Patent · US Expired

Biotechnical production process of piperazine R-.alpha.-carboxylic acids and piperazine S-.alpha.-carboxylic acid amide

US6214604A · kind A · utility

1Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 1997
Grant dateApr 10, 2001
Priority date
Expiry dateNov 10, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12R2001/38
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A biologically pure culture of microorganisms capable of converting RS-.alpha.-piperazinecarboxamides into the corresponding R-.alpha.-piperazinecarboxylic acid. R-.alpha.-piperazinecarboxamides is the only nitrogen source.

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