Patent · US Expired

Microbiological process for producing vanillin

US6235507A · kind A · utility

13Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 11, 1998
Grant dateMay 22, 2001
Priority date
Expiry dateJun 11, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P7/24
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A microbiological process for producing vanillin and other useful products from ferulic acid is disclosed. Vanillin and guaiacol are recovered from the process using a differential pH extraction where the guaiacol is recovered at a pH of greater than 9 and the vanillin is recovered at a pH of from about 5 to about 8.

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