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WO/2012/170327A1 |
In a method of treating a residue stream from the production of bisphenol-A, the residue stream is contacted with an aqueous solution of a base under conditions effective to hydrolyze at least part of said residue stream into acetone and...
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WO/2012/159991A1 |
The invention relates to a method for producing 4-isopropyl-3-methylphenol (p-thymol) from distillation residues of the thymol production.
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WO/2012/156381A1 |
The aim of the present invention is a method for hydroxylating phenols and phenol ethers using hydrogen peroxide. The invention relates specifically to a method for hydroxylating phenol using hydrogen peroxide. The method for hydroxylati...
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WO/2012/152665A1 |
The present invention relates to a novel process for purifying 2,6-diisopropy! phenol (propofol). More particularly, the present invention relates to chlorinating technical grade propofol into a 4-chloropropofol followed by hydrogenating...
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WO/2012/150554A1 |
A modified ion exchange resin catalyst having an attached dimethyl thiazolidine promoter is disclosed. Also disclosed is a process for catalyzing condensation reactions between phenols and ketones, wherein reactants are contacted with a ...
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WO/2012/150556A1 |
Methods for performing a condensation reaction are disclosed. Specifically, various methods for the production of highly-pure bisphenol-A are disclosed in which an attached promoter ion exchange resin catalyst system is combined with a s...
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WO/2012/149340A1 |
An epoxy resin is provided that includes a diglycidyl ether of a substituted cycloaliphatic diol or bis-thiol, and a thermoset epoxy polymer is provided employing the same. The epoxy resin is bisphenol A free, and capable of forming ther...
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WO/2012/145030A1 |
In a process for producing phenol, a composition comprising an alkylaromatic compound is contacted with an oxygen-containing stream in the presence of an oxidation catalyst comprising a cyclic imide under oxidation conditions effective t...
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WO/2012/136108A1 |
Disclosed is a method for preparing 1-hydroxyl-3,5-dimethyl-4-chlorobenzene. With a cupric salt as a catalyst, in the absence of an organic solvent, 1-hydroxyl-3,5-dimethylbenzene, an oxidizing agent and a chloro-containing inorganic com...
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WO/2012/134549A1 |
In a process for producing cyclohexylbenzene hydroperoxide, cyclohexylbenzene is contacted with oxygen to produce a reaction product comprising cyclohexylbenzene hydroperoxide and unreacted cyclohexylbenzene. The reaction product is then...
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WO/2012/122152A1 |
Disclosed are a process and catalysts useful for carrying out asymmetric methlyallylations. The catalysts used in the invention have the formula (IV): wherein X1, X2, R3 and R4 are as defined herein. Compounds made by the process of the ...
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WO/2012/118542A1 |
In a process for producing phenol, cyclohexylbenzene is oxidized to form a first reaction product comprising cyclohexylbenzene hydroperoxide and at least a portion of the cyclohexylbenzene hydroperoxide is then cleaved to form a second r...
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WO/2012/119019A2 |
The present invention relates to isolating phenolics from extra virgin olive oil (EVOO) having a low triglyceride and non-polar content. The method includes an ethanol/water extraction with a heptane wash
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WO/2012/111468A1 |
Provided are a novel palladium catalyst which is very safe and recyclable, and a method for producing a novel bisaryl compound using the palladium catalyst. When an aromatic halide and an aromatic boronic acid are reacted in the presence...
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WO/2012/110553A1 |
The present invention relates to a method for the hydroxylation of phenols and phenol ethers by means of hydrogen peroxide. The invention specifically relates to a method for the hydroxylation of phenol by means of the hydrogen peroxide....
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WO/2012/108385A1 |
The present invention provides a method for producing a bisphenol compound by reacting a phenol compound and a carbonyl compound in the presence of a cation exchanger having a strongly acidic group and 2-(2-mercaptoethyl)pyridine, the pr...
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WO/2012/094788A1 |
Disclosed is a paraterphenyl derivative, which has a compound structural formula shown as formula (I), wherein R1 = hydroxyl or methoxyl; R2 = hydrogen, hydroxyl or methoxyl; R3 = hydrogen, hydroxyl or methoxyl; R4 = hydrogen, hydroxyl o...
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WO/2012/082837A1 |
The present invention relates to a method of making indeno-fused naphthol materials, that involves, with some embodiments, forming an indanone acid intermediate, which can be represented by the following general Formula V, [Formula V] Wi...
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WO/2012/080120A1 |
Process for the preparation of resveratrol by reacting a solution of acetylated 1 -(3.5- dihydroxyphenyl)-bromoethane in DMA or NMP containing alkaline or alkaline earth carbonate or phosphate with a solution of acetylated p-bromophenol ...
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WO/2012/082407A1 |
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) tin or a tin compound, wherein t...
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WO/2012/082232A1 |
In a process for producing a cycloalkylaromatic compound, an aromatic compound and a cyclic olefin are contacted with a first catalyst under conditions effective to produce a reaction product comprising the cycloalkylaromatic compound an...
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WO/2012/078240A1 |
A process for preparing an alkylated hydroxyl aromatic compound comprising reacting (a) a hydroxyl aromatic compound (I), having the following structure;formula (I), wherein n 1, 2 or 3; m is 0, 1, 2, or 3 and R1 is Hydrogen or hydrocarb...
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WO/2012/075053A2 |
Provided herein is a method of oxidizing lignin. Further disclosed herein are aromatic and non-aromatic compounds obtained from oxidized lignin.
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WO/2012/074038A1 |
Provide is a polynucleotide or the like having RNA interference activity and which is stable with respect to RNA splitting enzyme.　This single-strand polynucleotide is derived from a double-strand polynucleotide having a sense strand p...
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WO/2012/070656A1 |
The present invention relates to a process for producing a hydroxystilbene derivative represented by formula (1) (wherein X1-X4 independently represent a hydrogen atom, a hydroxy group, a saturated or unsaturated linear or branched alkox...
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WO/2012/069004A1 |
Disclosed are a preparation method for a key intermediate of tapentadol: (1R, 2R)-1-ethyl-2-methylbenzene ethane compound, and a method for applying the key intermediate in the preparation of tapentadol and a derivative thereof.
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WO/2012/067711A1 |
In a process for producing phenol, cyclohexylbenzene is contacted with an oxygen- containing compound in the presence of a first catalyst under oxidation conditions effective to produce an oxidation product comprising cyclohexylbenzene h...
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WO/2012/067174A1 |
Provided is a transformant having phenol-producing capability, wherein the gene that encodes an enzyme having tyrosine phenol-lyase activity has been introduced to a host Coryneform bacterium. Also provided is a method for producing phen...
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WO/2012/057291A1 |
The present invention relates to a process for producing a phenolic polymerizable compound represented by formula (1) or (2) (wherein X1-X9 independently represent a hydrogen atom, a hydroxy group, a saturated or unsaturated linear or br...
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WO/2012/050665A1 |
In a process for the dehydrogenation of cyclohexanone to produce phenol, cyclohexanone is contacted in a reaction zone under dehydrogenation conditions with a dehydrogenation catalyst comprising (i) a support comprising silica; and (ii) ...
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WO/2012/036827A1 |
Disclosed herein is a process for producing phenol. The process includes oxidizing at least a portion of a feed comprising cyclohexylbenzene to produce an oxidation composition comprising cyclohexyl-1 -phenyl- 1 -hydroperoxide. The oxida...
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WO/2012/036818A1 |
Described herein are compositions having (a) at least 99 wt% cyclohexanone; and (b) 0.1 wppm to 1000 wppm of at least one of cyclohexanedione and hydroxy cyclohexanone. The wt% and wppm are based upon the total weight of the composition....
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WO/2012/036819A1 |
Described herein is a process for producing phenol in which (a) benzene and hydrogen are contacted with a hydroalkylation catalyst under hydroalkylation conditions to produce cyclohexylbenzene; (b) the cyclohexylbenzene is contacted with...
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WO/2012/036828A1 |
In a process for producing phenol and cyclohexanone, a feed comprising cyclohexylbenzene is oxidized to produce an oxidation reaction product comprising cyclohexyl-1-phenyl-1-hydroperoxide. At least a portion of the oxidation reaction pr...
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WO/2012/036826A2 |
Disclosed herein are processes for producing phenol. The processes include oxidizing cyclohexylbenzene to produce an oxidation composition comprising cyclohexyl-1 -phenyl- 1- hydroperoxide. The cyclohexyl-1 -phenyl- 1 -hydroperoxide in t...
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WO/2012/036822A1 |
In a process for producing phenol and cyclohexanone, a feed comprising cyclohexylbenzene is oxidized to produce an oxidation reaction product comprising cyclohexyl-1 -phenyl-1 -hydroperoxide. At least a portion of the oxidation reaction ...
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WO/2012/036824A1 |
A process for oxidizing a composition comprising contacting an alkylbenzene general formula (I): where R1 and R2 each independently represents hydrogen or an alkyl group having from 1 to 4 carbon atoms, wherein R1 and R2 may be joined to...
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WO/2012/036823A1 |
Disclosed herein is a process for producing phenol. The process includes oxidizing at least a portion of a feed comprising cyclohexylbenzene to produce an oxidation composition comprising cyclohexyl-1 -phenyl- 1 -hydroperoxide. The oxida...
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WO/2012/036825A1 |
In a process for oxidizing a feed comprising cyclohexylbenzene, the feed is contacted with oxygen and an oxidation catalyst in a plurality of reaction zones connected in series, the contacting being conducted under conditions being effec...
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WO/2012/036829A1 |
In a process for oxidizing a hydrocarbon to a product comprising at least one of the corresponding hydroperoxide, alcohol, ketone, carboxylic acid and dicarboxylic acid, the hydrocarbon is contacted with an oxygen-containing compound in ...
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WO/2012/036821A1 |
Described herein are compositions having (a) at least 99 wt% phenol; and (b) 0.1 wppm to 1000 wppm of at least one of the following components: bicyclohexane, cyclohexylbenzene, methylcyclopentylbenzene, hydroxycyclohexanone, cyclohexeno...
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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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