Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for resolution of racemates of 4-aryl-2-oxo-pyrrolidine-3-carboxylic acid esters

Process for resolution of racemates of 4-aryl-2-oxo-pyrrolidine-3-carboxylic acid esters

US Patent 5539111 · Granted Jul 23, 1996

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Quinoxaline-carboxylic acid derivatives2001
Quinoxaline-phosphonic acid derivatives2000
Chiral phenyldihydrofuranones as PDE-IV inhibitors2000
5- or 6-substituted .beta.-carboline-3-carboxylic acid esters1997
3-aryl or 3-hetaryl-.beta.-carbolines, their production and use in pharmaceutica1996
.beta.-carboline derivatives for use as pharmaceutical agents1996
5- or 6-substituted .beta.-carboline-3-carboxylic acid esters1995
Microbiological reduction of prostacyclin intermediate products with a 15-keto g1995
.beta.-carboline-3-hydroxyalkylcarboxylic acid ester derivatives, process for th1994
Process for the preparation of 1-methyl-1,4-androstadiene-3,17-dione1994
Isoxazolylimidazole derivatives, process for their production and their use in p1993
Beta-carbolines, process for their production and their use in pharmaceutical ag1993