The invention relates to the use of a hydroperoxy alcohol-type compound, or a 1,2,4-trioxane compound thereof, as an antimicrobial agent, making it possible for it to be used in various applications and in particular as a preservative and/or to improve the antimicrobial properties of at least one preservative, to modulate the skin microbiota, in the treatment or prevention of diseases affecting the skin, the mucous membrane and/or skin appendages or even to cleanse, sanitise, disinfect and/or sterilise a surface other than the skin, skin appendages and mucous membranes, in particular a hard surface or a textile. It also relates to a composition comprising such a compound. In addition to its antimicrobial properties, the aforementioned compound has good safety and emollient properties, making it particularly suitable for cosmetic use.
A61K 31/357 - Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having two or more oxygen atoms in the same ring, e.g. crown ethers, guanadrel
A61K 31/327 - Peroxy compounds, e.g. hydroperoxides, peroxides, peroxy acids
A61Q 17/00 - Barrier preparationsPreparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
A61K 45/06 - Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
2.
PROCESS FOR THE PREPARATION OF HYDROPEROXY ALCOHOLS USING A HETEROGENOUS CATALYST
The present invention relates to a process for preparing hydroperoxy alcohols using hydrogen peroxide as an oxidant in a solvent selected from water-soluble carboxylic acids, in the presence of a metallic mixed oxide heterogeneous catalyst. It also pertains to the use of this catalyst in the synthesis of hydroperoxy alcohols.
C07C 409/02 - Peroxy compounds the —O—O— group being bound between a carbon atom, not further substituted by oxygen atoms, and hydrogen, i.e. hydroperoxides
B01J 23/00 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group
3.
METHOD FOR OXIDATIVE CLEAVAGE OF OLEFINS USING A HALOOXODIPEROXOMETALLATE AS A CATALYST
The present invention relates to a method for oxidative cleavage of a substrate consisting of at least one functionalised or non-functionalised linear olefin, in particular a mono- or polyunsaturated aliphatic carboxylic acid, or one of the esters thereof, or at least one non-functionalised cyclic olefin, using hydrogen peroxide, in the presence of a metal catalyst which consists of at least one onium halooxodiperoxometallate. It also relates to a novel catalyst consisting of a specific onium halooxodiperoxometallate which can be used, in particular, in said method.
C07C 51/25 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
B01J 31/02 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
4.
VALENCENE DERIVATIVES AND USE THEREOF AS A PERFUMING OR FLAVOURING AGENT
The present invention relates to the field of perfumes and flavourings. More particularly, it relates to valencene derivatives and the use thereof as a perfuming or flavouring agent. It also relates to a perfuming or flavouring composition, a scented article or a food product comprising such derivatives.
C07D 317/12 - Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
C07C 43/162 - Unsaturated ethers containing rings other than six-membered aromatic rings
C07C 49/21 - Unsaturated compounds containing keto groups bound to acyclic carbon atoms containing rings other than six-membered aromatic rings
C07C 69/24 - Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen having three or more carbon atoms in the acid moiety esterified with monohydroxylic compounds
C07C 69/608 - Esters of carboxylic acids having a carboxyl group bound to an acyclic carbon atom and having a ring other than a six-membered aromatic ring in the acid moiety
C07C 229/56 - Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton with amino and carboxyl groups bound to carbon atoms of the same non-condensed six-membered aromatic ring with amino and carboxyl groups bound in ortho- position
C07C 321/10 - Thiols having mercapto groups bound to acyclic carbon atoms of an unsaturated carbon skeleton containing rings
C07C 335/32 - Isothioureas having sulfur atoms of isothiourea groups bound to acyclic carbon atoms
The present invention relates to a process for synthesizing hydroperoxy alcohols by perhydrolysis of epoxides, using an aqueous solution of hydrogen peroxide, in the presence of a catalyst consisting of phosphotungstic acid.
The present invention relates to a process for preparing hydroperoxy alcohols using hydrogen peroxide as an oxidant in a solvent selected from water-soluble carboxylic acids, in the presence of a metallic mixed oxide heterogeneous catalyst. It also pertains to the use of this catalyst in the synthesis of hydroperoxy alcohols.
The invention relates to the use of a hydroperoxy alcohol-type compound, or a 1,2,4-trioxane compound thereof, as an antimicrobial agent, making it possible for it to be used in various applications and in particular as a preservative and/or to improve the antimicrobial properties of at least one preservative, to modulate the skin microbiota, in the treatment or prevention of diseases affecting the skin, the mucous membrane and/or skin appendages or even to cleanse, sanitise, disinfect and/or sterilise a surface other than the skin, skin appendages and mucous membranes, in particular a hard surface or a textile. It also relates to a composition comprising such a compound. In addition to its antimicrobial properties, the aforementioned compound has good safety and emollient properties, making it particularly suitable for cosmetic use.
A61Q 17/00 - Barrier preparationsPreparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
8.
METHOD FOR OXIDATIVE CLEAVAGE OF OLEFINS USING A HALOOXODIPEROXOMETALLATE AS A CATALYST
The present invention relates to a method for oxidative cleavage of a substrate consisting of at least one functionalised or non-functionalised linear olefin, in particular a mono- or polyunsaturated aliphatic carboxylic acid, or one of the esters thereof, or at least one non-functionalised cyclic olefin, using hydrogen peroxide, in the presence of a metal catalyst which consists of at least one onium halooxodiperoxometallate. It also relates to a novel catalyst consisting of a specific onium halooxodiperoxometallate which can be used, in particular, in said method.
C07F 11/00 - Compounds containing elements of Groups 6 or 16 of the Periodic Table
B01J 31/34 - Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups of chromium, molybdenum or tungsten
C07C 51/25 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
The invention relates to a process for synthesizing hydroperoxy alcohols by perhydrolysis of epoxides, using an aqueous solution of hydrogen peroxide in the presence of a catalyst consisting of phosphotungstic acid.
C07C 409/04 - Peroxy compounds the —O—O— group being bound between a carbon atom, not further substituted by oxygen atoms, and hydrogen, i.e. hydroperoxides the carbon atom being acyclic
11.
METHOD FOR THE METATHESIS OF OLEFINS USING A CATALYST IN THE PRESENCE OF AN ACTIVATOR AND A RETARDING AGENT
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (France)
Inventor
Rouen, Mathieu
Kamal, Fadwa
Mauduit, Marc
Abstract
The present invention concerns a method for the metathesis of olefins, comprising bringing the following into contact: -at least one olefin, -a metathesis catalyst constituted by at least one alkylidene ruthenium complex comprising two identical or different N-heterocyclic diaminocarbene ligands, including at least one 1-aryl-3-cycloalkyl-imidazoline-2-ylidene ligand, -a retarding agent constituted by at least one phosphite, -and an activator chosen from the Lewis acids, the peroxides and the mixtures of same. The invention also relates to a kit for implementing this method.
B01J 31/02 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
C07F 15/00 - Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
C07C 6/06 - Metathesis reactions at an unsaturated carbon-to-carbon bond at a carbon-to-carbon double bond at a cyclic carbon-to-carbon double bond
C08G 61/06 - Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms prepared by ring-opening of carbocyclic compounds
12.
METHOD FOR PREPARING DISSYMMETRIC IMIDAZOLIUM SALTS
The present invention relates to a method for preparing a dissymmetric imidazolium salt of formula (1): comprising bringing an arylamine of formula Rl-NH2 into contact with a dicarbonyl compound of formula R3-CO-CO-R4, formaldehyde, a cycloalkylamine R2-NH2 and tetrafluoroboric acid, in the absence of organic solvent.
C07D 233/58 - Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring nitrogen atoms
13.
METHOD FOR OLEFIN METATHESIS BY MEANS OF AN ACID-ACTIVATED CATALYST
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (France)
Inventor
Basle, Olivier
Caijo, Frédéric
Dumas, Adrien
Mauduit, Marc
Queval, Pierre
Rouen, Mathieu
Tripoteau, Fabien
Abstract
The present invention relates to a method for olefin metathesis, which comprises placing in contact: - at least one olefin, - at least one metathesis catalyst selected from the ruthenium alkylidene complexes comprising two imidazoline-2-ylidene ligands, at least one of which is a 1-aryl-3-cycloalkyl-imidazoline-2-ylidene, and a monodentate alkylidene ligand, - and at least one acid; said olefin metathesis not being ring-opening metathesis polymerisation.
C07C 6/04 - Metathesis reactions at an unsaturated carbon-to-carbon bond at a carbon-to-carbon double bond
C07C 67/293 - Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by isomerisationPreparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by change of size of the carbon skeleton
C07C 67/333 - Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisationPreparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by change of size of the carbon skeleton
C07C 13/18 - Monocyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with a six-membered ring with a cyclohexane ring
C07C 69/145 - Acetic acid esters of monohydroxylic compounds of unsaturated alcohols
C07C 69/533 - Monocarboxylic acid esters having only one carbon-to-carbon double bond
C07C 69/74 - Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
C07D 313/00 - Heterocyclic compounds containing rings of more than six members having one oxygen atom as the only ring hetero atom
C07D 225/02 - Heterocyclic compounds containing rings of more than seven members having one nitrogen atom as the only ring hetero atom not condensed with other rings
B01J 27/125 - HalogensCompounds thereof with scandium, yttrium, aluminium, gallium, indium or thallium
B01J 27/138 - HalogensCompounds thereof with alkaline earth metals, magnesium, beryllium, zinc, cadmium or mercury
B01J 31/26 - Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups
The present invention relates to a method for the polymerisation of cycloolefins by means of ring-opening metathesis. The reaction is carried out in the presence of at least one particular catalyst, selected from among complexes of alkylidene ruthenium comprising at least one 1-aryl-3-cycloalkyl-imidazoline-2-ylidene ligand and mixtures thereof. The invention also relates to a kit for implementing the method.
C08G 61/08 - Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms prepared by ring-opening of carbocyclic compounds of carbocyclic compounds containing one or more carbon-to-carbon double bonds in the ring
C08L 65/00 - Compositions of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chainCompositions of derivatives of such polymers
The invention relates to a method for the synthesis of pheromones functionalised on one of the ends thereof and comprising at least two conjugated double bonds with a majority stereochemical configuration (E, Z). The reaction is carried out in two steps, comprising: (a) a metathesis reaction between a functionalised olefin and an unsaturated aldehyde, in the presence of at least one specific catalyst selected from the ruthenium complexes comprising a 1,3-diaryl-imidazolidin-2-yl ligand and a styrenyl ether ligand, and (b) the reaction of the product obtained in this way with a triphenylalkylphosphonium salt.
C07C 67/28 - Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group
C07C 67/29 - Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by introduction of oxygen-containing functional groups
C07C 45/29 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by oxidation of hydroxy groups
C07C 29/09 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
C07C 69/007 - Esters of unsaturated alcohols having the esterified hydroxy group bound to an acyclic carbon atom
C07C 33/025 - Acyclic alcohols with carbon-to-carbon double bonds with only one double bond
C07C 47/21 - Unsaturated compounds having —CHO groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
16.
KIT OF ATTRACTANTS FOR ATTRACTING THE COFFEE BERRY BORER
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE (France)
Inventor
Frerot, Brigitte
Desquilbet, Stéphane
Abstract
The present invention relates to a kit of attractants for attracting the coffee berry borer, Hypothenemus hampei, comprising a mixture of ethanol/methanol and (-) limonene and/or 2-ethylhexanol, as well as to the uses thereof and methods employing said kit.
The present invention relates to a method for synthesising pheromones and pheromone precursors, by means of the metathesis of terminal olefins including one functionalised olefin. The reaction is carried out in the presence of at least one particular catalyst, selected from among complexes of alkylidene ruthenium comprising a 1-aryl-3-cycloalkyl-imidazoline-2-ylidene ligand and mixtures thereof. The method can include an additional step of reducing the unsaturated compound formed.
C07C 67/283 - Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by hydrogenation of unsaturated carbon-to-carbon bonds
C07C 67/293 - Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by isomerisationPreparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by change of size of the carbon skeleton
C07C 45/62 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by hydrogenation of carbon-to-carbon double or triple bonds
C07C 45/69 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by isomerisationPreparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by change of size of the carbon skeleton by increase in the number of carbon atoms by addition to carbon-to-carbon double or triple bonds
C07C 69/145 - Acetic acid esters of monohydroxylic compounds of unsaturated alcohols
C07C 69/14 - Acetic acid esters of monohydroxylic compounds
C07C 49/303 - Saturated compounds containing keto groups bound to rings to a six-membered ring
C07C 49/04 - Saturated compounds containing keto groups bound to acyclic carbon atoms
01 - Chemical and biological materials for industrial, scientific and agricultural use
05 - Pharmaceutical, veterinary and sanitary products
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemicals for use in industry and science; Chemical preparations for scientific purposes, other than for medical or veterinary use; Unprocessed plastics; Chemical substances for preserving foodstuffs; Chemical reagents, other than for medical or veterinary purposes; Chemical additives; Bases [chemical preparations]; Chemical preparations for the manufacture of paints; Chemical substances for analyses in laboratories, other than for medical or veterinary purposes; Preservatives for pharmaceutical preparations; Fertilising preparations; Catalysts; Catalysts; Acids; Adhesive materials for industry; Acidproof chemical compositions; Materialimpregnating chemicals; Glue for industrial purposes; Cellulose derivatives [chemicals]; Emollients for industrial purposes; Unprocessed artificial resins and unprocessed synthetic resins; Polymer resins, unprocessed; Salts of precious metals for industrial purposes; Chemicals used in the agri-foodstuffs industry; Chemicals used in the cosmetics industry; Chemicals for use in the fragrance industry; Chemicals for use in the pharmaceutical industry; Chemicals for the fine chemical industry; Chemicals in the field of solvents; Chemicals relating to materials and polymers; Chemicals for use in agriculture (other than fungicides, herbicides, insecticides, parasiticides and manures); Chemicals for use in forestry other than fungicides, herbicides, insecticides, parasiticides and manures; Chemical compounds for use in cosmetic formulation; Chemical compounds for aromatic formulation; Chemical compounds for formulation of perfume; odorous molecules; Those products are about all activities except for biodynamic and organic agriculture, biodynamic and organic food, biodynamic and organic cosmetics, biodynamic and organic textiles and biodynamic and organic dermatological products. Herbicides. Technical assessments relating to design (engineering); Material testing; Scientific research relating to chemistry; Chemical research; Chemical laboratories; Chemist services; Research and development services in the field of chemistry; Laboratory analysis in the field of chemistry; Research and development for others; Scientific research; Those services are about all activities except for biodynamic and organic agriculture, biodynamic and organic food, biodynamic and organic cosmetics, biodynamic and organic textiles and biodynamic and organic dermatological products.
