Patents
Patents for C07C 319 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides (8,304)
08/1993
08/10/1993US5235096 Having an (meth)acryloyloxyalkyl group attached to sulfonyl group; useful in recording materials
08/10/1993US5235052 Reacting a ketene thioacetal with an enantiomerically pure diester of fumaric acid in the presence of a Lewis Acid to produce a pure trans cyclobutane compound
08/10/1993US5234919 Water soluble, highly active dimethoate formulations in an alcohol/ester solvent system
08/06/1993CA2129526A1 Novel amidine derivatives, their preparation and their use as medicaments with ltb4 antagonistic effect
08/04/1993EP0554011A2 Process for hydrocarbyl trisulfide product
08/04/1993EP0553797A1 Preparation of high purity polysulfides
08/03/1993US5232623 Catalyst and process for producing organic polysulfide
08/03/1993CA1320966C Process for the preparation of reaction products of 2, 2-bis,-(4-hydroxphenyl)-hexafluoropropane and new derivatives of this type
07/1993
07/28/1993EP0552523A1 Reducing copper corrosiveness of organic sulfides
07/28/1993EP0552254A1 Crystallization of optical isomers of leukotriene antagonists
07/27/1993US5231231 Process for preparing a poly(1,4-butanediol-ω,ω'-bismercaptan)
07/21/1993CA2059699A1 Reducing copper corrosiveness of organic sulfides
07/20/1993CA1320502C Polyalkyleneoxyamine catalysts for dialkyl disulfides and/or polysulfides used in dissolving sulfur
07/14/1993CN1074212A Crystallization of optical isomers of leukotriene antagonists
07/08/1993WO1993013060A1 Novel intermediate compound and production thereof
07/08/1993WO1993013058A1 Substituted benzoic ester and production thereof
07/08/1993WO1993013055A1 Amidino derivatives and their use as nitric oxide synthase inhibitors
07/06/1993US5225557 Process for making optically active naphtho[1,2-b]thiazepin-4(5H)-ones
07/06/1993US5224980 Microbiocides
06/1993
06/30/1993CN1073683A Organic salts of N,N'-diacetyl cystine
06/29/1993US5223643 Reacting mercaptan compound iwth vinylene fluoride derivatives in presence of base, chlorinating product
06/27/1993WO1993013059A1 Stabilizing composition for s-substituted aldehydes, process for stabilizing aldehydes and stabilized aldehydes
06/27/1993CA2103796A1 Stabilizing composition for s-substituted aldehydes, process for stabilizing aldehydes and stabilized aldehydes
06/24/1993WO1993012054A1 Crystallization of optical isomers of leukotriene antagonists
06/24/1993WO1993011760A1 Aromatic esters of phenylenedialkanoates as inhibitors of human neutrophil elastase
06/24/1993CA2125495A1 Crystallization of optical isomers of leukotriene antagonists
06/23/1993EP0548024A2 Aminosulphonic acid derivatives and process for their preparation
06/23/1993EP0396698B1 Manufacture of aryloxyaldehydes
06/20/1993CA2085715A1 Aminosulfonic acid derivatives and processes for their preparation
06/16/1993EP0546718A2 Synthesis of derivatized fullerenes
06/16/1993EP0546391A2 Process for the preparation of fluorine containing anilines.
06/16/1993EP0546272A1 S-carboxymethylcysteine lysine salt monohydrate and a process for the preparation thereof
06/15/1993US5219886 Cardiovascular disorders, analgesics, enzyme inhibitors
06/15/1993CA1319154C Process for removing sulfur from organic polysulfides
06/10/1993WO1993011104A1 Organic salts of n, n'-diacetyl cystine
06/10/1993WO1993011103A1 Fluorinated hydrocarbon compounds, their use in cosmetic compositions, method of preparing them and cosmetic compositions containing them
06/10/1993CA2123516A1 Organic salts of n,n'-diacetyl cystine
06/10/1993CA2103922A1 Hydrofluorocarbon compounds, their use in cosmetic compositions, a process for their preparation and cosmetic products containing them
06/09/1993EP0545891A2 Aldehyde compounds and derivatives thereof useful as intermediates in the preparation of insectical ether compounds
06/09/1993CN1021115C Polyalky leneoxyamine catalysts for dialkyl disulfides and/or polysulfides used in dissolving sulfur
06/08/1993US5218147 Using alkylene oxide in presence of tetraalkylammonium hydroxide or basic catalyst
06/08/1993US5217964 Free radical scavenger; prevent cell damage
06/02/1993EP0544488A2 Substituted phenyl phenol leukotriene antagonists
06/02/1993EP0543865A1 Benzamide derivatives
06/01/1993US5216022 Aromatic esters of phenylenedialkanoates as inhibitors of human neutrophil elastase
05/1993
05/28/1993CA2082593A1 Synthesis of derivatized fullerenes with superacid catalysts
05/27/1993WO1993010097A1 Nitro compounds having vasodilator activity
05/27/1993CA2123569A1 Nitro compounds having vasodilator activity
05/26/1993EP0543088A1 Preparation and use of salts of the pure enantiomers of alpha-lipoic acid
05/25/1993US5214201 Crystallization of optical isomers of leukotriene antagonists
05/25/1993US5214121 Process for manufacturing diols and polyurethanes containing perfluoroalkyl radicals
05/22/1993CA2083465A1 Process for the preparation of polyazidoalcohols, and of polyaminoalcohols and polyazidothiols derivated from the former
05/19/1993EP0541706A1 Process and intermediate for the preparation of 2-hydroxy-3-sulfido-3-phenyl propanoic acids.
05/19/1993CN1020718C Diacylation process for compound containing two aromatic rings
05/18/1993CA1317966C Preparation of substituted benzotrichlorides
05/12/1993CN1020603C Method for preparation of mercaptobenzoates
05/12/1993CN1020602C Methods for preparing group ii metal overbased sulfurized alkylphenols
05/12/1993CN1020601C Process for production of vulcanized olefine
05/11/1993US5210304 Process for preparing hydrocarbyl aromatic amines
05/11/1993US5210291 Method for producing dichlorophenylthioglycolic acid
05/05/1993EP0539848A1 N-(mercaptoacyl)amino acids, methods of their preparation and therapeutic use, and pharmaceutical compositions containing them
05/04/1993US5208382 Reducing copper corrosiveness of organic sulfides
04/1993
04/29/1993WO1993008162A1 N-(mercaptoacyl)amino acids, methods of their preparation and therapeutic use, and pharmaceutical compositions containing them
04/29/1993CA2121801A1 N-(mercaptoacyl)amino acids, methods of their preparation and therapeutic use, and pharmaceutical compositions containing them
04/28/1993CN1071416A N-alkyl-3-phenyl-3-(2-alkylthiophe-noxy) propylamines
04/27/1993US5206439 Reacting a mercaptan with sulfur in presence of basic catalyst; washing with alcoholic solution in presence of oxidizer and basic catalyst
04/27/1993CA1316933C Carboxylic acid derivatives, processes for the preparation thereof and pharmaceutical compositions containing them
04/21/1993EP0537915A1 N-alkyl-3-phenyl-3-(2-alkylthiophenoxy)propylamines as norepinephrine inhibitors
04/21/1993EP0537589A2 Process for the preparation of dinitro- and diaminophenoxy compounds
04/15/1993DE4123621A1 Enzymatisches verfahren zur herstellung von enantiomerenreinen estern und alkoholen An enzymatic process for the preparation of enantiomerically pure esters and alcohols
04/14/1993EP0536512A1 A method and intermediates for the preparation of 6-fluorobenzisothiazoles
04/13/1993US5202494 Catalytic reaction of mercaptan and oxygen
04/13/1993US5202484 Process for the stereochemical inversion of (2s,3s)-2-amino-3-phenyl-1,3-propanediols into their (2r,3r) enantiomers
04/13/1993US5202471 Alkyl, alkoxy and thioalkoxy substituted diphenyl acetylenes having retinoid like activity
04/07/1993EP0535928A2 Process for producing intermediates for use in production of alkoxyiminoacetamides
04/06/1993CA1315806C Process for preparing alkylthioethylamine salts
03/1993
03/31/1993EP0534756A2 N-alkyl-3-phenyl-3-(2-halo-substituted phenoxy)propylamines as norepinephrine uptake inhibiteurs
03/31/1993EP0534553A1 Method for the preparation of an alpha-amino alcohol
03/30/1993US5198557 Reaction with mercapto compound for cardiovascular disorders
03/30/1993US5198486 S-alkylthiopropionic acids and derivatives
03/30/1993CA1315282C Insecticidal cyclopropyl-substituted di(aryl) compounds
03/28/1993CA2079162A1 N-alkyl-3-phenyl-3-(2-halo-substituted phenoxy) propylamines
03/25/1993DE4131355A1 2-Phenyl sulphanyl and sulphonyl propane cpds. prodn. from thiophenol - by chlorination with chlorine@ addn. of allyl cpd. and opt. oxidn. with hydrogen peroxide
03/23/1993US5196604 Colorless, radiation transparent, permselectivity; low dielectric constant
03/23/1993CA1314896C Process for preparing iodinated substituted aromatic compounds
03/23/1993CA1314890C Process for the preparation of benzoin sulfonates
03/17/1993EP0531842A2 Sulphurization of insaturated alcohols
03/17/1993CN1069962A Process for preparation of insecticidal cyclopropyl-substituted di(aryl) compounds
03/17/1993CN1020091C Insecticidal cyclopropyl-substituted di( aryl) compound
03/17/1993CA2051498A1 Process for treatment of aqueous solutions of polyhydric alcohols
03/10/1993EP0530454A1 Process for the preparation of alkylphenyl alkyl ethers of alkylphenyl alkyl thioethers
03/03/1993EP0529388A1 Process for selectively preparing organic trisulfides
03/03/1993EP0529373A1 Disulfides, process for their preparation and their use
03/03/1993CN1019971C Preparation of 3,3-diarylacrylic acid amides
03/02/1993US5190974 N-substituted derivatives of α-mercapto alkylamines, their preparation process and the intermediates obtained, their use as medicaments and the compositions containing them
02/1993
02/24/1993CN1069168A Method of controlling insects and acarids
02/24/1993CA2073524A1 Disulfides, their preparation and their use
02/23/1993US5189165 Process for the preparation of 1,1-disubstituted cyclopropane derivatives
02/23/1993CA2076556A1 A method and intermediates for the preparation of 6-fluorobenzisothiazoles
02/23/1993CA2076340A1 Process for selectively preparing organic trisulfides
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