Process for preparing (S)-(+)-N-methyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine by using an optically active methylhydroxylaminopropanol compound as intermediate
PREPARATION OF (S)-(+)-N-METHYL-3-(1-NAPHTHYLOXY)-3-(2-THIENYL) PROPYLAMINE USING OPTICALLY ACTIVE METHYLHYDROXYLAMINOPROPANOL DERIVATIVE AS AN INTERMEDIATE
申请人:Chen Bo-Fong
公开号:US20100234619A1
公开(公告)日:2010-09-16
The present invention provides a (S)-methylhydroxylaminopropanol derivative as an intermediate for preparation of (S)-(+)-N-methyl-3-methyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine. The present invention also provides a process for preparing (S)-(+)-N-methyl-3-methyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine with higher yield and lower cost, wherein the (S)-methylhydroxylaminopropanol derivative is used as an intermediate.
METHYLHYDROXYLAMINOPROPANOL DERIVATIVE AND ITS USE AS INTERMEDIATE FOR PREPARATION OF 3-METHYLAMINO-1-(2-THIENYL)PROPAN-1-OL
申请人:Chen Bo-Fong
公开号:US20090112000A1
公开(公告)日:2009-04-30
The present invention provides a methylhydroxylaminopropanol derivative and the methylhydroxylaminopropanol derivative of the present invention is used as an intermediate for preparation of 3-methylamino-1-(2-thienyl)propan-1-ol, which is an intermediate for preparation of (+)-(S)—N-methyl-3-methyl-3-(
1
-naphthyloxy)-3-(2-thienyl)propylamine oxalate. The present invention also provides a process for preparing 3-methylamino-1-(2-thienyl)propan-1-ol with higher yield and lower cost, wherein the methylhydroxylaminopropanol derivative is used as an intermediate.
PROCESS FOR PREPARING N-METHYL-N-HYDROXYL-3-(1-NAPHTHYLOXY)-3-(2-THIENYL)PROPYLAMINE DERIVATIVE
申请人:Chen Bo-Fong
公开号:US20100234620A1
公开(公告)日:2010-09-16
The present invention provides a process for preparing a N-methyl-N-hydroxyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine compound. The present invention also provides a process for preparing (S)-(+)-N-methyl-3-methyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine with higher yield and low treatment cost, which includes the preparation of the N-methyl-N-hydroxyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine compound.
OPTICALLY ACTIVE METHYLHYDROXYLAMINOPROPANOL DERIVATIVE AND ITS USE AS INTERMEDIATE FOR PREPARATION OF (S)-(-)-3-METHYLAMINO-1-(-2-THIENYL)PROPAN-1-OL
申请人:CHEN Bo-Fong
公开号:US20120190869A1
公开(公告)日:2012-07-26
The present invention provides an (S)-methylhydroxylaminopropanol compound and the (S)-methylhydroxylaminopropanol compound of the present invention is used as an intermediate for preparation of (S)-(−)-3-methylamino-1-(2-thienyl)propan-1-ol, which is an intermediate for preparation of (S)-(+)-N-methyl-3-methyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine oxalate. The present invention also provides a process for preparing (S)-(+3-methylamino-1-(2-thienyl)propan-1-ol with higher yield and lower cost, wherein the (S)-methylhydroxylaminopropanol compound is used as an intermediate.
OPTICALLY ACTIVE METHYLHYDROXYLAMINOPROPANOL DERIVATIVE AND ITS USE AS INTERMEDIATE FOR PREPARATION OF (S)-(-)-3-METHYLAMINO-1-(2-THIENYL)PROPAN-1-OL
申请人:CHEN Bo-Fong
公开号:US20090112001A1
公开(公告)日:2009-04-30
The present invention provides an (S)-methylhydroxylaminopropanol derivative and the (S)-methylhydroxylaminopropanol derivative of the present invention is used as an intermediate for preparation of (S)-(−)-3-methylamino-1-(2-thienyl)propan-1-ol, which is an intermediate for preparation of (S)-(+)-N-methyl-3-methyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine oxalate. The present invention also provides a process for preparing (S)-(−)-3-methylamino-1-(2-thienyl)propan-1-ol with higher yield and lower cost, wherein the (S)-methylhydroxylaminopropanol derivative is used as an intermediate.