| Patents for C07C 301 - Esters of sulfurous acid (2,612) |
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| 01/16/1990 | US4894094 Disazo compounds and formulations containing same |
| 01/09/1990 | US4892969 Reduction of hydroxylimino-tetralone-sulfonic acid, copper catalyst |
| 01/09/1990 | US4892968 3,3'-Dichloro-4,4-diaminodiphenyl sulfonic acids |
| 01/02/1990 | US4891155 Preparation of alkyl aryl sulfonate concentrates having low viscosity |
| 12/26/1989 | US4889870 2-(2,2-Difluorocyclopropyl)alkyl esters, processes for their preparation and their use as insecticides and acaricides |
| 12/26/1989 | US4889851 Bone disorders |
| 12/26/1989 | US4889656 Surfactants |
| 12/05/1989 | US4885404 High yields |
| 12/05/1989 | CA1263656A1 Aryloxycycloalkanolaminoalkylene aryl ketones |
| 12/05/1989 | CA1263650A1 Substituted piperazine-1, 4-naphthalenediones |
| 11/28/1989 | US4883612 Preparation of para-acyloxybenzene sulfonates |
| 11/21/1989 | CA1263123A1 CONTROL OF DISALT IN .alpha.-SULFOFATTY ACID ESTER SURFACTANTS |
| 11/14/1989 | US4880780 Respiratory system disorders |
| 11/14/1989 | CA1262916A1 Preparation of surfactants |
| 11/07/1989 | USRE33109 Chalcone derivatives |
| 11/07/1989 | US4879383 Urea derivatives |
| 11/07/1989 | US4879314 Fungicides, insecticides, bactericides |
| 11/07/1989 | CA1262683A1 Use of certain compounds in livestock food as growth promotants for better feed utilization and improved carcass composition |
| 10/31/1989 | CA1262554A1 Process for the preparation of 4,4'-dinitrostilbene-2, 2'-disulphonic acid salts |
| 10/24/1989 | US4876381 Naphthalene derivatives possessing a retinoid-type action, processes for their preparation, and medicinal and cosmetic compositions containing these derivatives |
| 10/24/1989 | US4876047 Reacting nonolefinic compound anhydrously with sulfonating agent, then with nitrile and water |
| 10/17/1989 | US4874892 Process for the preparation of 6-hydroxynaphthalene-1-carboxylic from 1-aminomethylnaphthalene-6-sulphonic acid |
| 10/17/1989 | US4874552 Mixing with hydrogen peroxide and alkali metal carbonate |
| 10/17/1989 | CA1262354A1 Improved sealing process and sealing agents for aluminum |
| 10/10/1989 | US4873338 Process for the preparation of 2-amino-5-acylamino phenols and starting compounds suitable therefor |
| 10/10/1989 | US4873169 Reacting naphthoquinone diazide sulfonic acid halide with mono- or polyvalent phenolic compound |
| 10/10/1989 | US4873027 Fluoroalkylaryliodonuim compounds |
| 10/10/1989 | US4873026 Process for the preparation of 1-aminonaphthalene-2,4,7-trisulphonic acid and 1-aminonaphthalene-7-sulphonic acid |
| 10/10/1989 | US4873025 Alkylxylene sulfonate compositions |
| 09/26/1989 | CA1261872A1 Herbicidal cyclohexane-1,3-dione derivatives |
| 09/26/1989 | CA1261866A1 P-sulphophenyl carbonates and detergent compositions and detergent additives containing these compounds |
| 09/19/1989 | US4868338 Method for acylating a naphthalene compound |
| 09/19/1989 | US4868331 Anticoagulants, antiatherosclerotic, antiischemic |
| 09/19/1989 | US4868216 Sulfamoyl-substituted phenethylamine derivatives and process of producing them |
| 09/19/1989 | CA1259627A1 PREPARATION OF .alpha.-ARYLALKANOIC ACIDS |
| 09/13/1989 | EP0161482B1 Fluorinated aniline derivatives and their use |
| 09/12/1989 | US4866190 Reacting a metal hydroxymethanesulfinate with a perhaloalkyl halide |
| 09/12/1989 | US4865774 Surface-active hydroxysulfonates |
| 09/12/1989 | CA1259243A1 Aqueous systems containing amino sulfonic acid derivatives of carboxylic acids |
| 09/05/1989 | US4864052 2,2-Dimethylcyclopropane-carboxylic acid derivatives |
| 09/05/1989 | US4864018 Anthraquinone derivatives and their use as protein absorbents |
| 08/29/1989 | US4861916 Photoinitiators for photopolymerization of unsaturated systems |
| 08/29/1989 | US4861913 Bicyclic sulfonamide derivatives |
| 08/29/1989 | CA1258863A1 Cyclohexane derivatives |
| 08/23/1989 | EP0328824A2 Sulfonic acid esters useful as sensitizers for positive resists |
| 08/22/1989 | US4859800 Phenoxyacetate peracid precursors |
| 08/22/1989 | US4859773 Preparation of 1,8-bridged 4-quinoline-3-carboxylic acids |
| 08/22/1989 | US4859374 Sulfosuccinamido acids of polyoxypropylenediamines and their use as emulsifiers |
| 08/22/1989 | US4859373 Process for the production of alkanesulphonic acids |
| 08/22/1989 | US4859372 In presence of hydrogen halide |
| 08/15/1989 | CA1258456A1 Aryl or hetero-aryl derivatives of 1-hydroxy-pentane or 1-hydroxy-hexane for treating inflammation and allergies |
| 08/01/1989 | US4853382 Treating asthma and bronchitis |
| 08/01/1989 | US4853315 For low optical density; shorter wave lengths |
| 07/25/1989 | US4851528 Anthraquinone derivatives |
| 07/25/1989 | CA1257875A1 N, n'-bis(sulfonyl) hydrazines having antineoplastic activty |
| 07/25/1989 | CA1257868A1 Oxime sulfonates containing reactive groups |
| 07/11/1989 | US4847273 Dihydropyridine derivatives |
| 07/11/1989 | CA1257283A1 PROCESS FOR PREPARING .alpha.-SUBSTITUTED- ALKYLARYLKETALS |
| 07/04/1989 | US4845284 Sensitizers |
| 07/04/1989 | US4845128 N([(4-trifluoromethylphenyl)amino]carbonyl)benzene sulfonamides |
| 07/04/1989 | CA1256894A1 Naphtalenic derivatives, their preparation, and cosmetic composition including same |
| 06/27/1989 | US4843184 Process for extracting paraffins from their mixtures with paraffinsulfonic acids |
| 06/27/1989 | CA1256378A1 Pharmaceutical composition containing at least one naphtalenic derivative as active principle |
| 06/13/1989 | US4839427 Resin systems cured with blocked acid catalysts |
| 06/13/1989 | US4839379 Aromatase inhibitors |
| 06/13/1989 | US4839256 Perfluoroalkyl group-containing 1,2-napthoquinone daizide compounds and reproduction materials produced therefrom |
| 06/13/1989 | CA1255695A1 Process for the production of polyalkylaromatic polysulfonic acids and recovery by heavy phase separation |
| 06/06/1989 | US4837350 Process for the preparation of benzoin sulfonates |
| 06/06/1989 | US4837330 Reacting an adduct of a base having a tertiary n atom and sulf ur trioxide with an alkylene oxide |
| 06/06/1989 | US4837229 5-aminosalicylic acid-O-sulfates of physiologically acceptable bases, process for the preparation thereof and drugs containing same |
| 06/06/1989 | US4837136 Silver halide photographic materials comprising non-diffusible photographically useful compounds |
| 05/31/1989 | EP0317888A2 Fluorinated nitroalkyl compounds, and process for the preparation of fluorinated nitroalkyl compounds |
| 05/30/1989 | US4835323 Hydroquinones |
| 05/30/1989 | US4835300 Fluorine containing urethane compounds |
| 05/30/1989 | US4835227 Blocking sulfonic acids with glycidamides |
| 05/24/1989 | CN1033047A Oximino ether compounds |
| 05/23/1989 | US4833252 Intermediates for sulfonyl urea herbicides |
| 05/23/1989 | US4833151 Insecticidal Ureas and thioureas |
| 05/23/1989 | US4832876 Sulfation, esterification, hydrolysis |
| 05/23/1989 | CA1254698A1 Method for synthesizing esters |
| 05/23/1989 | CA1254583A1 Process for producing sulphonic acids |
| 05/23/1989 | CA1254567A1 Substituted hexahydropyrrolo¬1,2-a|quinoline, hexahydro-1h-pyrido¬1,2-a|quinoline, hexahydrobenzo¬e|indene and octahydrophenanthrene cns agents |
| 05/16/1989 | US4830775 Zinc and/or lead salts of carboxylic acids and their use as corrosion inhibitors |
| 05/16/1989 | US4830715 Functionalization of iodopolyfuorgalkanes by electrochemical reduction |
| 05/16/1989 | CA1254223A1 Fluorosurfactants containing polyglycidyl groups |
| 05/10/1989 | CN1032744A Improvements in or relating to a toy or plaything |
| 05/09/1989 | CA1253877A1 Process for the preparation of carboxylic acid esters of hydroxy sulfonates |
| 05/09/1989 | CA1253859A1 10-aryl-1,8-dihydroxy-anthrones and esters thereof; process for preparing the same |
| 05/09/1989 | CA1253669A1 Generation of sulphur trioxide from oleum |
| 05/03/1989 | EP0314380A1 Perfluoro(cycloaliphatic methyleneoxyalkylene)carbonyl fluorides and derivatives thereof |
| 05/02/1989 | US4827078 Process for extracting paraffins from their mixtures with alkanesulfonic acids |
| 05/02/1989 | US4827015 Process for the production of aminomalonic acid dinitrile salts |
| 05/02/1989 | US4826634 Fluorinated alkylamidosulphonates, their preparation, their use as flame retardants, and polycarbonate moulding compositions containing them |
| 04/25/1989 | US4824477 Trifluoromethanesulfonanilide compounds and herbicidal compositions containing them |
| 04/25/1989 | CA1253171A1 Preparation of acyloxybenzenesulfonic acids and their alkali metal and alkaline earth metal salts |
| 04/19/1989 | EP0311961A2 Process for the preparation of ether and polyglycol ether sulfonates, and products prepared by this process |
| 04/19/1989 | EP0311893A2 Process for the preparation of 2,5-bis-(aminoarylamino)benzoquinones |
| 04/18/1989 | US4822502 Imidazoline promoter overbased calcium sulfonates |
| 04/18/1989 | CA1252794A1 Benzamide derivatives |
| 04/11/1989 | US4820820 Cationic surface-active compounds |