Patent · US Expired

Process for the optical resolution of (.+-.)2-(6'methoxy-2'-naphthyl)-propionic acid

US4546201A · kind A · utility

6Cited by

4References

4Claims

0Family size

Assignee

Blaschim S.p.A. · IT

Inventors

Oreste Piccolo
Giovanni Villa · Carate Brianza, IT
Enrico Zen · Macherio, IT

Key dates

Filing date	Apr 23, 1984
Grant date	Oct 8, 1985
Priority date	—
Expiry date	Apr 23, 2004

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C51/487
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Process for the optical resolution of (.+-.)2-(6'methoxy-2'-naphthyl)-propionic acid by adding from 0.45 to 0.65 mole of (S)-alpha-phenylethylamine to each mole of said acid in chloroform.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.