Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1976-11-04
1977-12-27
Brust, Joseph Paul
Chemistry: fertilizers
Processes and products
Forms or conditioning
260455A, 71111, 560 29, A01N 912
Patent
active
040652939
ABSTRACT:
Alkyl N-3-carbamoyloxyphenyl-carbamates of the formula ##STR1## selectively damage or destroy weeds in crops of carrots, cotton, peanuts, and rice without damaging the crop plants when R.sub.1 is lower alkyl, allyl, or halo-lower-alkyl; R.sub.2 is lower alkyl, allyl, halo-lower alkyl, lower alkinyl, cyclohexyl, benzyl, or phenylethyl; R.sub.3 is methyl and ethyl; and X is oxygen or sulfur. Lower alkyl and lower alkinyl in the formula have up to four carbon atoms.
REFERENCES:
patent: 3404975 (1968-10-01), Wilson et al.
patent: 3701646 (1972-10-01), Neighbors
Arndt Friedrich
Boroschewski Gerhard
Brust Joseph Paul
Padlon Joseph F.
Schering Aktiengesellschaft
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