Patent · US Expired

Herbicides with a cyclic hexapeptide deferriferrichrome as an active ingredient

US5436219A · kind A · utility

2Cited by
1References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 29, 1993
Grant dateJul 25, 1995
Priority date
Expiry dateNov 29, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07K7/64
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The present invention relates to herbicides comprising as an active ingredient a compound derived from a substance produced by a microorganism, which compound is represented by formula (I): ##STR1## wherein X.sub.1 and X.sub.2 are the same or different and each represent a hydrogen atom, a methyl group or a hydroxymethyl group, R represents a methyl group, a hydroxymethyl group or the following formula: ##STR2## wherein R' represents a carboxyl group, a hydroxymethyl group or an acetoxymethyl group. The herbicide of the present invention exhibits a strong weed-killing effect on a wide range of plants such as broad-leaved weeds as well as weeds belonging to the family Gramineae.

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