The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 03, 2006
Filed:
Mar. 30, 2001
Takao Narita, Zama, JP;
Kunihiro Toyoda, Iwata, JP;
Yoichiro Hirose, Yokohama, JP;
Toshio Tsuchida, Yamato, JP;
Shiro Kato, Sakai, JP;
Hiroshi Harada, Suita, JP;
Akihito Fujii, Ikoma, JP;
Takao Narita, Zama, JP;
Kunihiro Toyoda, Iwata, JP;
Yoichiro Hirose, Yokohama, JP;
Toshio Tsuchida, Yamato, JP;
Shiro Kato, Sakai, JP;
Hiroshi Harada, Suita, JP;
Akihito Fujii, Ikoma, JP;
Mercian Corporation, Tokyo, JP;
Dainippon Pharmaceutical Co., Ltd., Osaka, JP;
Abstract
Disclosed are a process for preparation of an optically active 7-substituted 3-(2-aminopropyl)indole compound and an intermediate therefor. In the above preparation process, 7-substituted indole is reacted with L- or DL-serine in the presence of a tryptophan-synthesizing enzyme originating in microorganisms to form corresponding 7-substituted L-tryptophan, and it is subjected, if necessary, to reduction, protection, exchange and elimination.