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WO/2012/026931A1 |
Methods of synthesizing 4-alkyl resorcinols and other substituted phenol compounds, according to formula (IV): or salts thereof, are disclosed, wherein the variables are defined herein.
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WO/2012/017204A1 |
There is described a process for the preparation of amyl-m-cresol (AMC) which comprises the steps of; (i) reaction of m-cresol with valeric acid, or a derivative thereof, (to form m- cresol valerate (3-toluoyl valerate)); (ii) rearrangem...
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WO/2012/010726A1 |
The invention relates to a method for the catalytic oxidation of benzene to phenol, where the oxidant is hydrogen peroxide and the reaction medium is a mixture of acetonitrile and water, the catalytic oxidation of the benzene being gener...
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WO/2012/006783A1 |
Disclosed is a process for the production of a 4-(2-hydroxyalkyl)-1,2-benzenediol, comprising the steps of (a) providing protected 1,2-benzenediol having the 1,2-hydroxyl groups protected, (b) halogenating the protected 1,2-benzenediol t...
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WO/2012/007814A2 |
A ternary co-crystal consisting of 1 :0.5:0.5 molar proportion of (S)-1,1'-bi-2-naphthol, 3(S)-propyl-4-[(S)1 '-phenyl-ethylamino]-butanoic acid and 3(R)-propyl-4-[(S)1'- phenyl-ethylamino]-butanoic acid having characteristic powder X-ra...
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WO/2012/003625A1 |
A process for preparing hydroxytyrosol from eugenol is disclosed. The eugenol can be converted to 4-(2-hydroxyethyl)-2-methoxyphenol, which is subsequently converted to hydroxytyrosol. The eugenol can also be initially demethylated, and ...
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WO/2011/162952A1 |
Both a crystallizer and method for the evaporative production of phenol-BPA adduct crystals are provided that achieve more uniform crystal growth while suppressing undesired crystal nucleation. The crystallizer includes a cylindrical ves...
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WO/2011/162850A1 |
In a process for the dehydrogenation of at least one dehydrogenatable hydrocarbon, at least one dehydrogenatable hydrocarbon selected from an oxygen-containing six-membered carbon ring compound is supplied to a first dehydrogenation reac...
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WO/2011/161523A1 |
Process for the oxidation of alkylaromatic hydrocarbons to hydroperoxide catalyzed by N-hydroxy derivatives in the presence of a solvent which includes recovering the catalyst from the oxidation mixture by the possible removal of the sol...
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WO/2011/156227A2 |
An improved method for the production of phenol, acetone and alpha-methyl styrene (AMS) from a cumene hydroperoxide and dimethylbenzyl alcohol (DMBA) mixture is described, wherein 0.5 - 5% additional water by weight is added prior to the...
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WO/2011/153109A2 |
Vulcanizates with desirable properties can be obtained from compounds incorporating polymers that include hydroxyl group-containing α-methylstyrene functionalities. The functionalities can be incorporated by using any or all of appropri...
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WO/2011/148603A1 |
Provided is a method for purifying cyclic compounds with a specified structure in an industrially advantageous manner. The cyclic compound purification method is characterized in that it comprises a process of contacting a solution compr...
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WO/2011/146167A2 |
The invention relates to hydroalkylation processes. In the processes, a hydrogen stream comprising hydrogen and an impurity is treated to reduce the amount of the impurity in the hydrogen stream. The hydrogen is then hydroalkylated with ...
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WO/2011/138608A2 |
A method for the fractionation of cashew nut shell liquid comprises solvent-solvent extraction using a polar solvent component and a non-polar, non-acidic, non-basic solvent component; wherein the polar solvent component is a mixture com...
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WO/2011/128018A1 |
The invention relates to a process for the preparation of a hydroquinone compound of formula (I) wherein R2, R3, R5 and R6 have the meaning according to claim 1, with the steps of formylating a substituted phenol and oxidising the result...
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WO/2011/122666A1 |
Disclosed is a method for simply and efficiently producing a benzodioxane compound. The target benzodioxane compound is obtained by reacting a phenol compound with a carbonate compound in the presence of a base. This method can produce t...
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WO/2011/117705A2 |
Process for the conversion of lignin to liquid hydro- carbons comprising: subjecting the lignin to hydrogenolysis in the presence of at least one hydrogenolysis catalyst, at a temperature ranging from 250°C to 350°C, preferably ranging...
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WO/2011/106003A1 |
A method is described for producing magnolol, or a derivative or analogue thereof. The method includes obtaining MOM ether of 5,5'-diallylbiphenyl-2,2'-diol or a derivative or analogue thereof and subsequently converting the MOM ether of...
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WO/2011/105439A1 |
Disclosed is a method for producing an aryloxy titanium composition, which is extremely favorable as a catalyst for use in the production of a diaryl carbonate, and with which problems such as obstruction of storage tanks, pipes, pumps, ...
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WO/2011/103026A1 |
Disclosed is a process for biomass conversion which includes co-processing the biomass with thermoplastic and non-thermoplastic polymer based materials in a catalytic pyrolysis reactor to convert such to liquid hydrocarbons; wherein hydr...
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WO/2011/100013A1 |
The present invention relates to a hydrogenation process that may be used in connection with the production of phenol. In the process, a composition comprising: (i) cyclohexylbenzene; and (ii) a hydrogenable component are contacted with ...
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WO/2011/099879A1 |
The present invention relates to a method to obtain polycarbonate-grade Bisphenol A. The Bisphenol A product is obtained by condensation of phenol with acetone in the presence of an acid ion-exchange resin catalyst in three steps in a si...
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WO/2011/096989A1 |
In a process for the dehydrogenation of cyclohexanone to produce phenol, a feed comprising cyclohexanone is contacted with a dehydrogenation catalyst under dehydrogenation conditions comprising a temperature of less than 4000C and a pres...
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WO/2011/096992A1 |
In a process for the dehydrogenation of dehydrogenatable hydrocarbons, a feed comprising dehydrogenatable hydrocarbons is contacted with a catalyst comprising a support and a dehydrogenation component under dehydrogenation conditions eff...
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WO/2011/096990A2 |
A catalyst composition comprises (i) a support; (ii) a dehydrogenation component comprising at least one metal or compound thereof selected from Groups 6 to 10 of the Periodic Table of Elements; and (iii) potassium or a potassium compoun...
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WO/2011/096999A2 |
A catalyst composition comprising: (i) a support; (ii) a first component comprising at least one metal component selected from Group 1 and Group 2 of the Periodic Table of Elements; and (iii) a second component comprising at least one me...
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WO/2011/096997A1 |
A dehydrogenation process for the dehydrogenation of at least one dehydrogenatable hydrocarbon, the process comprising contacting a feed comprising the at least one dehydrogenatable hydrocarbon under dehydrogenation conditions with a cat...
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WO/2011/086566A1 |
Novel method for synthesis of optically pure (S)-(-)-1,1'-bi-2-naphthol and/or (R)-(+)-1,1'-bi-2-naphthol via resolution of racemic (RS)-1,1'-bi-2-naphthol through formation of co-crystal with optically active derivatives of γ -amino ac...
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WO/2011/072981A1 |
The invention relates to a method for isolating stilbenoids from solvents and to the use of stilbenoids thus obtained.
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WO/2011/073362A1 |
A catalytic process for the preparation of optically active compounds and their conversion thereafter to desired drug substances. In particular, the process relates to the preparation of (S)-3-(1-Dimethylamino-ethyl)-phenol using asymmet...
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WO/2011/069052A2 |
This invention relates to processes for producing various t-butyl phenols, such as 2,6-di-tert-butyl phenol and ortho-tert-butyl phenol, by selectively reacting phenol or a substituted phenol with an isobutylene-containing C4 raffinate s...
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WO/2011/064789A1 |
The invention describes an improved method for producing halo-dialkoxybenzenes of formula (I) such as 1-fluoro-2, 3-dialkoxybenzene as well as 2-fluoro-1, 4-dialkoxybenzene, Formula (I) by reacting commercial 2-fluorophenol is reacted wi...
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WO/2011/063113A2 |
An alkylated hydroxyaromatic compound is disclosed which is prepared by reacting at least one hydroxyaromatic compound with at least one branched olefinic propylene oligomer having from about 20 to about 80 carbon atoms in the presence o...
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WO/2011/055819A1 |
Disclosed is a catalyst for the production of a bisphenol compound, which is composed of gel catalyst beads that are obtained by introducing a strong acid group such as a sulfonic acid group into gel beads that have been obtained by a co...
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WO/2011/055206A1 |
Process for the production in continuous or semi- continuous of phenol/acetone from cumene, via cumene hydroperoxide (CHP), which comprises: a. producing CHP in an air-lift reactor in which at least the upper and/or lower part of the dow...
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WO/2011/049021A1 |
Provided is an anthracene derivative which has the properties characteristic of anthracene, e.g., high carbon density, high melting point, high refractive index, and fluorescence induced by ultraviolet rays, and which further has a varie...
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WO/2011/043029A1 |
Disclosed are: a cyclic compound which has high solubility in a safe solvent and high sensitivity and is capable of providing a resist pattern having a good shape; a method for producing the cyclic compound; a radiation sensitive composi...
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WO/2011/037929A2 |
Pd (II) -catalyzed ortho-hydroxylat ion of variously substituted aromatic carboxylic acids under O2 or air is achieved under non-acidic conditions. Extensive labeling studies support a direct oxygenation of aryl C-H bonds with molecular ...
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WO/2010/134559A9 |
Provided are a method for industrially easily producing trisphenols, which are useful as starting materials for polymer compounds such as epoxy resins and polycarbonate resins and starting materials or additives for photoresists, at a hi...
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WO/2011/037681A1 |
A catalytic process for dehydration of an aliphatic C2-C6 alcohol to its corresponding olefin is disclosed, The process continuously (lows through a reaction zone a liquid phase containing an aliphatic C2-C6 alcohol to contact a non-vola...
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WO/2011/037073A1 |
A process for selective production of low-molecular trans cyclic polyphenol compounds represented by general formula (3) [wherein L, R1, m, and R' are each as defined in the description]. The process includes a step of reacting at least ...
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WO/2011/034071A1 |
Disclosed is a process for producing an oxidation reaction product of an aromatic compound, which has excellent environmental load reduction performance, excellent cost reduction performance and the like. Specifically disclosed is a proc...
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WO/2011/030683A1 |
A cyclic compound represented by general formula (1) [wherein L, R1, R' and m are each as defined in the description]. The cyclic compound exhibits high solubility in a safe solvent and high sensitivity and can yield an excellent resist ...
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WO/2011/030835A1 |
A trisphenol compound represented by general formula (1). In general formula (1), R represents a C1-8 alkyl group, a C1-8 alkoxyl group, a phenyl group or a hydroxyl group; R1 represents a C1-8 alkyl group, a C1-8 alkoxyl group or a phen...
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WO/2011/024957A1 |
Disclosed is a cyclic compound represented by formula (1). (In the formula, L, R1, R' and m are as defined in the description). The cyclic compound represented by formula (1) has high solubility in safe solvents, is highly sensitive, and...
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WO/2011/022511A2 |
Provided herein is a method of reducing purified lignin. Further disclosed herein are aromatic and non-aromatic compounds obtained from reduced lignin.
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WO/2011/016357A1 |
Provided is a novel non-crystalline form of 9,9-bis(4-hydroxy-3- methylphenyl)fluorene which can keep specific quality and which is excellent as a raw material for polymers. Also provided is a process for the preparation of the non-cryst...
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WO/2011/014351A1 |
Processes for alkylating hydroxyaryl compounds by reacting a hydroxyaryl with at least one olefin of a complex hydrocarbon stream. The complex hydrocarbon stream preferably comprises a fraction of a cracked hydrocarbon feed stream or the...
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WO/2011/005735A1 |
Processes for producing 1,3,5-trimethyI-2,4,6-tris(3,5-dialkyl-4- hydroxybenzyl)benzene are provided, in particular such processes that utilize 2,6-di-tert- butylphenol, paraformaldehyde, a secondary amine, mesitylene, and acetic acid.
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WO/2011/003446A1 |
Cardanol derivative comprising one or more units of the formula (I) and a method for obtaining such cardanol derivative.
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