Benzoxazine compounds useful as herbicides

Details Benzoxazine compounds useful as herbicides Benzoxazine compounds useful as herbicides

1989-01-23

1991-08-20

Shah, Mukund J.

Chemistry: fertilizers

Processes and products

Forms or conditioning

544105, A01N 4340, C07D26536

Patent

active

050411543

ABSTRACT:
There are disclosed a 3,4-dihydro-2H-1,4-benzoxazine derivatives represented by the formula: ##STR1## wherein X represents a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, a halogen atom, a trifluoromethyl group, a phenoxy group, or a halogen-substituted phenoxy group; n is 0, 1, 2 or 3; Y represents an oxygen atom or a sulfur atom; and R.sub.1 and R.sub.2 each represent a hydrogen atom or an alkyl group having 1 to 5 carbon atom, provided that the case where both of R.sub.1 and R.sub.2 are hydrogen atoms is excluded, and a herbicidal composition containing the same as an active ingredient, useful for combatting weeds.

REFERENCES:
patent: 4164576 (1979-08-01), Carr
patent: 4252804 (1981-02-01), Joullie et al.
patent: 4575124 (1986-03-01), Kabbe et al.
patent: 4618561 (1986-10-01), Moser

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