Patents for C07C 319 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides (8,304) |
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07/06/1991 | CA2033452A1 S-substituted carbonyl substituted beta-thioacrylamide biocides and fungicides |
07/03/1991 | EP0435659A2 Preparation process of bis(3-nitrophenoxy) compound |
07/03/1991 | EP0435151A2 Process for the preparation of 1,1-disubstituted cyclopropane derivatives |
07/03/1991 | EP0434896A1 Process for preparation of alpha-alkoxy acetic acids and their salts |
07/02/1991 | US5028728 Process for the preparation of reaction products of 2,2-bis-(4-hydroxphenyl)-hexafluoropropane and new derivatives of this type |
07/02/1991 | CA1285575C Naphthalene anti-psoriatic agents |
06/25/1991 | US5026916 Process for the preparation of 1-alkylthio-and 1-benzylthio-1-formylcyclopropanes |
06/25/1991 | US5026915 Catalytially reacting alkyl alcohol with hydrogen sulfide to produce alkyl mercaptan, reacting intermediate with molten sulfur to produce alkyl disulfide |
06/25/1991 | US5026846 Treating diphenylamine or diphenyl phosphine with sulfur or selenium or their oxides |
06/25/1991 | CA1285290C Methods for preparing group ii metal overbased sulfurized alkylphenols |
06/12/1991 | EP0431121A1 Process for the resolution of threo-3-[(2-aminophenyl)-thio]-2-hydroxy-3-(4-methoxy-phenyl)propionic acid. |
06/12/1991 | CN1052113A Process and apparatus for producing mercaptoacetic acid |
06/11/1991 | US5023371 Synthesis of thioglycolic acid |
06/08/1991 | CA2019230A1 Process for preparation of .alpha.-alkoxy acetic acids and their salts |
06/05/1991 | EP0430544A1 Process for resolving chiral intermediates used in making calcium channel blockers |
06/05/1991 | EP0429619A1 New process for the preparation of phenyl-guanidine derivatives. |
06/04/1991 | US5021441 Organic compounds and their pharmaceutical use |
06/04/1991 | US5021414 Phenol derivatives |
06/04/1991 | CA1284661C Reduction of organic sulfur compounds |
05/30/1991 | WO1991007454A1 Fluorinated poly(ether sulfones) |
05/30/1991 | WO1991007385A1 Preparation of propenoic acid derivatives |
05/28/1991 | US5019596 Pharmaceutical compositions having therapeutical activity based on mercaptoethansulphonic acid |
05/24/1991 | CA2030375A1 Process for the optical resolution of threo-2-hydroxy-3-(2'-aminophenylthio)-3-(4"methoxy-phenyl) -propionic acid |
05/22/1991 | WO1991007386A1 Carboxyalkylcarbonyl aminoacid endopeptidase inhibitors |
05/22/1991 | CA2069112A1 Carboxyalkylcarbonyl aminoacid endopeptidase inhibitors |
05/21/1991 | US5017725 Preparation of addition salts of cysteamine with acids |
05/21/1991 | CA2028376A1 Process for resolving chiral intermediates used in making calcium channel blockers |
05/18/1991 | WO1991007370A1 A METHOD FOR THE SYNTHESIS OF α, β-UNSATURATED KETONES |
05/18/1991 | WO1991007369A1 METHOD FOR THE PREPARATION OF β-HYDROXYKETONES |
05/18/1991 | WO1991007368A1 PREPARATION METHOD FOR α,β-UNSATURATED KETONES |
05/18/1991 | CA2044618A1 Method for the synthesis of .alpha.,.beta.-unsaturated ketones |
05/18/1991 | CA2044580A1 Method for the preparation of .beta.-hydroxyketones |
05/14/1991 | US5015776 Sulfiding crotonaldehyde with alkyl mercaptan in polyamine containing ion exchange resin presence |
05/14/1991 | US5015775 Reaction of an alkylsulfonic acid with an aromatic compound and a phosphorous reagent |
05/14/1991 | US5015770 Sulfiding an aromatic amine with a hydrocarbyl disulfide in the presence of iodine |
05/14/1991 | US5015758 Reaction of acyloxyadamantane with a receptor compound in a solvent and in the presence of sulfuric acid |
05/08/1991 | EP0425687A1 Clathrate compound of ring-substituted salicylic acid salt |
05/07/1991 | US5013864 From alcohol and haloacetic acid salt |
05/07/1991 | US5013834 Process for the preparation of an optically active benzothiazepinone |
04/30/1991 | US5012007 Reacting A Phenyl Alcohol With Carbon Monoxide In The Presence Of A Lewis Acid Catalyst |
04/30/1991 | US5012003 Process for preparing dithiobisphenols |
04/30/1991 | US5011995 Hydrogenation of N-Aliphatic Keimines Using A Complex Iridium Catalyst |
04/30/1991 | US5011957 Produced in a single reactor with troublesome byproducts |
04/24/1991 | EP0423705A2 Process for the stereochemical inversion of (2S,3S)-2-amino-3-phenyl-1,3-propanediols into their (2R,3R) enantiomers |
04/23/1991 | US5010189 Processes for the preparation of 5-amino-4-hydroxy-valeric acid derivatives |
04/23/1991 | US5010097 Collagenase inhibitors, antiarthritic agents |
04/17/1991 | CN1050713A Continuous synthesis of mercaptocarboxylic acid esters |
04/16/1991 | US5008465 Preparing ether by heating alcohol with olefin |
04/16/1991 | US5008434 Process for the preparation of methyl (+)-(2S,3S)-3-[(2-aminophenyl)thio]-2-hydroxy-3-(4-methoxyphenyl)-propionates |
04/16/1991 | US5008433 2-hydroxy-3-(4-methoxyphenyl)-3-(2-aminophenylthio)propionic acid, 8'-phenylmenthyl ester, especially for diltiazem |
04/16/1991 | US5008432 Production of mercapto compounds |
04/16/1991 | US5008411 Glycidic acid ester and process of preparation |
04/10/1991 | EP0421831A1 Continuous synthesis of esters of mercaptocarboxylic acids |
04/10/1991 | EP0421759A2 Method for producing 1-indanone derivatives |
04/10/1991 | EP0421364A2 Pleuromutilins |
04/10/1991 | EP0420991A1 Method of producing bis(1,2-diaryl-1,2-ethylenedithiolato) nickel complex |
04/09/1991 | CA1282796C Decontamination of (hydrocarbylthio) aromatic amines |
04/09/1991 | CA1282792C Herbicidal 5-(alkylthiophenyl) cyclohexan -1,3-dione derivatives |
04/09/1991 | CA1282791C Method for preparation of mercaptobenzoates |
04/03/1991 | EP0420815A1 Process for the preparation of 2-(2-haloethylthio)-phenylsulfonamides |
03/30/1991 | CA2026355A1 Process for the preparation of 2-(2-halogenoethylthio)-phenylsulfonamides |
03/27/1991 | EP0419074A1 Compound, preparation and use |
03/26/1991 | CA1282074C Process for the preparation of mercaptomethylphenols |
03/20/1991 | EP0417386A1 Photochemical preparation of 3-(organothio) aldehydes |
03/19/1991 | US5001271 Synthesis of benzyl mercaptan |
03/19/1991 | US5001269 Process for the production of lower dialkyl disulphides |
03/12/1991 | US4999381 Fungicides |
03/12/1991 | US4999042 Phenyl oximino-acetate fungicides |
03/12/1991 | CA2024214A1 Dry mix for microwave muffins with psyllium and method of preparation |
03/11/1991 | CA2015355A1 Photochemical preparation of 3-(organothio) aldehydes |
03/07/1991 | WO1991002718A1 Novel amino acid derivatives, method for preparing them, and their therapeutical applications |
03/07/1991 | CA2064592A1 Amino acid derivatives, their preparation process and their therapeutic applications |
03/06/1991 | EP0415212A1 Aryloxynaphthalene derivatives |
03/06/1991 | EP0276329B1 2,3-diaminoacrylonitrile derivatives |
02/28/1991 | DE3927992A1 Mercapto-acetaldehyde acetal(s) prepn. - by using chloro-acetaldehyde acetal(s) and synthetic intermediates from opt. continuous process |
02/27/1991 | EP0414396A1 N-Hydroxyalkyl-mercaptoalkanamides |
02/27/1991 | EP0414062A2 Process for preparing aromatic dicarboxylic acids and novel aromatic dicarboxylic acids |
02/27/1991 | CN1049496A Thiol-terminated hydroxyamides |
02/27/1991 | CN1011783B Process for preparation of cyclopentyl ethers |
02/26/1991 | US4996352 Enantiomers of β-[(2-amino-1-naphthalenyl) thiol]-α-hydroxy-4-methoxybenzene propanoic acid |
02/26/1991 | US4996320 Thyroid inhibitors |
02/26/1991 | CA1280762C Vinylcyclopropanecarboxylic acid esters |
02/20/1991 | EP0413563A1 Solvent refining alkylthiopropionic pentaerythritol esters |
02/20/1991 | EP0413562A1 S-alkylthiopropionic acids and derivatives |
02/20/1991 | EP0413068A1 Process for making an optically active mixture of an n-acyl-amino acid or ester containing at least two chiral centers |
02/20/1991 | CN1049336A Granular cysteamine hydrochloride and method for production thereof |
02/19/1991 | US4994624 Process for preparing organothioalkanols |
02/19/1991 | US4994623 Process for producing thioalkyl or thioarylphenones |
02/19/1991 | US4994615 Process for the preparation of optically active secondary arylamines |
02/19/1991 | US4994570 Indicators for the detection of thiol groups |
02/19/1991 | US4994150 Process for the purification of esters of mercapto acids |
02/19/1991 | CA1280443C Polyfluoroalkylthiomethyl compounds, process for their preparation and their application as surfactants or precursors thereof |
02/19/1991 | CA1280441C Meta-substituted dioxa-alkane carboxylic acids, esters, amides and salts of diphenyl ethers |
02/16/1991 | CA2019771A1 Sulphuric acid esters of amino-sugars |
02/13/1991 | EP0412387A2 Diarylacetylenes, their process and use |
02/12/1991 | CA1280116C Amino-acids separation process |
02/09/1991 | CA2022570A1 Diarylacetylenes, the preparation and use thereof |
02/07/1991 | WO1991001300A1 5-substituted aminophenols |
02/05/1991 | US4990679 Poly(tetrahydrofuran) |
02/05/1991 | US4990675 Oxidizing mercaptans with halogenated hydrocarbons in presence of hydroxides and phase transfer catalyst |