Herbicidal compounds

Details Herbicidal compounds Herbicidal compounds

1979-02-05

1981-01-20

Ford, John M.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

71 94, 71 92, 71103, 544316, 564 97, 564 99, C07D21364

Patent

active

042464196

ABSTRACT:
A herbicidal sulphonamide compound of the formula (I): ##STR1## and salts thereof, wherein R.sup.1 is a pyridyl group of the formula: ##STR2## wherein the group X of the pyridyl group represents a fluorine, chlorine, bromine, or iodine atom, or an alkyl radical of 1 to 4 carbon atoms optionally substituted by one or more fluorine or chlorine atoms, and the group Y represents hydrogen, fluorine chlorine, bromine, or iodine or an alkyl radical of 1 to 4 carbon atoms optionally substituted by one or more fluorine or chlorine atoms; R.sup.2 represents an alkyl radical of 1 to 6 carbon atoms optionally substituted by one or more fluorine atoms; and R.sup.3 is hydrogen or an alkyl radical of 1 to 4 carbon atoms.

REFERENCES:
patent: 3622626 (1971-11-01), Moore
patent: 4115102 (1978-09-01), Takahashi et al.

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