Herbicidal hydantoins

Details Herbicidal hydantoins Herbicidal hydantoins

1988-12-14

1990-07-31

Schwartz, Richard A.

Chemistry: fertilizers

Processes and products

Forms or conditioning

546 15, 546278, 548311, 548313, 548314, A01N 4350, A01N 4352, C07D40104

Patent

active

049447912

ABSTRACT:
Novel cycloalkane-5.dbd.-spiro-hydantoins of formula ##STR1## wherein A is selected from the group consisting of ##STR2## and the remaining substituents are defined below having strong, selective herbicidal activity and novel intermediates and a process for their preparation.

REFERENCES:
patent: 3668217 (1972-06-01), Fujinami et al.
patent: 3798233 (1974-03-01), Akiba et al.
patent: 3846441 (1974-11-01), Mine
patent: 3847933 (1974-11-01), Tyler
patent: 3960883 (1976-06-01), Hubele
patent: 4151290 (1979-04-01), Takayama et al.

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