Roussel Uclaf

Marc D Benoit

Jean-Pierre Demoute

Didier Babin

Jacques Demassey

Jean Tessier

Jean-Louis Brayer

Sylvain Laugraud

Jean P Demoute

Laurent Taliani

Gilles Mourioux

Nicole Reinier

Jean-Marc Girodeau

Christian Wehrey

Raphael Bouchet

The compound 2,6-bis-(trifluoromethyl)-benzyl alcohol which is useful as an intermediate to compounds having pesticidal properties.

2,6-bis-(trifluoromethyl)-benzyl alcohol

A compound in all possible stereoisomeric forms and their mixtures of the formula ##STR1## wherein R is selected from the group consisting of ##STR2## having excellent pesticidal, particularly insecticidal, properties.

Esters of 2,2-dimethyl-3-(3,3,3-trifluoro-1-propenyl)-cyclopropane

A compound in all possible stereoisomeric forms and their mixtures of the formula ##STR1## wherein X is selected from the group consisting of hydrogen, --CN, alkyl, alkenyl and alkynyl of up to 4 carbon atoms and aralkynyl of up to 10 carbon atoms, Y is selected from the group consisting of halogen, --CF.sub.3, --CH.sub.2 F and --CHF.sub.2 and R.sub.1 is hydrogen and R.sub.2 is halogen or R.sub.1 and R.sub.2 are --CF.sub.3 or R.sub.1 and R.sub.2 are individually halogen.

Pyrethrinoid esters

7-ethynyl -alpha- (methoxymethylene) -1- naphthalene acetic acid

Pyrethrinoid esters derived from isoxazolic or isothiazolic alcohol,

All possible stereoisomeric forms and mixtures thereof of a compound of the formula ##STR1## wherein X is selected from the group consisting of hydrogen, alkyl, alkenyl and alkynyl of up to 4 carbon atoms, --CN and aralkynyl of up to 10 carbon atoms, Y is selected from the group consisting of halogen, --CH.sub.2 F, --CHF.sub.2, and --CF.sub.3, A is selected from the group consisting of ##STR2## having pesticidal properties.

A compound in all possible stereoisomeric forms and mixtures thereof of the formula ##STR1## wherein the substituents are defined as in the specification having pesticidal properties.

Pyrethroid esters

In all possible stereoisomer forms and mixtures thereof of the formula ##STR1## wherein one of R.sub.1, R.sub.2 or R.sub.3 is: ##STR2##

Pyrethrinoid esters of thiazole alcohols

7-ethylene-.alpha.-(methoxymethylene)-1-naphthalene-acetic acid

A compound selected from the group consisting of all stereoisomeric forms and mixtures thereof of a compound of the formula ##STR1## wherein Y and Z are individually selected from the groups consisting of hydrogen, halogen, --CF.sub.3, alkyl, alkoxy and alkylthio of 1 to 8 carbon atoms and aryl, aryloxy and arylthio of up to 14 carbon atoms optionally substituted with at least one member of the group consisting of halogen, hydroxy optionally esterified etherified, --CF.sub.3 and alkyl of 1 to 8 carbon atoms and R is alkyl of 1 to 8 carbon atoms or the remainder of a pyrethrinoid alcohol having excellent pesticidal properties and their preparation and intermediates.

Esters of 2,2-dimethyl-3-[(2,2-difluoro-cyclopropylidene)

Compounds of the formula ##STR1## wherein X is hydrogen, halogen or an optionally substituted alkyl, Y is selected from the group consisting of hydrogen, halogen optionally substituted alkyl, an optionally substituted aryl or arylalkyl, --(CH.sub.2).sub.m Si (Alk.sub.1).sub.3, --(CH.sub.2).sub.n OAlk.sub.2 or --(CH.sub.2).sub.p SAlk.sub.3, m, n and p are an integer from 0 to 6, Alk.sub.1, Alk.sub.2 and Alk.sub.3 are alkyl and R is alkyl of 1 to 18 carbon atoms or the remainder of an alcohol used in the pyrethrinoid series having pesticide properties.

2,2-dimethyl-3-(but-1-en-3-ynyl)-cyclopropane carboxylates

All possible stereoisomer forms and mixtures thereof of a compound of the formula ##STR1## wherein X is halogen, Y is --0-- or --S-- and R is selected from the group consisting of optionally substituted alkyl, alkenyl and alkynyl of up to 8 carbon atoms, cycloalkyl of 3 to 8 carbon atoms, optionally substituted aryl and aralkyl of up to 14 carbon atoms and optionally substituted heterocyclic having pesticidal properties.

Pyrethrinoid esters of

All possible stereoisomers and mixtures thereof of a compound of the formula ##STR1## wherein X is selected from the group consisting of hydrogen, fluorine, chlorine and bromine, R is selected from the group consisting of optionally substituted alkyl, alkenyl, alkynyl and cycloalkyl of up to 8 carbon atoms, optionally substituted aryl and aralkyl of up to 14 carbon atoms and optionally substituted heterocyclic and Z is selected from the group consisting of hydrogen, methyl, --CN and --C.tbd.CH having pesticidal, particularly insecticidal properties.

Pyrethrinoid esters of 4-amino-2,3,5,6-tetrafluorobenzyl alcohol

All stereoisomeric forms and mixtures thereof of a compound of the formula ##STR1## wherein the cyclopropane copula has (1R, cis) or (1R, trans) structure, the geometry of the double bond carried by the 3-carbon atom is (E) or (Z), X is halogen, Z is selected from the group consisting of hydrogen, methyl, --CN and --C.tbd.CH, n is an integer from 1 to 5, m represents the number 5-n, Y is selected from the group consisting of hydrogen, halogen, --CH.sub.2 --CN, --OH, optionally unsaturated alkyl of 1 to 8 carbon atoms unsubstituted or substituted with at least one halogen, --CN, --COOAlk, --COAlk, --(CH.sub.2).sub.m , OAlk, --(CH.sub.2).sub.m, --S--Alk, --(CH.sub.2).sub.m, --N(Alk).sub.2, --Si(Alk).sub.3, --OAr and (CH.sub.2).sub.m, --Ar, m' is 0, 1, 2, 3 or 4, Alk is optionally unsaturated alkyl of 1 to 8 carbon atom unsubstituted or substituted with at least one halogen and Ar is aryl of 6 to 14 carbon atoms and the Ys identical or different may be on any position of the phenyl having pesticidal properties.

3-[2-cyano-2-halo-ethenyl]-2,2-dimethyl-cyclopropanecarboxylates

A compound of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, optionally substituted alkyl, alkenyl and alkynyl of up to 8 carbon atoms, optionally substituted cycloalkyl or cycloalkenyl of up to 8 carbon atoms, optionally substituted aryl of 6 to 18 carbon atoms, optionally substituted aralkyl of 7 to 24 carbon atoms, optionally substituted benzoyl and optionally substituted heterocycle, the optional substituents being at least one member of the group consisting of halogen, phenoxy, thiazolyl, alkyl and alkoxy of 1 to 6 carbon atoms and haloalkyl, Alk.sub.1 and Alk.sub.2 are individually optionally substituted alkyl of 1 to 8 carbon atoms, X is --O-- or --S-- and R' is hydrogen or halogen in any position on the phenyl and the geometry of the double bond is E or Z or a mixture of E and Z and having useful pesticidal properties.

Growing community of inventors

Roquevaire, France

Marc D Benoit