| Patents for C07C 319 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides (8,304) |
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| 07/14/1999 | CN1222508A Prep. of methionine |
| 07/14/1999 | CN1222507A Process for preparation of 3-(methylthio) propanal |
| 07/13/1999 | US5922910 Synthesis of carboxyalkylthiosuccinic acids |
| 07/13/1999 | US5922902 Forming disulfides from mercaptans to make drugs |
| 07/08/1999 | WO1999033830A1 Process for the preparation of heterobicyclic thiol compound |
| 07/08/1999 | WO1999033785A1 PROCESSES FOR PRODUCING β-HALOGENO-α-AMINO-CARBOXYLIC ACIDS AND PHENYLCYSTEINE DERIVATIVES AND INTERMEDIATES THEREOF |
| 07/08/1999 | WO1999033778A1 Production of formaldehyde using carbon oxides, hydrogen and h2s |
| 07/08/1999 | CA2316810A1 Production of formaldehyde using carbon oxides, hydrogen and h2s |
| 07/06/1999 | US5919985 Decyclization of an alkylene sulfide |
| 07/06/1999 | US5919971 Process for the synthesis of 3-mercaptopropionic acid esters |
| 07/01/1999 | WO1999032440A1 Method for preparing aromatic thiols and derivatives, reagents, intermediate products and method for obtaining them |
| 06/23/1999 | EP0924290A2 Normal and overbased lithium salts of substituted hydrocarbaryls as detergents |
| 06/23/1999 | CN1220661A Catalytic hydrogenolysis of organic thiocyanates and disulfides to thiols |
| 06/17/1999 | WO1999029699A1 Process for producing toluene derivatives |
| 06/17/1999 | CA2313760A1 Process for preparing toluene derivatives |
| 06/16/1999 | EP0922670A1 Process for recovering sulphuric acid from sulphur containing by-products of a process for preparing 2-hydroxy-4-methylthiobutyric acid (MHA) |
| 06/16/1999 | CN1219931A Process for making phenyl heterocycles useful as COX-2 inhibitors |
| 06/15/1999 | US5912388 In the presence of a base, a catalytic amount of a copper salt and a suitable lignad under anhydrous conditions. |
| 06/10/1999 | WO1999016736A8 Production of formaldehdye from ch4 and h2s |
| 06/10/1999 | WO1999014172A3 Catalyst for the synthesis of methylmercaptan |
| 06/09/1999 | EP0921118A1 Method for purifying homocystine |
| 06/09/1999 | CN1218801A Tri-substituted imidazoles, and process of their preparation and using the same and having their pharmic composition |
| 06/09/1999 | CA2255483A1 Method for recovering sulfuric acid from sulfurous by-products of a process for preparing 2-hydroxy-4-methylthiobutyric acid (mha) |
| 06/02/1999 | EP0919544A1 Compounds useful for treating allergic and inflammatory diseases |
| 06/02/1999 | EP0918745A1 Catalytic preparation process of n-acylglycine derivatives |
| 06/02/1999 | EP0625138B1 Novel amidine derivatives, their preparation and their use as medicaments with ltb4 antagonistic effect |
| 06/01/1999 | US5908943 Prepared by (i) reacting an allyl derivative of an active hydrogen-containing compound with (ii) a peroxygen-containing compound. |
| 06/01/1999 | US5908937 Intermediates for the preparation of 1-(phenyl)-1-hydroxy-2-amino-3-fluoro propane derivatives |
| 05/27/1999 | WO1999025687A1 Aromatic sulfone hydroxamic acid metalloprotease inhibitor |
| 05/27/1999 | CA2306460A1 Aromatic sulfone hydroxamic acid metalloprotease inhibitor |
| 05/26/1999 | EP0918050A1 Bis-o-amino(thio)phenols and their preparation |
| 05/26/1999 | EP0799261B1 Process for preparation of allyl ether, thioether and amine compounds |
| 05/26/1999 | CN1217710A 'gamma'-oxo-homophenylalanine derivative and process for producing homophenylalanine derivatives by reducing same |
| 05/26/1999 | CN1217653A Functionalized nanotubes |
| 05/26/1999 | CN1217326A Process for preparing dimethyl thio-ether and methylthio-alcohol |
| 05/25/1999 | US5907064 Catalytic reaction of mercaptan and organic polysulfide to produce trisulfide acid catalysts |
| 05/25/1999 | CA2174808C Process for the condensation of hydrogen cyanide with an aldehyde |
| 05/19/1999 | EP0915814A1 Method for grafting a substituted difluoromethyle group |
| 05/18/1999 | US5905171 Acrolein and nethyl mercaptan |
| 05/12/1999 | CN1216527A Process for scavenging thiols |
| 05/11/1999 | US5902906 Subjecting disulfide of the formula rssr where each r is, independently, an alkyl group, benzene, and at least about 1.5 equivalents of lewis acid per mole of the disulfide to conditions effective to form alkyl phenyl sulfide |
| 05/11/1999 | US5902887 Process for producing 3-amino-2-oxo-1-halogenopropane derivatives |
| 05/06/1999 | EP0912465A1 Improved lithium and amine dissolving metal reduction |
| 05/05/1999 | CN1215737A Polythiol, process for producing same, sulfur-containing urethane-base resin prepared from polythiol, process for producing the resin, and lens |
| 05/05/1999 | CN1215722A Method for producing alkylsulfinylbenzamides and 1,2-benzisothiazol-3-ones |
| 05/05/1999 | CN1215721A Method for producing alkylsulfinylbenzamides and 1,2-benzisothiazol-3-ones |
| 05/05/1999 | CN1043229C Beta-amimovinyl ketones and method for preparing same |
| 04/29/1999 | WO1999020604A1 S-(4-biphenyl)-thiosulphuric acids and their salts, method for producing the same and method for producing 4-mercaptobiphenyls |
| 04/29/1999 | WO1999020603A1 Process for the recycle of a waste product of diltiazem synthesis |
| 04/29/1999 | WO1999020602A1 Method for producing aryl thiols by hydrogenating diaryldisulphides |
| 04/29/1999 | DE19746540A1 New S-(4-biphenyl)-thiosulfuric acid derivatives used as intermediates for mercaptobiphenyl compounds, themselves used as intermediates for pharmaceuticals and agrochemicals |
| 04/29/1999 | DE19746512A1 Preparation of arylmercaptan derivatives |
| 04/29/1999 | CA2304371A1 Process for the recycle of a waste product of diltiazem synthesis |
| 04/28/1999 | EP0910340A1 Functionalized nanotubes |
| 04/28/1999 | CN1215047A Use of 'beta'-amino-vinyl ketone in preparation of 'beta'-diketone |
| 04/27/1999 | US5898012 Contacting hydrogen sulfide with an alcohol in presence of an oxide catalyst supported on a silica, alumina or silica-alumina support to produce mercaptans |
| 04/22/1999 | WO1999018947A1 Process to make chiral compounds |
| 04/22/1999 | CA2306768A1 Process to make chiral compounds |
| 04/21/1999 | EP0909754A1 Process to make chiral compounds |
| 04/15/1999 | WO1999018069A1 Maleic acid derivatives, intermediates for maleic acid derivatives for producing the same, and processes for producing the same |
| 04/08/1999 | WO1999016736A1 Production of formaldehdye from ch4 and h2s |
| 04/08/1999 | CA2304675A1 Production of formaldehyde from ch4 and h2s |
| 04/07/1999 | EP0906300A1 Process for making phenyl heterocycles useful as cox-2 inhibitors |
| 04/07/1999 | EP0906275A1 New forms of organic salts of n'n-diacetylcystine |
| 04/07/1999 | EP0770061B1 Process for obtaining 2-hydroxy-4-methyl thiobutyric acid (mha), mha and its use |
| 04/07/1999 | EP0703890B1 Process for the preparation of 3-(methylthio)propanal |
| 04/06/1999 | US5892097 Process for the preparation of substituted hydroxyhydrocinnamate esters |
| 04/06/1999 | US5891964 Crosslinkable composition of fluoroelastomer and bisthiophenolperfluoroalkylidene |
| 03/31/1999 | EP0905282A1 Process for the electrochemical synthesis of n-acetylcysteine from cystine |
| 03/31/1999 | EP0905121A1 o-nitro(thio)phenol compounds and their preparation |
| 03/31/1999 | EP0905109A1 Fluorination with aminosulfur trifluorides |
| 03/31/1999 | EP0812308A4 Method for synthesis of aryl difluoromethyl ethers and the like |
| 03/25/1999 | WO1999014172A2 Catalyst for the synthesis of methylmercaptan |
| 03/25/1999 | WO1998056762A3 Process for preparing optically active phenyloxirane compounds |
| 03/24/1999 | EP0903340A1 Process for production of alkoxycarbonylthioaryl compounds |
| 03/24/1999 | CN1211971A Process for preparing free 'alpha'-hydroxy acids from ammonium salts thereof |
| 03/24/1999 | CN1211568A Preparation method for dimethyl disulphide |
| 03/24/1999 | CA2245632A1 Detergent containing lithium metal having improved dispersancy and deposit control |
| 03/23/1999 | US5886230 Process for continuous production of methyl mercaptan |
| 03/17/1999 | EP0902013A1 Novel amidine derivatives, their preparation and their use as medicaments with LTB-4 antagonistic effect |
| 03/17/1999 | EP0902011A1 $g(g)-OXO-HOMOPHENYLALANINE DERIVATIVES AND PROCESS FOR PRODUCING HOMOPHENYLALANINE DERIVATIVES BY REDUCING THE SAME |
| 03/17/1999 | CN1211241A New intermediates to pesticides |
| 03/17/1999 | CN1211237A Process for preparing 2-(thiosubstituted)-4-haloacetophenones |
| 03/17/1999 | CN1210854A Synthesis of carboxylalkyl thiosuccnic acid |
| 03/17/1999 | CN1210849A Aliphatic alkane aldehyde having better storage stability and method for raising storage stability |
| 03/17/1999 | CN1042530C Method for producing alkylsulfinylbenzamides |
| 03/16/1999 | US5883285 Reaction of disulfide with alkali metal hydroxide in the presence of sulfur compound |
| 03/16/1999 | US5883283 Cyanation of aminochlorobenzene |
| 03/16/1999 | US5883267 Process for making phenyl heterocycles useful as cox-2 inhibitors |
| 03/16/1999 | US5883129 Hydroxylated anthranilic acid derivatives |
| 03/11/1999 | WO1999011610A1 Process for producing mercaptans |
| 03/10/1999 | EP0722438B1 Hydroxamic acid derivatives as inhibitors of cytokine production |
| 03/03/1999 | EP0899258A1 Aliphatic alkanals with improved storage stability and process for improving their stability |
| 03/03/1999 | EP0899257A1 Process for the preparation of carboxyalkylthiosuccinic acids |
| 03/03/1999 | CN1209804A Process for preparing diketone compounds |
| 03/02/1999 | US5877349 Process for the synthesis of 3-mercaptopropionic acid |
| 03/02/1999 | CA1340412C Fungicides |
| 02/27/1999 | CA2243667A1 Synthesis of carboxyalkylthiosuccinic acids |
| 02/24/1999 | EP0897911A1 Process for producing cysteine derivatives |
| 02/24/1999 | CN1042222C Process for prepn. of cyclopentene, cyclopentane and cyclohexane derivatives |