| Patents for C07C 301 - Esters of sulfurous acid (2,612) |
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| 09/16/1981 | EP0035723A1 2,4-Diamino-5-sulfamoylbenzol-sulfonic acids and process for their preparation |
| 09/16/1981 | EP0035685A2 Photographic recording material for diffusion processes, and non-diffusing sulfilimine compounds suited therefor |
| 09/15/1981 | US4289711 Ester synthesis |
| 09/15/1981 | CA1109075A1 Process for preparing pure 2-acyloxyalkane sulfonates- 1 and their use in substances for tooth- and mouth care |
| 09/08/1981 | US4288386 Coupling aryl halides with metal phenolates, copper catalyst, tertiary amine sequestering agent |
| 09/08/1981 | US4288368 Hypotensive |
| 09/08/1981 | US4288363 Novel azo dyes having 2-amino-5-aminomethyl-7-sulfo naphthalene coupling moiety |
| 09/08/1981 | CA1108645A1 Process for the preparation of benzoyl halide and halosulfonylbenzoyl halide |
| 09/08/1981 | CA1108636A1 Modified polyisocyanates containing sulfonic acid ester groups |
| 09/08/1981 | CA1108635A1 Modified polyisocyanates containing sulfonic acid ester groups |
| 09/02/1981 | EP0034718A2 Process for producing aromatic sulfonyl halides |
| 09/01/1981 | US4287125 By reacting an alkali or alkaline metal salt of an alcohol or mercaptan with an activated halobenzene in the presence of a tertiary amine sequestering agent |
| 09/01/1981 | CA1108168A1 Herbicides |
| 08/27/1981 | EP0020753A4 Skin-equivalent. |
| 08/26/1981 | EP0034462A2 Imidodisulfamide derivatives, their preparation and use in pharmaceutical compositions |
| 08/26/1981 | EP0034461A1 Aromatic aminoethanol compounds and salts thereof, pharmaceutical compositions comprising them and processes for their production |
| 08/26/1981 | EP0034432A2 Sulfamoyl-substituted phenethylamine derivatives, their preparation, and pharmaceutical compositions, containing them |
| 08/26/1981 | EP0034323A2 Amino acid and peptide esters of leuco-indo anilines, process for their preparation and agents containing these compounds for the detection of proteolytic enzymes |
| 08/26/1981 | EP0034263A2 Substituted benzonitriles and compositions for inhibiting viruses |
| 08/26/1981 | EP0034256A2 4-Phenyl-benzaldehyde-2-sulphonic acids and their preparation |
| 08/25/1981 | US4285723 Selective herbicides |
| 08/19/1981 | EP0033984A1 New sulphonyl compounds, method of preparing the new compounds, as well as aphicidal compositions on the basis of the new compounds |
| 08/18/1981 | US4284628 2-Hydroxy benzamide derivatives and use thereof as a fungicide |
| 08/04/1981 | US4282369 Herbicides |
| 08/04/1981 | CA1106391A1 Halobenzene sulfonate flame retardants |
| 07/29/1981 | EP0032837A1 Zwitterionic surfactant compounds and detergent compositions containing them |
| 07/29/1981 | EP0032661A1 Process for preparing styryl-sulfonic acid derivatives |
| 07/28/1981 | US4280966 Chlorination of alkanethiols or dialkyl disulfides |
| 07/22/1981 | EP0032467A1 Process for the continuous preparation of sulfonates derived from long-alkyl chain molecules, and especially fatty acid esters |
| 07/22/1981 | EP0032188A1 Tensides based on arylated fatty substances and their application |
| 07/21/1981 | US4279911 Amine derivatives and pharmaceutical compositions containing them |
| 07/21/1981 | US4279837 Process for the preparation of alkaline earth metal salts of alkyl benzenesulfonic acids |
| 07/21/1981 | US4279825 Process for the preparation of 1,4-diaminoanthraquinone-2,3-disulphonic acid |
| 07/21/1981 | US4279786 Containing sorbic acid, gluconic acid, malic acid or salts of these acids |
| 07/21/1981 | CA1105475A1 1,2,3,4-tetrahydro-naphthalenes |
| 07/21/1981 | CA1105469A1 Derivatives of m-diethylaminophenol useful as intermediates for dyes |
| 07/15/1981 | EP0032077A1 Process for preparing fluorobenzene-sulfonyl fluorides |
| 07/15/1981 | EP0031954A2 Sulphonamides, process for their preparation and medicines containing these compounds |
| 07/14/1981 | CA1105053A1 No translation available |
| 07/14/1981 | CA1105049A1 Overbased sulphonates |
| 07/07/1981 | US4277492 Novel 4-bis((Phenylmethyl)amino)-benzenesulfonic acids possessing antiviral activity |
| 07/07/1981 | CA1104561A1 7-¬(sulfomethyl)phenyl| acetamidocephalosporin derivatives |
| 07/01/1981 | EP0031299A2 Process for the preparation of 2-amino-1-naphthalene sulfonic acid |
| 06/30/1981 | US4276224 Anthraquinone sulphonamide compounds and preparation |
| 06/30/1981 | US4276187 Oxidation-reduction reagents for a wet desulfurization process and a process for preparing same |
| 06/30/1981 | CA1104132A1 Process for the preparation of therapeutically useful 3,4,5-trimethoxy-benzene derivatives |
| 06/24/1981 | EP0030871A1 Method of optical resolution of (+/-)-phenyl glycin and/or (+/-)-camphor sulfonic acid |
| 06/24/1981 | EP0030749A1 Carboximidamide derivatives, a process for preparing them and pharmaceutical preparations containing same |
| 06/23/1981 | US4275199 Process for preparing mixed sulfonates of bis-(N-oxypyridyl-2-thio)aluminum |
| 06/23/1981 | US4274991 Plasticizers |
| 06/23/1981 | CA1103699A1 Alkylates and sulphonic acids and sulphonates produced therefrom |
| 06/23/1981 | CA1103698A1 Solutions of acrylamidoalkanesulfonic acid salts in organic liquids and method for their preparation |
| 06/23/1981 | CA1103696A1 Herbicidally active, nuclear-substituted phenoxy- phenoxy-alkanecarboxylic acid derivatives and use thereof for controlling grass-like weeds |
| 06/17/1981 | EP0030333A1 Alkyldiphenyl-ether sulfonic acid hydrazides, their production and use as blowing agents |
| 06/17/1981 | EP0030287A1 1-Aminocyclopropanecarboxylic acid derivatives, methods for their production, their use as plant-growth regulators and compositions containing such derivatives |
| 06/10/1981 | EP0030030A1 Derivatives of 2-aminoethanol, processes for their preparation, pharmaceutical compositions containing such compounds and the use the latter |
| 06/10/1981 | EP0029990A1 Biphenylmethane derivative, methods for its production and pharmaceutical compositions containing it |
| 06/09/1981 | CA1102800A1 Acylated pentadienone hydrazone, method for preparing the same, and use as fire ant control agents |
| 06/02/1981 | US4271189 Lithium derivatives of taurine having reinforced neuro-muscular activity |
| 05/27/1981 | EP0029161A1 Substituted polyisocyanates or polyisocyanate mixtures of the diphenylmethane series containing chlorosulfonyl groups, process for their production and their use in producing polyisocyanate-polyaddition compounds |
| 05/26/1981 | CA1101866A1 Herbicidally active substituted diphenyl ether derivatives, processes for their manufacture and herbicidal compositions containing them, and their use for selective weed control |
| 05/20/1981 | EP0028964A1 Process for the preparation of alkali-difluoromethane sulfonates |
| 05/20/1981 | EP0028730A1 Process for the preparation of 1,6-diaminonaphthalene-4,8-disulphonic acid |
| 05/19/1981 | US4268605 Stabilization of organic substrate materials including photographic dye images against the action of light |
| 05/19/1981 | CA1101436A1 Process for the preparation of polyhydric phenols |
| 05/12/1981 | US4267194 Calcium derivatives of taurine having reinforced neuro-muscular activity |
| 05/12/1981 | US4267175 For use as an antiemetic, and treatment for gastrointestinal disorders |
| 05/12/1981 | CA1100985A1 Haloaryl halobenzenesulfonate flame retardants |
| 05/12/1981 | CA1100966A1 Process for the preparation of sulphoalkyl quaternary salts |
| 05/06/1981 | EP0027953A1 Process for preparing N,O-disubstituted urethanes |
| 05/06/1981 | EP0027906A1 Process for preparing sulphon amides |
| 05/05/1981 | US4265831 Process for the preparation of hydroxyalkylperfluoroalkane sulphonamides |
| 04/29/1981 | EP0027580A1 Cyclohexanones and cyclohexenones, process for their preparation and their use |
| 04/28/1981 | US4264614 Amine derivatives |
| 04/28/1981 | US4264484 Antisoilants comprising an addition polymer and a fluorine containing compound |
| 04/21/1981 | CA1099734A1 Preparation of sulphates |
| 04/14/1981 | US4261917 Two-stage neutralization yielding product of low viscosity |
| 04/14/1981 | US4261916 Sulph(on)ation process |
| 04/07/1981 | US4260590 Recovery of salts of anthraquinone disulfonic acid in the Stretford process |
| 04/07/1981 | US4260560 Preparation of sulfamyl halides |
| 04/07/1981 | US4260559 Substituted urea, oleum |
| 04/07/1981 | US4260558 From hydroxy nitroso aromatic and hydrazine, noncatalytic reaction |
| 04/01/1981 | EP0026154A1 Process for preparing 4,4'-dinitrostilbene-2,2'-disulfonic acid and its salts and its use |
| 04/01/1981 | EP0026040A1 Substituted benzophenone hydrazones, pesticidal compositions containing them and method of combating pests |
| 03/31/1981 | US4259332 Antilipemic, choleretic, antiinflammatory, analgesic, antipyretic |
| 03/31/1981 | US4259255 Isocyanatoaryl sulfonates |
| 03/31/1981 | US4259193 Overbased sulphonates |
| 03/31/1981 | US4259191 Enhanced oil recovery |
| 03/31/1981 | CA1098536A1 No translation available |
| 03/25/1981 | EP0025764A1 Process for the preparation of aliphatic sulfonamides |
| 03/24/1981 | US4258058 Phenoxyalkylcarboxylic acid compounds and thrombocyte-aggregation inhibition |
| 03/18/1981 | EP0025328A1 Production of overbased calcium sulphonate, product thus obtained and lubricating oil containing it |
| 03/17/1981 | US4256822 Electrophotographic plate containing quaternary ammonium salt polymer interlayer |
| 03/17/1981 | CA1097843A1 Polysulfone resins |
| 03/17/1981 | CA1097649A1 N-(benzenesulfonyl) carbamates-herbicidal antidotes |
| 03/11/1981 | EP0024746A1 Process for the absorption and removal of hydrogen sulphide as elemental sulphur from gases or gas mixtures, and an alkaline solution containing a derivative of anthraquinone sulfonic acid amide |
| 03/10/1981 | CA1097369A1 No translation available |
| 03/03/1981 | US4254195 Stabilization of organic substrate materials including photographic dye images against the action of light |
| 03/03/1981 | US4254144 Substituted benzonitriles having antiviral activity |
| 03/03/1981 | US4254143 Monocarboxylates of phenylguanidinesulfonic acid esters, a process for their manufacture, compositions containing them and their use for combating helminths |