Shell Oil Comapny

E.i. Dupont De Nemours and Company

Samuel B Soloway

Steven A Roman

George B Payne

James E Powell

Willy D Kollmeyer

Herbert Estreicher

Charles H Tieman

William W John

Pierre Vogel

Claude H Aubin Le Drian

Compounds of the Formula I, II, III, VI and VII ##STR1## wherein the symbols have defined meanings are herbicides, plant growth regulators or intermediates thereof.

4,7-dioxatricyclo(3.2.1.0.sup.3,6)octane ether

The growth of unwanted plants is controlled by certain cinnoline-4-carboxylic acids and congeners thereof.

Use of certain cinnoline-4-carboxylic acids and congeners thereof for

Compounds of the formula ##STR1## wherein X is (--CR.sub.4 R.sub.4 --).sub.m in which m is 0 or 1;

Oxabicycloalkane herbicides

Intermediates for oxabicycloalkane herbicides

Certain substituted, 7-oxabicyclo[2.2.1]heptan-2-ols and -2-ones as

Certain substituted 3-cyclohexene-1-ol are intermediates to herbicides and plant growth.

Insecticidal 2-(halonitromethylene)-tetrahydro-2H-1,3-thiazines substituted on the nitrogen atom of the ring by a sulfonyl moiety.

Insecticidal N-substituted-2-(halonitromethylene)

Compounds of the formula ##STR1## wherein R.sup.1 is a hydrogen atom; or a hydrocarbyl group; m and n each is 0 or 1 and m+n is 1 or 2; and D is a hydrogen atom; a cyano group; or an ethynyl group, are useful as pesticides.

Fluorine-containing oxyiminocyclopropanecarboxylates

Certain substituted tetrahydrofurans, and their use for controlling unwanted plants.

Certain herbicidal tetrahydrofurans

A pesticidal composition comprising a major amount of a nonracemic form of a pesticidally effective cyanohydrin ester or a solution of the non-racemic ester in a solvent and a stabilizing amount of an acid or acidic acting material.

Stabilized cyandhydrin ester

(1R,cis)-cyclopropane compounds, substantially free of other stereoisomers, and having the formula ##STR1## wherein R.sup.1 is C.sub.3-6 alkyl and R is .alpha.-cyano-3-phenoxybenzyl or 3-phenoxybenzyl, are highly active pesticides.

Oxyimino-substituted (1R,cis)cyclopropanecarboxylate pesticides

(1R,cis)-cyclopropane compounds, substantially free of other stereoisomers, and having the formula ##STR1## wherein X is chlorine, bromine or OR in which

Oxyimino-substituted (1R, cis)-cyclopropanecarboxylate pesticides

(1R, Trans)-cyclopropane compounds, substantially free of other stereoisomers, and having the formula ##STR1## wherein X is chlorine, bromine or OR in which

Oxyimino-substituted (1R, trans)-cyclopropanecarboxylic acids and

(1R,cis)-cyclopropane compounds, substantially free of other stereoisomers, and having the formula ##STR1## wherein R is the residue of certain alcohols; and

Oxyimino-substituted (1R,cis)-cyclopropanecarboxylate pesticides

(1R,trans)-cyclopropane compounds, substantially free of other stereoisomers, and having the formula ##STR1## wherein X is chlorine, bromine or OR in which

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Modesto, CA, United States of America

Samuel B Soloway