发明授权
- 专利标题: Butenoic or propenoic acid derivative
- 专利标题(中): 丁烯酸或丙烯酸衍生物
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申请号: US557713申请日: 1990-07-25
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公开(公告)号: US5177089A公开(公告)日: 1993-01-05
- 发明人: Norio Minami , Fumihiro Ozaki , Keiji Ishibashi , Yasuhiro Kabasawa , Megumi Ikemori , Toshiaki Ogawa , Takanori Kawamura
- 申请人: Norio Minami , Fumihiro Ozaki , Keiji Ishibashi , Yasuhiro Kabasawa , Megumi Ikemori , Toshiaki Ogawa , Takanori Kawamura
- 申请人地址: JPX Tokyo
- 专利权人: Eisai Co., Ltd.
- 当前专利权人: Eisai Co., Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX63-134892 19880601
- 主分类号: C07C233/40
- IPC分类号: C07C233/40 ; C07C235/34 ; C07C235/36 ; C07C237/12 ; C07C237/20 ; C07C255/41 ; C07C255/57 ; C07C317/44 ; C07C323/62 ; C07D207/08 ; C07D207/32 ; C07D207/327 ; C07D207/38 ; C07D211/22 ; C07D211/34 ; C07D211/58 ; C07D211/86 ; C07D213/38 ; C07D213/56 ; C07D213/64 ; C07D213/68 ; C07D223/16 ; C07D233/66 ; C07D235/06 ; C07D237/14 ; C07D241/18 ; C07D263/32 ; C07D277/30 ; C07D317/58 ; C07D317/60 ; C07D319/18 ; C07D405/06 ; C07D471/04 ; C07D521/00
摘要:
A butenoic or propenoic acid derivative having the following formula in which G is an aryl or a heterocyclic ring, R11 and R12 are hydroben or an alkyl, X is sulfur or oxygen, R2 and R3 are hydrogen, an substituent such as an alkyl and J is pyridyl or phenyl having substituents and a heterocyclic ring may be formed between R2, R3 and J is provided here and is useful in the pharmacological field. ##STR1##
公开/授权文献
- US5633611A Complementary current source circuit 公开/授权日:1997-05-27
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