Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1982-08-10
1984-10-30
Helfin, Bernard
Chemistry: fertilizers
Processes and products
Forms or conditioning
560 27, C07C125065, A01N 3744
Patent
active
044798229
ABSTRACT:
A substituted carbanilic acid ester of the formula ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkinyl, chlorinated C.sub.1 -C.sub.6 -alkyl or phenyl-C.sub.1 -C.sub.5 -alkyl, R.sub.2 is hydrogen or chlorine, R.sub.3 is hydrogen or C.sub.1 -C.sub.6 -alkyl, R.sub.4 is hydrogen, C.sub.1 -C.sub.6 -alkyl or phenyl which latter may also be substituted, R.sub.5 is halogen, and R.sub.6 is hydrogen or halogen. The compounds of the invention have a surprisingly high compatibility with rice, wheat, barley, oats, rye, and agricultural grasses when applied in a postemergence procedure. They also have a high activity against weeds of various resistant genera.
REFERENCES:
patent: 4088474 (1978-05-01), Matterstock et al.
patent: 4093447 (1978-06-01), Metzger et al.
patent: 4230483 (1980-10-01), Felix
Arndt Friedrich
Franke Heinrich
Puttner Reinhold
Schmidt Erich
Helfin Bernard
Schering Aktiengesellschaft
Striker Michael J.
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