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WO/2007/013032A2 |
The present invention relates to a process of obtaining a natural, bioactive concentrate, rich on hydroxytyrosol, from olive tree residues and subproducts using clean technologies. These technologies comprise supercritical fluid extracti...
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WO/2007/009590A1 |
Process for the preparation of hydroxytyrosol and its precursors (3,4- dihydroxyphenyl)-acetic acid C1-10-alkyl esters by hydrogenating in a C1-10-alkanol 3,4- mandelic acid or a 3,4-dihydroxymandelic acid C1-10-alkyl ester in the presen...
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WO/2007/009904A1 |
The present invention relates to a catalyst, containing a carrier and a catalytically active material. The particles of the catalytically active material are distributed bimodally according to size. The fraction of larger particles of th...
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WO/2007/007315A2 |
A process for preparing tetrabromobisphenol A, which comprises: i) reacting bisphenol A and bromine in dichloromethane in the presence of aqueous hydrogen peroxide at a temperature in the range of room temperature to the reflux temperatu...
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WO/2006/136273A1 |
The present invention relates to a method for the production of dronabinol ((6aR-trans)-6a,7,8,10a-tetrahydro-6,6,9-trimethyl-3-pentyl-
6H- dibenzo[b,d]pyran-1-ol, &Dgr 9-tetrahydrocannabinol (&Dgr 9-THC)) from cannabidiol (CBD) by the c...
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WO/2006/137195A1 |
The sulfonate catalyst represented by the following formula and a ketone compound are added to a solvent and the ingredients are mixed together in the presence of hydrogen. Thus, the ketone compound is hydrogenated to produce an opticall...
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WO/2006/133081A2 |
Disclosed is a catalyst composite containing a metal catalyst and a specifically defined carbon support containing a carbonaceous material . A catalyst composite comprises a basic carbon support comprising a carbonaceous material and abo...
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WO/2006/129898A1 |
The present invention related to method for the mass separation of magnolol from Magnoliae cortex or Magnoliae radix. The method comprises the steps of: 1) crushing Magnoliae cortex or Magnoliae radix, extracting the crushed material wit...
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WO/2006/114893A1 |
A method for decomposing a waste aromatic polycarbonate by an aqueous solution of an alkali metal hydroxide and producing an aqueous solution of an alkali metal salt of an aromatic dihydroxy compound, which comprises (1) a dissolution st...
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WO/2006/108545A1 |
The invention relates to a method for producing a color-stable composition containing cardanol. The inventive method is characterized by subjecting, in a first step, raw CNSL (cashew nut shell liquid) to distillation, reacting, in a seco...
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WO/2006/108546A1 |
The invention relates to a method for producing a color-stable composition containing cardanol. The inventive method is characterized by subjecting, in a first step, raw CNSL (cashew nut shell liquid) to distillation, reacting, in a seco...
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WO/2006/106123A2 |
The invention relates to a method for producing biphenols of general formula (I) by reacting monophenols of general formula (II), wherein the radicals R1, R2 and R3 independently represent hydrogen, alkyl, aryl or arylalkyl, with 1 - 10 ...
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WO/2006/106906A1 |
A method of easily synthesizing a cyclopropylphenol derivative. The method, which is a process for producing a cyclopropylphenol derivative represented by the general formula (10): [wherein R1, R2, R3, and R4 each independently is hydrog...
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WO/2006/091849A2 |
This invention discloses methods and processes for selectively converting hydrocarbons such as methane to materials such as alcohols or other materials containing more reactive functionalities.
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WO/2006/087943A1 |
Methods of phenol compound purification in which crude phenol obtained from a product of the acid decomposition of an alkylaryl hydroperoxide or a product of the acid decomposition of cumene hydroperoxide is treated to separate aliphatic...
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WO/2006/083745A1 |
A method for preparing l,l,l-tris(4-hydroxyphenyl)alkanes generally comprises reacting a mixture of an aromatic hydroxy compound and a ketone in the presence of at least one ion exchange resin catalyst and optionally a co-catalyst to pro...
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WO/2006/077034A1 |
A process is described for the preparation of phenol by the hydrodeoxygenation of polyhydroxylated benzene derivatives or by the selective hydroxylation of benzene under depletive conditions, characterized in that the above-mentioned rea...
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WO/2006/074401A1 |
Hydroxyarenes are alkylated using an ionic liquid catalyst system with olefins, alcohols, or ethers as alkylating agents. The ionic liquid catalyst system comprises chloroindate (III) anions. The reactions may be conducted at moderate te...
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WO/2006/067450A2 |
The present invention relates to a compound of formula (I), or a pharmaceutically acceptable salt thereof, wherein R1 and R2 are each independently H or alkyl; Y is an alkyl group, CONR3R4, COOR5 SO2NR16R17, NHSO2R18 or CN; X is an aryl ...
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WO/2006/064150A1 |
The invention relates to a method for obtaining stabilised natural polyphenols from plant raw materials which are rich in such compounds. Said method is characterised by the successive implementation of two steps, that is an extraction s...
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WO/2006/065570A2 |
A process for preparing aromatic bisphenols, wherein the method comprises reacting an aromatic hydroxy compound with an alkylating agent having a functionality of two in the presence of a catalyst system. The catalyst system used for the...
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WO/2006/061666A2 |
The invention relates to a process for the preparation of a phenolic hydroxy-substituted compound of the general formula (I) by desalkylation of an alkyl aryl ether of the general formula (II) by treatment with a thiourea/aluminium chlor...
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WO/2006/059774A1 |
Disclosed is a method for purifying a diallylbisphenol compound wherein a diallylbisphenol compound represented by the following general formula (1): (wherein R represents a hydrogen atom or a methyl group) is dissolved in a nonaqueous o...
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WO/2006/053985A1 |
The invention concerns a novel method for preparing 3-[5'-(3,4-bis-hydroxymethyl-benzyloxy)-2'- ethyl-2-propyl-biphenyl-4-yl]-penta-3-ol as well as a novel compound, 6-ethyl-4'-(1-ethyl-1-hydroxy-propyl)-2'-propyl-biphenyl- 3-ol, useful ...
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WO/2006/054643A1 |
Disclosed is a method for oxidizing a hydrocarbon, alcohol or aldehyde comprising a step wherein a hydrocarbon, alcohol or aldehyde is oxidized into a corresponding alcohol, aldehyde, carboxylic acid or carboxylate in a liquid phase havi...
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WO/2006/051747A1 |
Disclosed is a simple method for efficiently and selectively producing a 2-benzylphenol compound. Specifically disclosed is a method for producing a 2-benzylphenol compound represented by the following general formula (2): (wherein R1, R...
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WO/2006/050827A1 |
The invention relates to a continuous process for the preparation of phenol by means of the direct oxidation of benzene with hydrogen peroxide in the presence of a catalyst based on titanium silicalite TS-1 comprising: (a) running the pr...
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WO/2006/049184A1 |
A 4-alkylresorcinol derivative which is excellent in skin-lightening effect and safety. It is a 4-alkylresorcinol derivative represented by the following general formula (I) or a salt thereof. (In the general formula (I), R1 is branched ...
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WO/2006/044290A2 |
The present invention provides methods, enzymes, and cells for the biosynthetic production of phloroglucinol from malonyl-CoA, which is ultimately obtained from simple starting materials such as glucose; also provided are methods for pre...
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WO/2006/043075A1 |
This invention relates to the selective oxidation of organic compounds. According to the invention organic compounds are selectively oxidized using a peracid or a source of peracid, a transition metal based heterogeneous catalysts and a ...
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WO/2006/038893A1 |
In a method for oxidizing a phenolic compound, hydrogen peroxide is generated in the presence of the phenolic compound and a catalyst for catalyzing oxidation of the phenolic compound to form a para-selectively oxidized phenolic compound...
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WO/2006/038705A1 |
Disclosed is a method for producing a hydroxy compound comprising the following steps. Chlorination step: a step for obtaining chlorinated hydrocarbon and hydrogen chloride from hydrocarbon and chlorine; Hydrolysis step: a step for obtai...
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WO/2006/039088A1 |
Methods for purifying a p,p-bisphenol A generally include distilling a feed stream comprising p,p-BPA in a distillation column at a pressure less than or equal to 20 millibars. The distillation column separates the bisphenol feed stream ...
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WO/2006/036244A1 |
Bisphenol-A (BPA) is efficiently produced from phenol and acetone via countercurrent and multistage contact with a solid acid catalyst in the presence of an agent that enhances the removal of water of reaction from the reaction zone. A p...
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WO/2006/022251A1 |
Disclosed is a phenol resin whose cured product exhibits high heat resistance even though the phenol resin uses trialkylphenol as the raw material phenol. Also disclosed is an epoxy resin composition containing an epoxy resin which uses ...
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WO/2006/023119A1 |
Phenol is formed by reaction of oxidant and benzene over a solid catalyst such as Pd on TS-1, the reaction being carried out in carbon dioxide solvent at conditions effective to provide a dense phase reaction mixture.
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WO/2006/022818A1 |
A method is provided for the efficient, low cost removal of acetol from a phenol stream. The method results in removal of substantially all of the acetol from the phenol stream without the formation of substantial amounts of additional m...
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WO/2006/019663A1 |
The present invention relates to a method for the chemical separation of the enantiomers of 1,1'-spirobiindane-6,6'-diol derivatives comprising providing a racemic chiral 1,1'-spirobiindane-6,6'-diol derivative, reacting a nonracemic chi...
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WO/2006/015825A1 |
A process for producing bisphenol-A and co-producing methyl ethyl ketone comprises alkylating benzene with a C3 alkylating agent in a first reaction zone to produce cumene and alkylating benzene with a C4 alkylating agent in a second rea...
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WO/2006/015826A1 |
A process for producing phenol and methyl ethyl ketone comprises contacting benzene with a C4 alkylating agent under aklylation conditions with catalyst comprising zeolite beta or a molecular sieve having an X-ray diffraction pattern inc...
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WO/2006/015036A2 |
A process for the preparation of hydroquinone compounds comprising, reacting an aromatic hydroxy compound with an oxidizing agent in a biphasic solvent system. The reaction is carried out in the presence of a transition metal hydroxy pho...
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WO/2006/012312A1 |
A method for preparing 1,1,1,-tris(4-hydroxyphenyl)alkanes generally comprises reacting a mixture of an aromatic hydroxy compound and a ketone in the presence of at least one sulfonic acid catalyst and a mercaptan co-catalyst to produce ...
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WO/2006/008230A1 |
In the method of the invention, the process to obtain bisphenol A from phenol and acetone in the presence of a cation exchanger which is preferably promoted with organic sulphur compounds, is carried out in two steps, while the reaction ...
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WO/2006/002788A1 |
The invention relates to a method for the continuous separation of phenol from a sub-stream obtained during the production of bisphenol A, containing 40 to 90 wt. % phenol, 5 to 40 wt. % bisphenol A, in addition to 5 to 40 wt. % minor co...
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WO/2006/003803A1 |
Disclosed is a modified ion exchange resin catalyst which exhibits higher bisphenol selectivity than the conventional modified ion exchange resins in processes wherein bisphenols are produced by reacting phenols with ketones. Also disclo...
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WO/2005/122670A2 |
The present report is about a "biomonitored synthesis route for large scale preparation of cardol (bilobol) and 11Δ-cardol" in 15 steps. The 10 first steps are related to the production of Cardol, starting from 3,5-dimethoxy benzoic aci...
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WO/2005/110952A1 |
A method for the manufacture of polycarbonate by combining methane (10) and inlet water (16) to produce methanol (12), converting the methanol (12) to propylene (18), gasoline aromatics (28), and gasoline olefins (26), converting the pro...
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WO/2005/108337A2 |
Disclosed herein are novel di-phenyl compounds and methods for using various di-phenyl compounds for treatment and prevention of diseases and disorders related to estrogen receptors.
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WO/2005/105746A1 |
An organic EL element which has an organic thin film layer between a positive electrode and a negative electrode, wherein said organic thin film layer comprises an organometallic complex having a metal, a tridentate ligand coordinating t...
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WO/2005/105772A1 |
The invention relates to compounds of formula (I) in which Y, X1, X2, X3, R1, R2, A1, A2, Z1, Z2, m and n are defined as in Claim 1, to their use as constituents in liquid crystalline media, and to electro-optical display elements that c...
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