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WO/2009/123872A1 |
The startup procedure for a process of producing (meth)acrylic acid is described. The procedure includes providing a gas reaction and purification apparatus in a shutdown state. The apparatus includes a reactor and dehydration and finish...
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WO/2009/115350A1 |
The present invention relates to a method for purifying methacrylic acid, wherein the reaction mixture, which is obtained by reacting methacrylamide with water, is cooled by mixing with an aqueous medium and subsequently conducted into a...
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WO/2009/115349A1 |
The present invention relates to a method for producing methacrylic acid by reacting methacrylamide with water, wherein said reaction is performed continuously in a tube reactor and a pressure differential exists in the flow direction of...
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WO/2009/116550A1 |
Provided is a method for carrying out a catalytic vapor-phase oxidation reaction stably over a long term on an industrial scale. The method is characterized in that at least a part of a catalyst disposed at a gas outlet with respect to t...
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WO/2009/113428A1 |
Disclosed is a method for producing an optically active ester by highly selectively esterifying one enantiomer of a racemic carboxylic acid, while producing an optically active carboxylic acid which is the other enantiomer. An optically ...
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WO/2009/111830A1 |
The present invention relates to a class of conjugated unsaturated compounds, to a method of preparing such compounds, and to the polymerisation and bio-active uses of such compounds including their use as antimicrobial agents. The inven...
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WO/2009/109401A1 |
The present invention relates to salts of Memantine and COX-INHIBITORs, their crystal form, the processes for preparation of the same and their uses as medicaments, more particularly for the treatment of pain.
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WO/2009/098422A1 |
The present invention relates to an improved method for preparing (meth)acrylic anhydride (A(M)A2O) by transanhydrification between (meth)acrylic acid and acetic anhydride in the presence of at least one polymerization inhibitor, in whic...
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WO/2009/099043A1 |
Disclosed is a catalyst for methacrylic acid production, which enables production of a methacrylic acid with high yield by catalytically oxidizing methacrolein in a vapor phase with a molecular oxygen. A method for producing the catalyst...
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WO/2009/095111A1 |
The present invention relates to a process for preparation of pure methacrylic acid, at least comprising the process steps: a) gas phase oxidation of a C4 compound to obtain a methacrylic acid-comprising gas phase, b) condensation of the...
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WO/2009/096349A1 |
Disclosed are crystals of the compound represented by Formula (1), which has Aβ-production-reducing effects and is a prodrug of compounds effective in treating neural degenerative diseases of which Aβ is the cause, for example, disease...
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WO/2009/091040A1 |
Disclosed is a method for producing a spilanthol on a large scale without using any expensive reagent. Specifically disclosed is a method for producing N-isobutyl-2,6,8-decatrienamide, which is characterized in that no purification proce...
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WO/2009/085068A1 |
Provided herein are compositions comprising purified artemisinic acid and methods of their preparation. The artemisinic acid can be used, for example, for the preparation of artemisinin, an anti-malaria compound.
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WO/2009/084417A1 |
Disclosed is a method for producing an acrylic acid, by which an acrylic acid can be produced, with low energy consumption, from a glycerin mixture which contains glycerin and one or more compounds selected from the group consisting of f...
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WO/2009/080722A2 |
The invention provides novel compounds of formula (I), wherein: R1 is a radical derived from one of the known ring systems; R2 is a phenyl radical optionally substituted; Xn represents a birradical selected from the group consisting of: ...
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WO/2009/073947A1 |
The present invention relates to stable salts of β -alanine and an organic acid selected from the group consisting of malate, citrate and fumarate, endowed with enhanced nutritional and/or therapeutical efficacy in respect to their indi...
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WO/2009/045637A9 |
The invention provides a method of producing acrylic acid. The method includes contacting fumaric acid with a sufficient amount of ethylene in the presence of a cross-metathesis transformation catalyst to produce about two moles of acryl...
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WO/2009/070311A2 |
Provided are crystalline forms of O-desmethylvenlafaxine fumarate, methods for their preparation, and pharmaceutical compositions thereof.
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WO/2009/063500A2 |
A process is described comprising one or more of a step of separation, isolation, purification, concentration, hydrolysis of one or more of a lipid in general or its/their derivative, from a process stream; wherein the said lipid compris...
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WO/2009/060704A1 |
[PROBLEMS] To provide a process for producing methacrolein and/or methacrylic acid which can maintain a high yield and effective selectivity over long. [MEANS FOR SOLVING PROBLEMS] The process for producing methacrolein and/or methacryli...
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WO/2009/061051A1 |
The present invention relates to a new use of capsiate or dihydrocapsiate, more particularly to a composition for preventing and treating inflammatory disease, angiogenesis-related disease and autoimmune disease or for suppressing immuni...
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WO/2009/059448A1 |
Styrene-acid derivative of formula (IV) wherein R1, R2, R3, R4 or R5 is H, alkyl, OH, alkoxyl, amidocyanogen, F, Cl, or Br; R11 is Na, K, Li, Mg, Ca, ammonia, carboxy- contained organic amine including amino-acid or peptide, glyceryl, al...
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WO/2009/057463A1 |
[PROBLEMS] To provide a gas phase catalytic oxidation reaction process using a fixed bed tube-type reactor, which method can suppress the occurrence of hot spots and, at the same time, can produce a contemplated reaction product at a hig...
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WO/2009/054688A2 |
The present invention provides a (meth)acrylic acid collecting method for collecting a (meth)acrylic acid from a mixed gas that includes an organic byproduct, a steam, and a (meth)acrylic acid that are generated in a production reaction ...
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WO/2009/052341A1 |
The present invention relates the use of compounds having the general Formula I, wherein the definitions or R1 and R2 are provided in the specification. Said compounds of Formula I are useful for the synthesis of a variety of g-secretase...
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WO/2009/052334A1 |
The present invention relates to compounds of Formula (I) as shown below, wherein the definitions of A, X, R1, R3, R4, R5, R6, R7, R8, and R9 are provided in the specification. Compounds of Formula (I) are useful for the treatment of dis...
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WO/2009/047447A1 |
The invention relates to a method for the synthesis of a symmetrical α- ω-bifunctional linear hydrocarbon compound of the formula R1-(CH2)5-R2-(CH2)5-R1 in which R1 is -COOR3, R3 being either H or an alkyl radical with 1 to 4 carbon at...
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WO/2009/048553A2 |
A process for the ammoxidation or oxidation of a saturated or unsaturated or mixture of saturated and unsaturated hydrocarbon, the process including the steps of combining a performance modifier, a fresh mixed oxide catalyst, or a used m...
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WO/2009/048564A2 |
The present invention relates to a modified colored pigment comprising a colored pigment having an attached organic group. The organic group is attached to the colored pigment via at least one carbon atom of a C-C single bond or double b...
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WO/2009/047445A1 |
The invention relates to a method for the synthesis of short-chain ω-unsaturated fatty acids of the general formula CH2=CH-(CH2)n-COOR, in which n is an integer between 2 and 11 and R is H or an alkyl radical with 1 to 4 carbon atoms, f...
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WO/2009/047444A1 |
The invention relates to a method for the synthesis of diacids of the general formula ROOC-(CH2)n-(CH=CH)a-(CH2)mCOOR1 in which n and m are identical or different and each represent an integer such that their sum is between 6 and 15, a i...
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WO/2009/047446A2 |
The invention relates to a method for converting ricinoleic acid, that comprises the following successive steps: a) fermentation of the ricinoleic acid with a bacterium, a yeast or a fungus in order to obtain 7-hydroxy-9-octadecenedioic-...
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WO/2009/044051A1 |
The subject of the present invention is a method for the reactive vaporization of aqueous solutions of glycerol in a fluidized bed containing a reactive solid. The method of the invention makes it possible to simultaneously vaporize an a...
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WO/2009/044081A1 |
The subject of the present invention is a process for preparing acrolein by dehydration of glycerol in the presence of a catalyst system based on iron phosphorus oxide containing, in addition, one or more elements chosen from alkali meta...
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WO/2009/044278A1 |
The present invention provides a novel amorphous form of fesoterodine fumarate, process for preparation, pharmaceutical compositions, and method of treating thereof.
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WO/2009/036590A1 |
The present invention relates to novel compounds from Antrodia cinnamomea and their use.
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WO/2009/028292A1 |
A process which enables production of acrylic acid on an industrial scale at high productivity with stability, comprising production of acrylic acid by oxidation of propane with molecular oxygen, is provided. The process is characterized...
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WO/2009/028676A1 |
Disclosed is a method which enables to obtain a carbonyl compound highly efficiently by oxidizing an alcohol. Specifically disclosed is a method for producing a carbonyl compound, which comprises a step for oxidizing an alcohol in the pr...
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WO/2009/028371A1 |
Disclosed are an acrolein production method and an acrylic acid production method, each of which enables to produce acrolein from a glycerin mixture comprising a fatty acid and/or a salt of a fatty acid, glyceride, a fatty acid ester and...
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WO/2009/024707A2 |
The invention relates to the use of a Radamea Montana extract for preparing a cosmetic, dermatological or pharmaceutical composition, wherein the Radamea Montana extract is used as an anti-oxidant agent.
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WO/2009/025484A2 |
Disclosed is a compound having high optical anisotropy and high compatibility with a polymer resin, which is represented by Formula 1 and has at least one substituent introduced to a biphenyl mesogenic core. Also, a resin composition inc...
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WO/2009/017074A1 |
An improvement in a process for producing acrylic acid by the two-stage catalytic vapor-phase oxidation of propylene which comprises subjecting a propylene-containing gas to vapor-phase catalytic oxidation in a first reactor to generate ...
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WO/2009/012157A2 |
Abstract The invention relates chemical compound entry inhibitors and methods of determining such inhibitors that interact with regions of viruses, such as the dengue virus, as candidates for in vivo anti-viral compounds.
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WO/2009/012203A1 |
Methods for preparing compound of Formula (I) are described, wherein R1-R3 are defined herein, as are methods for preparing the intermediates formed therein. Formula (I) Also described are methods for enantioselectively preparing a chira...
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WO/2009/006317A1 |
The present invention includes methods for producing and purifying esters of polyunsaturated fatty acids that include reacting a composition having triglycerides with polyunsaturated fatty acid residues in the presence of an alcohol and ...
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WO/2008/155506A1 |
The invention relates to a method for the synthesis of diacids or diesters of the general formula ROOC-(CH2)X-COOR in which n is an integer between 5 and 14, R is either H or an alkyl radical with 1 to 4 carbon atoms, from natural long-c...
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WO/2008/154801A1 |
A compound of formula(I)or its pharmaceutically acceptable salt, which is prepared by ring opening of osthol under basic condition. The compound of formula(I)or its pharmaceutically acceptable salt has activity of selectively inhibiting ...
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WO/2008/152960A1 |
Disclosed is a method for inhibiting the polymerization of (meth)acrylic acid or the like during the delivery of a dialkyldithiocarbamic acid copper salt solution to a distillation column or the like via a dedicated pipe, which can preve...
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WO/2008/152334A2 |
The invention relates to novel derivatives of 3-phenyl acrylic acid of the following general formula (I), to a method for preparing the same, and to the use thereof in pharmaceutical compositions used in human or veterinary medicine (in ...
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WO/2008/152952A1 |
The invention provides a catalyst for producing acrylic acid a high yield for a long time, in a method for producing acrylic acid by catalytic gas phase oxidation of propane and/or acrolein in the presence of molecular oxygen or a molecu...
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