Process for the resolution of d,1 2-(6-methoxy-2-naphthyl)propionic acid
申请人:Syntex Corporation
公开号:US04246193A1
公开(公告)日:1981-01-20
Mixtures of d 2-(6-methoxy-2-naphthyl)propionic acid and 1 2-(6-methoxy-2-naphthyl)propionic acid or soluble salts thereof are resolved with N-R-D-glucamine or salts thereof, where R is alkyl having 2 to 36 carbon atoms or cycloalkyl having 3 to 8 carbon atoms, to yield a product substantially enriched in d 2-(6-methoxy-2-naphthyl)-propionic acid.
Process for the resolution of d,l 2-(6-methoxy-2-naphthyl)propionic acid; a mixture of the salts of these d and l acids; a pharmaceutical composition containing a salt of the d acid; a salt of the d acid
申请人:SYNTEX PHARMACEUTICALS
INTERNATIONAL LIMITED
公开号:EP0022529A1
公开(公告)日:1981-01-21
Mixtures of d and 1 2-(6-methoxy-2-naphthyl)propionic acids or soluble salts thereof are resolved with N-R-D-glucamine or salts thereof, where R is alkyl having 2 to 36 carbon atoms or cycloalkyl having 3 to 8 carbon atoms, to yield a product substantially enriched in d 2-(6-methoxy-2--naphthyl)propionic acid; a mixture of the salts of d and 1 2-(6-methoxy-2-naphthyl)propionic acid with N-R-D-glucamine; a salt of d 2-(6-methoxy-2-naphthyl)propionic acid with N-R-D-glucamine and a pharmaceutical composition containing this salt in a pharmaceutically effective amount.
Process for the preparation of (d) 2-(d-methoxy-2-naphthyl) propionic acid and pharmaceutically acceptable salts thereof and new intermediates therefor