Title:
【発明の名称】7―ブロモ―β―カルボリン誘導体の製造方法
Document Type and Number:
Japanese Patent JP2527319
Kind Code:
B2
Abstract:
A 7-bromo- beta -carboline compound of the formula (I): wherein R<1> - H or C1 - C5 alkyl and R<2> = C1 - C5 alkyl or benzyl, is produced by reacting a beta -carboline compound of the formula (II): wherein R<1> and R<2> are as defined above and R<3> = H, C1 - C5 alkyl, C1 - C5 alkoxy or benzyloxy, with a brominating agent in an organic solvent in the presence of an alkalic and then hydrolyzing the resultant procursory 7-bromo- beta -carboline compound of the formula (III): in a solvent in the presence of a mineral acid. I
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Inventors:
Kubo Masaaki
Hiroshi Umezawa
Kazuhiro Okura
Hiroshi Umezawa
Kazuhiro Okura
Application Number:
JP31049686A
Publication Date:
August 21, 1996
Filing Date:
December 25, 1986
Export Citation:
Assignee:
Kawaken Fine Chemicals Co., Ltd.
International Classes:
C07B61/00; C07D471/04; (IPC1-7): C07D471/04
Domestic Patent References:
| JP55145687A | ||||
| JP6354372A |