Class / Patent application number | Description | Number of patent applications / Date published |
568716000 |
Phenols (H of -OH may be replaced by a Group IA or IIA light metal)
| 164 |
568807000 |
Additional ring containing
| 9 |
568814000 |
Preparing by reduction (e.g., by hydrogenation, etc.)
| 8 |
568811000 |
Polyhydroxy (H of -OH may be replaced by a Group IA or IIA light metal) | 5 |
20100105961 | CRYSTAL POLYMORPH OF FLUORENE DERIVATIVE AND PRODUCTION METHOD THEREOF - A method of producing a crystal polymorph of 9,9-bis(4-(2-hydroxyethoxy)phenyl)fluorene, comprising the steps of
| 04-29-2010 |
20100174122 | PROCESS FOR PRODUCTION OF HALOGEN-SUBSTITUTED BENZENEDIMETHANOL - A process for the production of a halogen-substituted benzenedimethanol represented by the formula (2): | 07-08-2010 |
20110092747 | Practical Method for Reducing Esters or Lactones - Esters and lactones can be respectively reduced to alcohols and diols in the presence of the Group 8 (VIII) transition metal complex, base and hydrogen gas (H | 04-21-2011 |
20110313204 | CATALYTIC METHOD OF MANUFACTURE OF COMPOUNDS OF THE DIOL TYPE - The invention relates to a catalytic method for the industrial production of a diol compound, such as 2-methyl-2-4-pentanediol, also called 2,4-hexylene glycol (HGL), from a β-hydroxy carbonyl compound, Formula (I), in particular diacetone alcohol (DAA). | 12-22-2011 |
20160176795 | PROCESS FOR PRODUCING AROMATIC DIHYDROXY COMPOUND | 06-23-2016 |
568812000 |
Halogen containing | 5 |
20080306311 | Method for Producing an Alpha-Chiral Chloromethyl Compound in a Pure Form - The present invention relates to a process for preparing a specific α-chiral chloromethyl compound in pure or enriched form by distillative removal of the compound mentioned from substance mixtures which comprise this compound and higher-boiling impurities. The α-chiral chloromethyl compound in question is present in crystalline form at room temperature and is a central intermediate for the preparation of a class of medicaments. | 12-11-2008 |
20090240087 | Process for Producing Optically Active Fluorobenzyl Alcohol - A fluorine-containing benzaldehyde is reacted with an alkyl Grignard reagent to convert it to a magnesium alkoxide of racemic, fluorine-containing, benzyl alcohol, and subsequently the magnesium alkoxide is reacted with phthalic anhydride to obtain a phthalate half ester of racemic, fluorine-containing, benzyl alcohol, and the half ester is optically resolved by optically active 1-phenylethylamine, and then the ester group is hydrolyzed, thereby producing an optically active, fluorine-containing, benzyl alcohol. | 09-24-2009 |
20100113839 | METHOD FOR LITHIUM EXCHANGE REACTIONS - The present invention relates to a process for lithium exchange reactions comprising mixing at least two fluids in a microreactor having at least two injection points. | 05-06-2010 |
20100324344 | PROCESS FOR PRODUCING 4-METHYL-2,3,5,6-TETRAFLUOROBENZYL ALCOHOL - A process for producing 4-methyl-2,3,5,6-tetrafluorobenzyl alcohol including the following steps: (A): a step for fluorinating 2,3,5,6-tetrachloroterephthaloyl dichloride, (B): a step for reducing the product obtained in step (A), (C): a step for chlorinating the product obtained in step (B), and Step (D): a step for hydrogenating the product obtained in step (C). | 12-23-2010 |
20110118510 | METHOD FOR PRODUCING PHENYLALKANE-1-OLS - The present invention relates to a process for preparing phenylalkan-1-ols in three stages, where an ester condensation in the presence of alkali metal or alkaline earth metal alcoholates is carried out in the first stage. | 05-19-2011 |
568810000 |
Purification or recovery | 3 |
20100160690 | PROCESS AND APPARATUS FOR THE PRODUCTION OF HYDROXYTYROSOL CONTAINING EXTRACT FROM OLIVES AND SOLIDS CONTAINING RESIDUES OF OLIVE OIL EXTRACTION - Hydroxytyrosol is extracted from olives and/or from the solid residues of olives after the extraction of olive oil, by carrying out acid hydrolysis at a temperature within the range of 110° C. to 140° C. and at a pH within the range of 1.0 to 6.0, and by purifying the obtained solution on a column containing acid activated anion exchange resins, and a column containing an adsorbent non-ionic resin; both columns being eluted with water to recover the hydroxytyrosol. | 06-24-2010 |
20110054223 | Method for Purifying Optically Active 1-(2-Trifluoromethylphenyl)Ethanol - There is disclosed a purification method of an optically active 1-(2-trifluoromethylphenyl)ethanol represented by the formula [1], which includes recrystallizing the optically active 1-(2-trifluoromethylphenyl)ethanol from an aliphatic hydrocarbon solvent | 03-03-2011 |
20140296582 | METHOD FOR PREVENTING DECREASE IN OPTICAL PURITY - The present invention provides a method for producing a reduction reaction product, wherein recovery of the reaction solvent and/or distillation is carried out after adding a nitrogen-containing compound into a reaction liquid of a reduction reaction that has been conducted using a transition metal complex. The present invention is capable of suppressing decrease in the optical purity of the reduction reaction product due to the transition metal complex used as a catalyst. | 10-02-2014 |
568813000 |
Acyclic carbon to carbon unsaturation containing | 2 |
20110201847 | METHOD FOR THE PRODUCTION OF NANOCRYSTALLINE NICKEL OXIDES - A method for the production of nanocrystalline nickel oxides as well as the nickel oxides produced by the method according to the invention and the use thereof as catalyst following reduction to nickel metal, in particular for hydrogenation reactions. | 08-18-2011 |
20120142975 | METHOD FOR PRODUCING ARYL, HETEROARYL, OR ALKENYL-SUBSTITUTED UNSATURATED HYDROCARBON - The present invention relates to a method for producing aryl-, heteroaryl- or alkenyl-substituted unsaturated hydrocarbons, containing: reacting aryl halides, heteroaryl halides or alkenyl halides with alkynes or alkenes in the presence of a palladium catalyst to obtain a crude product, and subsequently distillatively purifying the crude product in the presence of a compound having at least one NC═S group. | 06-07-2012 |