Stauffer Chemical Company

Ici Americas, Inc.

Other

Imperial Chemical Industries Limited

Charles Kezerian

Don R Baker

Keith H Brownell

Edmund J Gaughan

Francis H Walker

Frank X Woolard

Compounds having the formula ##STR1## in which R.sub.1 is optionally substituted phenyl, R.sub.2 is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 haloalkyl and W is oxygen or sulfur are produced by reaction of a corresponding phenyl cyanamide with an epoxide or episulfide in the presence of a base and optionally a solvent.

Process for production of 2-iminothiazolidines and oxazolidines

Novel fungicidal pyridyl carboximides having the general structural formula ##STR1## wherein R is C.sub.1 -C.sub.6 alkyl, preferably methyl;

Fungicidal N-pyridyl imides

Herbicidal bis-formyl-N-aryl-N'-alkyl ureas having the formula ##STR1## in which X and Y are the same or different and are selected from the group consisting of trifluoromethyl, chloro, bromo, fluoro, hydrogen, cyano, alkyl, thioalkyl, halothioalkyl, alkoxy and sulfonylalkyl, wherein the alkyl groups have from one to four carbon atoms; and

Herbicidal bis-formyl-N-aryl-N'-alkyl ureas and methods of use

Novel fungicidal pyridyl cyclopropane carboxamides having the general structural formula ##STR1## wherein R is selected from the group consisting of cycloalkyl, preferably cyclopropyl, hydrogen, alkyl, haloalkyl, substituted alkyl, aryl, substituted aryl, heteroalkyl, alkenyl, OR.sub.1, SR.sub.1 and ##STR2## wherein n is 0-10, preferably 0-2, and R.sub.1 is C.sub.1 -C.sub.4 alkyl, and R.sub.2 is selected from the group consisting of halogen such as chlorine, fluorine and bromine, preferably chlorine, C.sub.1 -C.sub.3 alkoxy such as propoxyethoxy and methoxy, preferably methoxy and C.sub.1 -C.sub.3 haloalkoxy, R.sub.3 is selected from the group consisting of hydrogen and methyl, X is --O or --S and Y is --O or --S; and fungicidally acceptable organic and inorganic salts thereof which are highly effective fungicides for use both as preventive and curative fungicides are disclosed herein.

Fungicidal pyridyl cyclopropane carboximides

Novel fungicidal carbanilates having the general structural formula ##STR1## wherein R is methoxy or allyloxy; R.sub.1 is selected from the group consisting of hydrogen, C.sub.2 -C.sub.4 alkoxyalkyl and formyl; and R.sub.2 is C.sub.1 -C.sub.6 alkyl, preferably C.sub.2 -C.sub.3 alkyl which are highly effective fungicides are disclosed herein.

Fungicidal carbanilates

Novel fungicidal pyridyl cyclopropane carboxamides having the general structural formula ##STR1## wherein R is selected from the group consisting of cycloalkyl, preferably cyclopropyl, hydrogen, alkyl, haloalkyl, substituted alkyl, aryl, substituted aryl, heteroalkyl, alkenyl, OR.sub.1, SR.sub.1 and ##STR2## wherein n is 0-10, preferably 0-2, and R.sub.1 is C.sub.1 -R.sub.4 alkyl, and R.sub.2 is selected from the group consisting of halogen such as chlorine, fluorine and bromine, preferably chlorine, C.sub.1 -C.sub.3 alkoxy such as propoxyethoxy and methoxy, preferably methoxy and C.sub.1 -C.sub.3 haloalkoxy, R.sub.3 is selected from the group consisting of hydrogen and methyl, X is --O or --S and Y is --O or --S; and fungicidally acceptable organic and inorganic salts thereof which are highly effective fungicides for use both as preventive and curative fungicides are disclosed herein.

N-(substituted and unsubstituted benzenesulfonyl) thiocarbamates as new compositions of matter useful as active herbicidal antidotes to protect various crops from injury when used with a thiocarbamate herbicide; improved herbicidal compositions and utility of said compositions employing N-benzenesulfonyl thiocarbamates having the formula ##STR1## wherein X is hydrogen, methyl, chloro, bromo, or methoxy; n is an interger 1 to 3, inclusive; R.sub.1 is hydrogen or methyl; and R.sub.2 is alkyl having from 1 to 4 carbon atoms, inclusive, methylthio-p-chlorobenzenesulfonyl carbamate, benzyl or 4-chlorophenyl; provided that when X is hydrogen and R.sub.1 is methyl, the R.sub.2 is other than ethyl.

N-(Benzenesulfonyl) thiocarbamates - herbicidal antidotes

N-(substituted and unsubstituted benzenesulfonyl) thiocarbamates as new compositions of matter useful as active herbicidal antidotes to protect various crops from injury when used with a thiocarbamate herbicide; improved herbicidal compositions and utility of said compositions employing N-benzenesulfonyl thiocarbamates having the formula ##STR1## wherein X is hydrogen, methyl, chloro, bromo, or methoxy; n is an integer 1 to 3, inclusive; R.sub.1 is hydrogen or methyl; and R.sub.2 is alkyl having from 1 to 4 carbon atoms, inclusive, methylthio-p-chlorobenzenesulfonyl carbamate, benzyl or 4-chlorophenyl; provided that when X is hydrogen and R.sub.1 is methyl, the R.sub.2 is other than ethyl.

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Orinda, CA, United States of America

Charles Kezerian