Herbicidal alkoxy-1,2,4-triazolo(1,5-c)primidine-2-sulfonamides

Details Herbicidal alkoxy-1,2,4-triazolo(1,5-c)primidine-2-sulfonamides Herbicidal alkoxy-1,2,4-triazolo(1,5-c)primidine-2-sulfonamides

1989-05-03

1991-04-23

Shah, Mukund J.

Organic compounds -- part of the class 532-570 series

Organic compounds

Pteroyl per se or having -c-, wherein x is chalcogen, bonded...

C07D48702

Patent

active

050101951

ABSTRACT:
Alkoxy substituted 1,2,4-triazolo[1,5-c]-pyrimidine-2-sulfonamides are prepared from alkoxy substituted 1,2,4-triazolo[1,5-c]pyrimidine-2-sulfonyl halides by condensation with substituted N-trialkylsilylanilines and by other methods. N-(2,6-dichloro-3-methylphenyl)-5,7-dimethoxy-1,2,4-triazolo[1,5-c]pyrimid ine-2-sulfonamide is typical. The compounds are general and selective pre- and postemergence herbicides.

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Brown et al., Aust. J. Chem., 32, 2713-2726 (1979).
Miller et al., J. Chem. Soc., 1963, 5642-5659.

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