Patent · US Expired

Water soluble carrier-bound penicillinacylase

US4167446A · kind A · utility

2Cited by
5References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 30, 1975
Grant dateSep 11, 1979
Priority date
Expiry dateOct 30, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N11/10
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A water-soluble non-colloidal penicillinacylase preparation containing penicillinacylase covalently bound to a water-soluble carrier is produced by reacting penicillinacylase with an activated derivative of a water soluble polysaccharide in aqueous solution. The water-soluble penicillinacylase preparation efficiently hydrolyzes penicillin and permits recovery of 6-aminopenicillanic acid efficiently in extremely high purity.

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