Roussel Uclaf

Jean-Jacques Herve

Colette Meinard

Jean-Claude Suglia

Jean Tessier

Pierre Girault

Charles J Van Assche

Pierre M Carles

Charles-Jacques Van Assche

Novel hydroxylamino derivatives of the formula

Hydroxylamine derivative of 5-nitro-8-hydroxy quinoline

Novel light-stable pyrethrinoid pesticidal compositions comprising (a) at least one liquid vehicle, (b) at least one surface-active agent soluble in the said liquid vehicle, (c) at least one azodyestuff stabilizer and (d) at least one ester of the formula ##STR1## .

Light-stable pesticidal compositions

Novel compositions for increasing the growth of vegetables comprising a growth increasing amount of at least one compound selected from the group consisting of a compound of the formula ##STR1## wherein either R.sub.1 is hydrogen, R.sub.2 is hydrogen and R.sub.3 is selected from the group consisting of hydrogen, nitro in the 2- or 4-position, methyl in the 2-, 3- or 4-position, chlorine in the 3- or 4-position and bromine or --CF.sub.3 in the 4-position or R.sub.2 is nitro in the 2 position and R.sub.3 is nitro or --CF.sub.3 in the 4 position or R.sub.1 is 2-NO.sub.2, R.sub.2 is 4-NO.sub.2 and R.sub.3 is 6-NO.sub.2 or R.sub.2 is 6-NO.sub.2 and R.sub.3 is 4-CF.sub.3 and their non-toxic, acid addition salts and an agricultural carrier and a method of increasing the growth of vegetables.

Increasing yields of vegetable crops with o-phenyl hydroxylamines

Novel light-stable pyrethrinoid pesticidal compositions comprising (a) at least one liquid vehicle, (b) at least one surface-active agent soluble in the said liquid vehicle, (c) at least one azodyestuff stabilizer selected from the group consisting of a mixture of 1-[{4-(phenylazo)-phenyl)}-azo]-3-naphthalenol and 4-[{4-(phenylazo)-phenyl}-azo]-phenol (a component of Scarlet R), 1-[4-(4-phenylazo-phenyl)-azo]-naphthalene (Red organol BS), 1-[{2-methyl-4-(2-methylphenylazo)-phenyl}-azo]-2-naphthalenol (Red Sudan IV), 1-[(2-methoxyphenol)-azo]-2-naphthaphenol (Vermillion organol); 1-[(1-naphthalenyl)-azo]-2-naphthalenol (Scarlet 2R for fat), 1-(phenylazo)-2-naphthalenol (Sudan I), 1-[(2-hydroxy-4-methyl-phenyl)-azo]-2-naphthalenol (Sudan II), 1-[{dimethyl-4-[(dimethyl)-phenyl]-azo}-phenylazo]-2-naphthalenol (Red to fat 5B), N-ethyl-1-[{4-(phenylazo)-phenyl}-azo]-2-naphthalenylamine (Red to fat 7B), 1-[{1-naphthalenyl}-azo]-2,4-benzene-diamine (Brown RR to fat), 2-[(2-methoxyphenyl)-azo]-phenol (Red to fat G), disodium 4-hydroxy-3-[(4-sulfo-1-naphthalenyl)-azo]-1-naphthalene sulfonate (azo ruby), 4-[(4-ethoxyphenyl)-azo]-1-naphthalenol (Brown to fat B), 2,4-dihydro-5-methyl-2-phenyl-4-(phenylazo)-3H-pyrazol-3-one (Yellow to fat 3G), N,N-diethyl-4-(phenylazo)-benzeneamine (Yellow to fat GGN), 2,3-dihydro-2,2-dimethyl-6-[(4-phenylazo)-1-naphthalenyl]-azo-1H-perimidin e (Black to fat HB), N-[4-phenyl)-(4-phenylamino)-1-naphthalenyl]-azo methylene-2,5-cyclohexadien-1-ylidene-N-methyl-methaniminium chloride (Blue to fat B) and 1-[{4-(phenylazo)-phenyl}-azo]-2-naphthalenol and (d) at least one ester of the formula ##STR1## wherein Y is selected from the group consisting of ##STR2## in its various stereoisomeric forms and mixtures thereof, Z is alkyl of 1 to 6 carbon atoms, Y is selected from the group consisting of hydrogen, halogen, --CN, --NO.sub.3, alkyl of 1 to 4 carbon atoms and alkoxy of 1 to 4 carbon atoms, n is 0, 1, 2 or 3, W is selected from the group consisting of ##STR3## X.sub.1 is selected from the group consisting of hydrogen, fluorine, chlorine and bromine, X.sub.2 is selected from the group consisting of fluorine, chlorine and bromine, X.sub.3 is selected from the group consisting of chlorine, bromine and iodine, X.sub.4 is a halogen and X.sub.5 is a halogen optionally other than that of X.sub.4 and due to asymetric carbon atom in W, the compounds are in the A isomer or B isomer form or mixtures thereof and R is selected from the group consisting of ##STR4## and benzyl optionally substituted with at least one member of the group consisting of alkyl of 1 to 4 carbon atoms, alkenyl of 2 to 6 carbon atoms, alkenyloxy of 2 to 6 carbon atoms, alkadienyl of 4 to 8 carbon atoms, methylenedioxy, benzyl and halogens, R.sub.1 is selected from the group consisting of hydrogen and methyl, R.sub.2 is selected from the group consisting of monocyclic aryl and --CH.sub.2 --C.tbd.CH, R.sub.3 is an aliphatic of 2 to 6 carbon atoms having at least one carbon-carbon insaturation, R.sub.4 is selected from the group consisting of hydrogen, --CN, CH.sub.3 and --C.tbd.CH, R.sub.5 is selected from the group consisting of chlorine and methyl, n is 0, 1 or 2, R.sub.6, R.sub.7, R.sub.8 and R.sub.9 are individually selected from the group consisting of hydrogen, chlorine and methyl and S/I indicates that the ring may be aromatic, dihydro or tetrahydro the alcoholic moiety R-OH being capable of containing one or more asymetric carbon atoms and of existing in the form of various stereoisomers and their use to combat pests.

Growing community of inventors

Aubagne, France

Jean-Jacques Herve