发明名称 |
Process for preparing derivatives of benzoic acid |
摘要 |
This invention provides a process for preparing benzazepine compounds of the formula (1):
wherein X 1 is a halogen atom, R 1 and R 2 are a lower alkyl group, or salts thereof as well as intermediate benzoic acid compounds in high yield and high purity on industrial scale, which are useful as an intermediate for preparing a pharmaceutically active 2,3,4,5-tetrahydro-1H-1-benzazepine compound having vasopressin antagonistic activity. |
申请公布号 |
EP2251319(A2) |
申请公布日期 |
2010.11.17 |
申请号 |
EP20100174006 |
申请日期 |
2006.09.01 |
申请人 |
OTSUKA PHARMACEUTICAL CO., LTD. |
发明人 |
TORISAWA, YASUHIRO;ABE, KAORU;MUGURUMA, YASUAKI;FUJITA, SHIGEKAZU;OGAWA, HIDENORI;UTSUMI, NAOTO;MIYAKE, MASAHIRO |
分类号 |
C07C233/81 |
主分类号 |
C07C233/81 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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