| 摘要 |
PCT No. PCT/JP96/02056 Sec. 371 Date Sep. 11, 1996 Sec. 102(e) Date Sep. 11, 1996 PCT Filed Jul. 23, 1996 PCT Pub. No. WO97/03989 PCT Pub. Date Feb. 6, 1997A method of producing an amine salt of an optically active benzothiepin derivative, which is characterized by allowing a benzothiepin derivative represented by the formula (I) wherein R stands for a lower alkyl group, to react with an optically active amine. |
