[EN] IMPROVED SYNTHESIS OF AMINE SUBSTITUTED 4,5,6,7-TETRAHYDROBENZOTHIAZOLE COMPOUNDS<br/>[FR] SYNTHÈSE AMÉLIORÉE DE COMPOSÉS SUBSTITUÉS PAR AMINE DE 4,5,6,7-TÉTRAHYDROBENZOTHIAZOLE
申请人:BIOGEN IDEC INC
公开号:WO2013096816A1
公开(公告)日:2013-06-27
The present invention is related to an improved process for the preparation of amino- substituted 4,5,6,7-tetrahydrobenzothiazole compounds of formula I, such as the compound 2- amino-4,5,6,7-tetrahydro-6-(n-propylamino)benzothiazole. The invention further relates to an improved synthesis of (R)-2-amino-4,5,6,7-tetrahydro-6-(n-propylamino)benzothiazole. The invention also relates to the methods and intermediates associated with the synthetic process.
SYNTHESIS OF CHIRALLY PURIFIED SUBSTITUTED BENZOTHIAZOLES
申请人:Raje Prasad
公开号:US20080227985A1
公开(公告)日:2008-09-18
Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzothiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro-6-(propylamino)benzothiazole and purifying a dominant enantiomer of substituted 4,5,6,7-tetrahydro-benzothiazole diamines from entantiomerically enriched mixtures of substituted 4,5,6,7-tetrahydro-benzothiazole diamines are provided herein.
Synthesis of Chirally Purified Substituted Benzothiazole Diamines
申请人:Greenfield Scott Jeffrey
公开号:US20130079526A1
公开(公告)日:2013-03-28
Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzothiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro-
6
-(propylamino)benzothiazole and purifying a dominant enantiomer of substituted 4,5,6,7-tetrahydro-benzothiazole diamines from entantiomerically enriched mixtures of substituted 4,5,6,7-tetrahydro-benzothiazole diamines are provided herein.
Synthesis of chirally purified substituted benzothiazole diamines
申请人:Raje Prasad
公开号:US08519148B2
公开(公告)日:2013-08-27
Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzothiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro-6-(propylamino)benzothiazole and purifying a dominant enantiomer of substituted 4,5,6,7-tetrahydro-benzothiazole diamines from entantiomerically enriched mixtures of substituted 4,5,6,7-tetrahydro-benzothiazole diamines are provided herein.
SYNTHESIS OF CHIRALLY PURIFIED SUBSTITUTED BENZOTHIAZOLE DIAMINES
申请人:KNOPP NEUROSCIENCES, INC.
公开号:US20140100372A1
公开(公告)日:2014-04-10
Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzothiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro-6-(propylamino)benzothiazole and purifying a dominant enantiomer of substituted 4,5,6,7-tetrahydro-benzothiazole diamines from entantiomerically enriched mixtures of substituted 4,5,6,7-tetrahydro-benzothiazole diamines are provided herein.