日:1987-07-28
申请号:US738702
申请日:1985-05-29
申请人: Adriano Afonso , Frank Hon
发明人: Adriano Afonso , Frank Hon
IPC分类号: C07D205/08 , C07D205/09 , C07D463/00 , C07D477/04 , C07D477/22 , C07D487/04 , C07D499/88 , C07D503/00 , C07F7/18
CPC分类号: C07D487/04 , C07D205/08 , C07D205/09 , C07D463/12 , C07D463/16 , C07D477/04 , C07D477/22 , C07D499/88 , C07D503/00 , C07F7/186
摘要: Described is a novel process for the preparation of penems and carbapenems useful as antibacterial agents which comprises the reaction of an appropriate 4-substituted-azetidine-2-one with an acid halide in the presence of a tertiary amine and an alkaline earth metal carbonate, followed by reaction of the thereby formed 1-imido-4-substituted-azetidine-2-one with a trialkyl phosphite.Also described are novel penems useful as antibacterials which are prepared by the described process.
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公开(公告)号:US4610820A
公开(公告)日:1986-09-09
申请号:US786366
申请日:1985-10-11
IPC分类号: C07D205/08 , C07D477/04 , C07D477/10 , C07F7/10
CPC分类号: C07D477/04 , C07D205/08 , C07D477/10 , C07F7/10 , Y02P20/55
摘要: In a process for the total synthesis of thienamycin from L-aspartic acid via intermediate III: ##STR1## R=H, blocking group or salt cation there is disclosed a process for preparing III via ##STR2## wherein R is a protecting group.
摘要翻译: 在通过中间体III从L-天冬氨酸全合成噻吩那霉素的方法中,公开了通过其中R是保护基的式III化合物的制备方法。
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公开(公告)号:US4544502A
公开(公告)日:1985-10-01
申请号:US573742
申请日:1984-01-25
申请人: Philippe L. Durette
发明人: Philippe L. Durette
IPC分类号: C07D205/08 , C07D477/04 , C07H9/00 , C07H19/04 , C07C117/00 , C07C121/86
CPC分类号: C07H19/04 , C07D205/08 , C07D477/04 , C07H9/00 , Y02P20/55
摘要: Disclosed is a chiral, total synthesis of thienamycin from D-glucose which proceeds via intermediates I, II and III to known aldehyde IV which is known to be useful in the total synthesis of thienamycin (V): ##STR1## wherein: R is lower alkyl having 1-6 carbon atoms or bi-valent alkyl having 2-6 carbon atoms which joins the two sulfur atoms; R.sup.1 is lower alkyl or aralkyl, such as benzyl and the like; and R.sup.2 is hydrogen or a removable protecting group, such as triorganosilyl wherein the organo groups are independently selected from lower alkyl, phenyl and phenylloweralkyl.
摘要翻译: 公开了从D-葡萄糖的手性全合成,其通过中间体I,II和III进行已知的醛IV,其已知可用于噻吗化合物(V)的全合成:
其中:R是具有1-6个碳原子的低级烷基或连接两个硫原子的具有2-6个碳原子的二价烷基; R1是低级烷基或芳烷基,例如苄基等; 并且R 2是氢或可除去的保护基团,例如三有机甲硅烷基,其中有机基团独立地选自低级烷基,苯基和苯基低级烷基。
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