Herbicidally active novel substituted phenylsulfonylurea derivat

Details Herbicidally active novel substituted phenylsulfonylurea derivat Herbicidally active novel substituted phenylsulfonylurea derivat

1983-12-14

1985-10-08

Siegel, Alan

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

71 92, 71 93, A01N 922, C07D25116, C07C15300

Patent

active

045459444

ABSTRACT:
Substituted phenylsulfonylurea derivatives of the general formula ##STR1## wherein X represents an oxygen atom or a direct bond, Y and Z each represents a halogen atom, a lower alkyl group, a lower alkoxy group or a nitro group, R represents a group: ##STR2## wherein R.sup.1 and R.sup.2 each represents a lower alkyl group or a lower alkoxy group, m and n each represents 0, 1 or 2 with the proviso that m and n do not represent 0 at the same time, are novel and find use as herbicides. Corresponding substituted benzenesulfonyl isocyanates are novel intermediate compounds for use in preparing compounds of formula (I).

REFERENCES:
patent: 3280184 (1966-10-01), Davis
patent: 3484466 (1969-12-01), Sayigh et al.

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