Patent · US Expired

Organic chemical compound, microbiological process for its preparation, and its use as a herbicide

US4273571A · kind A · utility

5Cited by

1References

6Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Dieter Berg · Wuppertal, DE
Werner Frommer
Delf Schmidt · Wuppertal, DE
Robert R. Schmidt · Cologne, DE
Dietmar Schafer

Key dates

Filing date	Dec 8, 1978
Grant date	Jun 16, 1981
Priority date	—
Expiry date	Dec 8, 1998

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S435/827
WIPO fieldBiotechnology
WIPO sectorChemistry

Abstract

A herbicidally active compound of the empirical formula C.sub.10 H.sub.14 N.sub.6 O.sub.3, exhibiting substantially the IR KBr-absorption spectrum shown in FIG. 2, is produced by aerobic culturing of a micro-organism of the family of the Actinoplanaceae under aerobic conditions in a nutrient medium which contains an assimilable carbon source, at least one assimilable nitrogen source and mineral salts, at a pH of 6 to 8 and a temperature of 20.degree. to 40.degree. C.

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