发明授权
- 专利标题: Dihydropyridine-3,5-dicarboxylic acid ester derivatives
- 专利标题(中): 二氢吡啶-3,5-二羧酸酯衍生物
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申请号: US238537申请日: 1994-05-05
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公开(公告)号: US5463064A公开(公告)日: 1995-10-31
- 发明人: Kazuharu Tamazawa , Tadao Kojima , Hideki Arima , Yukiyasu Murakami , Yasuo Isomura , Minoru Okada , Kiyoshi Takanobu , Toichi Takenaka
- 申请人: Kazuharu Tamazawa , Tadao Kojima , Hideki Arima , Yukiyasu Murakami , Yasuo Isomura , Minoru Okada , Kiyoshi Takanobu , Toichi Takenaka
- 申请人地址: JPX Tokyo
- 专利权人: Yamanouchi Pharmaceutical Co., Ltd.
- 当前专利权人: Yamanouchi Pharmaceutical Co., Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX59-75998 19840415; JPX59-114098 19840604; JPX59-165793 19840807
- 主分类号: C07D207/24
- IPC分类号: C07D207/24 ; C07D211/90 ; C07D401/12
摘要:
A dextro-rotatory optical isomer of diastereoisomer A of (.+-.)-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid 3-(1-benzylpyrrolidin-3-yl)ester 5-methyl ester is provided having the formula ##STR1## and wherein the melting point of the hydrochloride of the dextro-rotatory optical isomer is 223.degree. to 230.degree. C. (decomp.), or a pharmaceutically acceptable acid addition salt thereof.
公开/授权文献
- USRE33196E Reciprocating channel floor conveyor 公开/授权日:1990-04-10
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