Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1985-05-15
1987-04-07
Raymond, Richard L.
Chemistry: fertilizers
Processes and products
Forms or conditioning
71 92, 544211, 544212, 544320, 544331, 544332, A01N 4366, C07D25146
Patent
active
046558233
ABSTRACT:
Certain substituted pyrimidine sulfonylureas, such as 3-[[[(4-dimethoxymethyl)-6-methylpyrimidin-2-yl]aminocarbonyl]aminosulfony l]-2-thiophenecarboxylic acid, methyl ester, are selective pre-emergence and/or post-emergence herbicides.
REFERENCES:
patent: 4127405 (1978-11-01), Levitt
patent: 4369320 (1983-01-01), Levitt et al.
patent: 4435206 (1984-03-01), Levitt
patent: 4481029 (1984-11-01), Levitt
E. I. Du Pont de Nemours and Company
Raymond Richard L.
Turnipseed James H.
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