Herbicidal acetylenic pyrimidines and triazines

Chemistry: fertilizers – Processes and products – Forms or conditioning

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71 92, 71 93, 544 49, 544208, 544209, 544211, 544212, 544296, 544320, 544321, 544323, 544324, 544331, 544332, C07D27916

Patent

active

046890696

ABSTRACT:
Sulfonylureas derived from acetylenic pyrimidines and triazines, useful as pre- and postemergence herbicides. Typical of this group is 2-[[(4-ethynyl-6-methylpyrimidine-2-yl)aminocarbonyl]-aminosulfonyl]-benzo ic acid, methyl ester.

REFERENCES:
patent: 4127405 (1978-11-01), Levitt
patent: 4169719 (1979-10-01), Levitt
patent: 4214890 (1980-07-01), Levitt
patent: 4383113 (1983-05-01), Levitt
patent: 4421550 (1983-12-01), Selby et al.
patent: 4424073 (1984-01-01), Levitt

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