Patent · US Expired

Process for the preparation of vanillin

US5017388A · kind A · utility

9Cited by

4References

5Claims

0Family size

Assignee

Haarmann & Reimer Corporation · DE

Inventors

Jurgen Rabenhorst · Ankum, DE
Rudolf Hopp · Holzminden, DE

Key dates

Filing date	Jun 5, 1990
Grant date	May 21, 1991
Priority date	—
Expiry date	Jun 5, 2010

Classification

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

Abstract

A process for the preparation of natural vanillin is disclosed wherein eugenol and/or isoeugenol is oxidized microbially to vanillin using microorganisms of the genera Serratia, Klebsiella or Enterobacter.

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