Patent · US Expired

Benzoxazines and use as herbicides

US4804394A · kind A · utility

4Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 24, 1987
Grant dateFeb 14, 1989
Priority date
Expiry dateAug 24, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/0812
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel benzoxazines of the formula (I) ##STR1## wherein X is hydrogen or halogen, PA0 R.sup.1 is hydrogen or C.sub.1 -C.sub.2 -alkyl, PA0 R.sup.2 is cyano, trimethylsilyl, trimethylsilylmethoxycarbonyl, C.sub.1 -C.sub.4 -alkylthio or cyclopropyl and PA0 Q is ##STR2## and the use of the novel compounds as herbicides, and intermediates for the preparation of the novel benzoxazines.

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