Velsicol Chemical Corporation

Velsicol Chemical Company

US Government As Represented by the Secretary of the Army

Sandoz Gmbh

John Krenzer

Sidney B Richter

Chin Ching Wu

Leonard J Stach

Harold Z Sommer

Roger D Hotz

Omer O Owens

Jacob I Miller

Disclosed are herbicides of the formula: ##STR1## wherein R is H or halo of atomic weight of from 18 to 80.

2-(2,5-difluorophenyl)-4-methyl-1,2,4-oxadiazolidine-3,5 diones

1. A chemical toxic agent selected from the group consisting of: ##STR1## where n is an integer from 3 to 11 and X represents one equivalent of an ion.

Chemical agents

Disclosed are compounds of the formula ##STR1## wherein R.sup.1 is alkyl, R.sup.2 is selected from the group consisting of hydrogen and alkyl; or R.sup.1 and R.sup.2 together with the nitrogen atom form a cyclic ring structure having 4 or 5 carbon atoms; m is the integer 0 or 1; when m is 1, R.sup.4 and R.sup.5 are each independently selected from the group consisting of hydrogen and alkyl or up to 3 carbon atoms; when m is 0, R.sup.4 is hydrogen and R.sup.5 is the same as defined above; R.sup.3, R.sup.6, R.sup.7, R.sup.8, R.sup.9 are each independently selected from the group consisting of hydrogen and alkyl; n is an integer from 0 to 2; and Z.sup.1 and Z.sup.2 are each independently selected from the group consisting of oxygen and sulfur. These compounds are useful as herbicides.

Aminosulfonylthiadiazolylureas

This invention is concerned with a method for destroying undesirable plant life which comprises applying to said plant life a herbicidally toxic amount of a herbicide containing a chemical compound of the formula ##STR1## wherein R is selected from the group consisting of alkyl having 1 to 3 carbon atoms and alkenyl having 2 to 3 carbon atoms; Z is selected from the group consisting of oxygen and sulfur; X is selected from the group consisting of halogen, lower alkyl, lower alkenyl, lower haloalkyl, lower alkoxy, nitro, amino, lower alkylamino, lower dialkylamino, lower acylamino, N-lower alkyl-N-lower acylamino, lower alkylthio, lower alkylsulfoxide, lower alkyl sulfone, cyano, thiocyano and

Substituted oxadiazolidine-3,5-diones

This invention discloses new compounds of the formula ##STR1## wherein R.sup.1 is selected from the group consisting of alkyl of up to 3 carbon atoms, cycloalkyl, alkenyl, chloroalkyl, bromoalkyl, alkoxy, alkylthio, alkylsulfonyl and alkylsulfinyl; R.sup.2 is selected from the group consisting of alkyl, alkenyl, haloalkyl and ##STR2## wherein R.sup.4 and R.sup.5 are each selected from the group consisting of hydrogen and alkyl; and R.sup.3 is selected from the group consisting of alkyl, alkenyl, haloalkyl, alkynyl, alkoxyalkyl, cycloalkyl and ##STR3## WHEREIN X is selected from the group consisting of alkyl, alkoxy, halogen, haloalkyl, alkylthio, nitro and cyano; n is an integer from 0 to 3; and m is the integer 0 or 1. Further disclosed is the herbicidal utility of the foregoing compounds.

1-Thiadiazolyl-5-acylimidazolidinones

This invention discloses new compounds of the formula ##STR1## wherein X is selected from the group consisting of halogen and alkylsulfonyl; R.sup.1 is selected from the group consisting of alkyl, alkenyl, haloalkyl and alkynyl; and R.sup.2 is selected from the group consisting of alkyl, alkenyl, haloalkyl, alkynyl, alkoxyalkyl, cycloalkyl and ##STR2## WHEREIN P IS AN INTEGER FROM 0 TO 2; Y is selected from the group consisting of alkyl, alkenyl, halogen, haloalkyl, alkoxy, alkylthio, nitro and cyano; and m is an integer from 0 to 3.

1-Thiazolyl-5-acyloxyimidazolidinones

This invention discloses new compounds of the formula ##STR1## wherein X is halogen; and R.sup.1 is selected from the group consisting of alkyl, alkenyl, haloalkyl and ##STR2## wherein R.sup.2 and R.sup.3 are each selected from the group consisting of hydrogen and alkyl.

1-Thiazolyl-5-hydroxyimidazolidinones

This invention discloses new compounds of the formula ##STR1## WHEREIN R.sup.1 is selected from the group consisting of alkyl, cycloalkyl, alkenyl, haloalkyl, alkoxy, alkylthio, alkylsulfonyl and alkylsulfinyl; R.sup.2 is selected from the group consisting of alkyl, alkenyl, haloalkyl and ##STR2## wherein R.sup.4 and R.sup.5 are each selected from the group consisting of hydrogen and alkyl; p is an integer from 0 to 3; R.sup.3 is selected from the group consisting of alkyl and halogen; and q is an integer from 0 to 2. Further disclosed is the herbicidial utility of the foregoing compounds.

Thiadiazolylimidazolidinone esters of tetrahydrofuryl substituted acids

This invention discloses the compound 1-(5-trifluoromethyl-1,3,4-thiadiazol-2-yl)-3,4-dimethyl-5-acetyloxy-1,3-i midazolidin-2-one and its use as a herbicide.

Herbicidal thiadiazolylimidazolidinone ester

This invention discloses new compounds of the formula ##STR1## WHEREIN X is selected from the group consisting of halogen and alkylsulfonyl; R.sup.1 is selected from the group consisting of alkyl, alkenyl, haloalkyl and alkynyl; m is an integer from 0 to 3; Y is selected from the group consisting of oxygen and sulfur; R.sup.2 is selected from the group consisting of alkyl and halogen; and n is an integer from 0 to 2.

Thiazolylimidazolidinone esters of furyl and thienyl substituted acids

The invention discloses compounds of the formula ##STR1## wherein R.sup.1 is selected from the group consisting of alkyl, alkenyl, haloalkyl, alkoxy, alkylthio, alkylsulfonyl and alkylsulfinyl; and R.sup.2 is selected from the group consisting of alkenyl, haloalkenyl and ##STR2## wherein R.sup.3 and R.sup.4 are selected from the group consisting of hydrogen and alkyl.

Thiadiazolylimidazolidinones

This invention discloses new compounds of the formula ##STR1## wherein R.sup.1 is selected from the group consisting of alkyl, cycloalkyl, alkenyl, haloalkyl, alkoxy, alkylthio, alkylsulfonyl and alkylsulfinyl; and R.sup.2 is selected from the group consisting of alkyl, alkenyl, alkynyl and haloalkyl.

1-Thiadiazolyl-4-methoxymethyl-5-hydroxyimidazolidinones

This invention discloses new compounds of the formula ##STR1## WHEREIN X is selected from the group consisting of halogen and alkylsulfonyl; R.sup.1 is selected from the group consisting of alkyl, alkenyl, haloalkyl and alkynyl; m is an integer from 1 to 3; Y is selected from the group consisting of oxygen and sulfur; Z is selected from the group consisting of alkyl, alkenyl, halogen, haloalkyl, alkoxy, alkylthio, nitro and cyano; and n is an integer from 0 to 3.

1-Thiazolyl-5-phenoxy and phenylthioalkanoyloxyimidazolidinones

This invention discloses new compounds of the formula ##STR1## WHEREIN X is selected from the group consisting of alkyl, haloalkyl, alkoxy and halogen,; n is an integer from 0 to 2; R.sup.1 is selected from the group consisting of alkyl, alkenyl, haloalkyl and ##STR2## wherein R.sup.3 and R.sup.4 are each selected from the group consisting of hydrogen and alkyl; p is an integer from 0 to 3; Y is oxygen or sulfur; R.sup.2 is selected from the group consisting of alkyl and halogen; and q is an integer from 0 to 2. Further disclosed is the herbicidal utility of the foregoing compounds.

Benzothiazolylimidazolidinone esters of furyl and thienyl substituted

This invention discloses the compound 1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3,4-dimethyl-5-acetyloxy-1,3-imidazoli din-2-one and its use as a herbicide.

Growing community of inventors

Oak Park, IL, United States of America

John Krenzer