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公开(公告)号:USRE39560E1
公开(公告)日:2007-04-10
申请号:US10766747
申请日:2004-01-28
申请人: Shigeo Morimoto , Takashi Adachi , Tohru Matsunaga , Masato Kashimura , Yoshiaki Watanabe , Kaoru Sota
发明人: Shigeo Morimoto , Takashi Adachi , Tohru Matsunaga , Masato Kashimura , Yoshiaki Watanabe , Kaoru Sota
IPC分类号: C07H1/00
CPC分类号: C07H17/08
摘要: Erythromycin A derivatives represented by the general formula wherein R1 is a 2-alkenyl group having 3 to 15 carbon atoms, an arylmethyl group, or an arylmethyl group substituted by 1 to 3 of a halogen atom, an alkoxy group 1 to 4 carbon atoms, a nitro group or an alkoxycarbonyl group having 2 to 6 carbon atoms, R2 is a substituted silyl group and R3 is a hydrogen atom or R2, are disclosed. These compounds are useful as intermediates of the anti-bacterial agents.
摘要翻译: 以一般形式表示的红霉素A衍生物
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公开(公告)号:US4990602A
公开(公告)日:1991-02-05
申请号:US283387
申请日:1988-12-12
申请人: Shigeo Morimoto , Takashi Adachi , Tohru Matsunaga , Masato Kashimura , Toshifumi Asaka , Yoshiaki Watanabe , Kaoru Sota , Kazuto Sekiuchi
发明人: Shigeo Morimoto , Takashi Adachi , Tohru Matsunaga , Masato Kashimura , Toshifumi Asaka , Yoshiaki Watanabe , Kaoru Sota , Kazuto Sekiuchi
IPC分类号: C07H17/08
CPC分类号: C07H17/08
摘要: Erthromycin A derivatives represented by the general formula ##STR1## wherein R.sup.1 is a group of the formula R.sup.7 CH.sub.2 -- (wherein R.sup.7 is a hydrogen group or a lower alkyl group) or a group of the formula R.sup.8 O-- (wherein R.sup.8 is a lower alkyl group), R.sup.2 is R.sup.8, a cycloalkyl group, a phenyl group or an aralkyl group.), or R.sup.2 and R.sup.7 together form an alkylene group, R.sup.3 is a hydrogen atom, a lower alkyl group, a phenyl group or an aralkyl group, or R.sup.3 and R.sup.7 together form an alkylene group, or R.sup.2 and R.sup.3 together form an alkylene group, R.sup.4 is a lower alkyl group, R.sup.5 is a substituted silyl group, and R.sup.6 is a hydrogen atom or R.sup.5, are disclosed. These compounds are useful as intermediates for the synthesis of antibacterial agents.
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公开(公告)号:US06342590B1
公开(公告)日:2002-01-29
申请号:US07869111
申请日:1992-04-14
申请人: Shigeo Morimoto , Takashi Adachi , Tohru Matsunaga , Masato Kashimura , Yoshiaki Watanabe , Kaoru Sota
发明人: Shigeo Morimoto , Takashi Adachi , Tohru Matsunaga , Masato Kashimura , Yoshiaki Watanabe , Kaoru Sota
IPC分类号: C07H100
CPC分类号: C07H17/08
摘要: Erythromycin A derivatives represented by the general formula wherein R1 is a 2-alkenyl group having 3 to 15 carbon atoms, an arylmethyl group, or an arylmethyl group substituted by 1 to 3 of a halogen atom, an alkoxy group 1 to 4 carbon atoms, a nitro group or an alkoxycarbonyl group having 2 to 6 carbon atoms, R2 is a substituted silyl group and R3 is a hydrogen atom or R2, are disclosed. These compounds are useful as intermediates of the anti-bacterial agents.
摘要翻译: 由通式化合物R1表示的红霉素A衍生物是具有3〜15个碳原子的2-烯基,芳基甲基或被1〜3个卤素原子取代的芳甲基,1〜4个碳原子的烷氧基, 硝基或碳原子数为2〜6的烷氧基羰基,R2为取代甲硅烷基,R3为氢原子或R2。 这些化合物可用作抗细菌剂的中间体。
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公开(公告)号:US4670549A
公开(公告)日:1987-06-02
申请号:US832322
申请日:1986-02-24
申请人: Shigeo Morimoto , Takashi Adachi , Toshifumi Asaka , Masato Kashimura , Yoshiaki Watanabe , Kaoru Sota
发明人: Shigeo Morimoto , Takashi Adachi , Toshifumi Asaka , Masato Kashimura , Yoshiaki Watanabe , Kaoru Sota
IPC分类号: C07H17/08
CPC分类号: C07H17/08
摘要: A method for the selective methylation of the hydroxy group at the 6-position of erythromycin A derivatives which comprises reacting a compound represented by the formula R-X (wherein R is a 2-alkenyl group, a benzyl group or a substituted benzyl group, and X is a halogen atom), reacting the resulting quaternary salt compound with a methylating agent, and then eliminating R groups of the resulting compound to give 6-O-methylerythromycin A 9-oxime, is disclosed.
摘要翻译: 一种在红霉素A衍生物的6-位选择性甲基化羟基的方法,其包括使由式RX表示的化合物(其中R为2-链烯基,苄基或取代的苄基)和X 是卤素原子),使所得季盐化合物与甲基化剂反应,然后除去所得化合物的R基团,得到6-O-甲基红霉素A9-肟。
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公开(公告)号:US4680386A
公开(公告)日:1987-07-14
申请号:US789771
申请日:1985-10-21
IPC分类号: A61K31/70 , A61K31/7042 , A61K31/7048 , A61P31/04 , C07H17/08
CPC分类号: C07H17/08
摘要: A novel 6-O-methylerythromycin A derivative represented by the formula ##STR1## and the salts thereof are disclosed. These compounds are useful as intermediates for preparation of 6-O-methylerythromycin A and useful as antibiotics.
摘要翻译: 公开了由式“IMAGE”表示的新型6-O-甲基红霉素A衍生物及其盐。 这些化合物可用作制备6-O-甲基红霉素A并用作抗生素的中间体。
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公开(公告)号:US4672109A
公开(公告)日:1987-06-09
申请号:US720383
申请日:1985-04-05
申请人: Yoshiaki Watanabe , Shigeo Morimoto , Masami Goi , Morihiro Mitsukuchi , Takashi Adachi , Jozi Nakagami , Toshifumi Asaka , Tadashi Eguchi , Kaoru Sota
发明人: Yoshiaki Watanabe , Shigeo Morimoto , Masami Goi , Morihiro Mitsukuchi , Takashi Adachi , Jozi Nakagami , Toshifumi Asaka , Tadashi Eguchi , Kaoru Sota
IPC分类号: C07H17/08
CPC分类号: C07H17/08
摘要: A method for the selective methylation of a hydroxy group at the 6-position of an erythromycin A derivative which comprises converting an erythromycin A derivative into an erythromycin A 9-oxime derivative, and reacting the resulting ethythromycin A 9-oxime derivative with an methylating agent.
摘要翻译: 一种在红霉素A衍生物的6位上羟基选择性甲基化的方法,其包括将红霉素A衍生物转化为红霉素A9-肟衍生物,并使得到的乙酸霉素A9-肟衍生物与甲基化试剂 。
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公开(公告)号:US4833236A
公开(公告)日:1989-05-23
申请号:US43470
申请日:1987-04-28
申请人: Shigeo Morimoto , Yoko Takahashi , Yoshiaki Watanabe , Takashi Adachi , Toshifumi Asaka , Kaoru Sota
发明人: Shigeo Morimoto , Yoko Takahashi , Yoshiaki Watanabe , Takashi Adachi , Toshifumi Asaka , Kaoru Sota
IPC分类号: A61K31/70 , A61K31/7042 , A61K31/7048 , A61P31/04 , C07H17/08
CPC分类号: C07H17/08
摘要: Erythromycin derivatives represented by the general formula ##STR1## wherein R.sup.1 is a hydrogen atom or a methyl group, R.sup.2 is a hydrogen atom or a hydroxy group, R.sup.3 is a hydrogen atom, a lower alkanoyl group, an alkoxycarbonyl group or an alkylsuccinyl group, and the salts thereof are disclosed. These compounds have antibacterial activity.
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公开(公告)号:US4812562A
公开(公告)日:1989-03-14
申请号:US887941
申请日:1986-07-22
申请人: Yoshiaki Watanabe , Chihiro Yokoo , Masami Goi , Akira Onodera , Mitsuo Murata , Hiroshi Fukushima , Kaoru Sota
发明人: Yoshiaki Watanabe , Chihiro Yokoo , Masami Goi , Akira Onodera , Mitsuo Murata , Hiroshi Fukushima , Kaoru Sota
IPC分类号: A61K31/545 , A61K31/546 , A61P31/04 , C07D501/36 , C07D501/59
CPC分类号: C07D501/59 , Y02P20/55
摘要: Cephalosporin derivatives represented by the general formula ##STR1## wherein X represents a halogen atom, a hydroxyl group, a cyano group, a trifluoromethyl group, an amino group, a lower alkylcarbonylamino group, a lower alkoxy group, a lower alkylthio group, a lower alkoxycarbonyl group, a carbamoyl group, a substituted carbamoyl group, a carbamoyloxy group, a lower alkylcarbonyl group, a lower alkenyl group, an ethynyl group, a thiocyanate group, an .alpha.-carboxyaminomethyl group, a phenyl group, a pyridinyl group or an aminothiazolyl group, and n is an integer of 1 to 3, and the non-toxic salts thereof, are disclosed. These compounds are useful as antibacterial agents.
摘要翻译: 由通式
表示的头孢菌素衍生物,其中X表示卤素原子,羟基,氰基,三氟甲基,氨基,低级烷基羰基氨基,低级烷氧基,低级烷硫基,低级 烷氧基羰基,氨基甲酰基,取代氨基甲酰基,氨基甲酰氧基,低级烷基羰基,低级烯基,乙炔基,硫氰酸酯基,α-羧基氨基甲基,苯基,吡啶基或氨基噻唑基 基,n为1〜3的整数,并且其无毒盐被公开。 这些化合物可用作抗菌剂。 -
公开(公告)号:US4841044A
公开(公告)日:1989-06-20
申请号:US943037
申请日:1986-12-18
申请人: Yoshiaki Watanabe , Chihiro Yokoo , Masami Goi , Akira Onodera , Mitsuo Murata , Hiroshi Fukushima , Minoru Taguchi , Kaoru Sota
发明人: Yoshiaki Watanabe , Chihiro Yokoo , Masami Goi , Akira Onodera , Mitsuo Murata , Hiroshi Fukushima , Minoru Taguchi , Kaoru Sota
IPC分类号: A61K31/545 , C07D501/36 , C07D501/59
CPC分类号: C07D501/59
摘要: Cephalosporin derivatives represented by the general formula ##STR1## wherein R is a hydrogen atom or a lower alkyl group having 1 to 4 carbon atoms, R' is a hydrogen atom, a lower alkyl group having 1 to 4 carbon atoms, a cycloalkyl group having 5 or 6 carbon atoms or a benzyl group, or R and R' together with the nitrogen atom to which they are attached form a tetrahydropyridinyl group, a morpholinyl group or pyrroridinyl group, and the non-toxic salts thereof are disclosed. These compounds are useful as antibacterial agents.
摘要翻译: 其中R为氢原子或碳原子数为1〜4的低级烷基,R'为氢原子,碳原子数1〜4的低级烷基, ,具有5或6个碳原子的环烷基或苄基,或R和R'与它们所连接的氮原子一起形成四氢吡啶基,吗啉基或吡咯烷基,其无毒盐是 披露 这些化合物可用作抗菌剂。
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公开(公告)号:US4357470A
公开(公告)日:1982-11-02
申请号:US256780
申请日:1981-04-23
申请人: Yoshiaki Watanabe , Chihiro Yokoo , Toshifumi Asaka , Akira Onodera , Kaoru Sota , Jiro Sawada
发明人: Yoshiaki Watanabe , Chihiro Yokoo , Toshifumi Asaka , Akira Onodera , Kaoru Sota , Jiro Sawada
IPC分类号: C07D519/06 , A61K31/545 , A61P31/04 , C07D471/04 , C07D501/26 , C07D501/36 , C07D501/56
CPC分类号: C07D471/04
摘要: Novel cephalosporin compounds having the general formula ##STR1## wherein X represents hydrogen atom or hydroxy group, and the non-toxic pharmacologically acceptable salts thereof are disclosed. These compounds are useful as antibacterial agents.
摘要翻译: 公开了具有通式
+ TR 的新型头孢菌素化合物,其中X表示氢原子或羟基,并且其无毒的药理学上可接受的盐被公开。 这些化合物可用作抗菌剂。
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