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Title:
【発明の名称】チオフエンスルホンアミド除草剤
Document Type and Number:
Japanese Patent JPH02500980
Kind Code:
A
Abstract:
Thiophenesulfonamides of the formula wherein R1 is H, halogen, NO2, CH or various aliphatic groups; Rx is H or halogen; Q is selected from halogen, CN, SO2NH2 or a variety of organic substituents; W is O or S; R is H or CH3; A is a mono- or bicyclic heterocyclic group, e.g. triazinyl or pyrimidinyl; and their agriculturally suitable salts exhibit herbicidal activity. Some also show a plant growth regulant effect. The compounds may be made by a variety of synthetic routes, e.g. by reacting an appropriate thiophenesulfonamide of formula:- with an appropriate methyl carbamate CH3O.CO.NRA. n

Inventors:
Christensen, Joel Robert
Cuomo, Jiyoung
Levitt, George
Application Number:
JP50094488A
Publication Date:
April 05, 1990
Filing Date:
November 20, 1987
Export Citation:
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Assignee:
E. I. Deupon de Nimoas and Company
International Classes:
C07D491/048; A01N47/36; C07D333/34; C07D333/38; C07D409/12; C07D491/052; C07D521/00; (IPC1-7): C07D409/12; A01N47/36; C07D491/048; C07D491/052
Attorney, Agent or Firm:
Heiyoshi Odashima (1 person outside)