| Patents for C07C 245 - Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond (2,015) |
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| 06/05/1984 | US4452813 Sulfonate derivatives, process for preparing same and antilipemic compositions containing the derivative |
| 05/08/1984 | CA1167031A1 Method and compounds for treating inflammatory bowel disease |
| 04/03/1984 | CA1164861A1 Method and intermediates for preparing 3,3'-azo-bis- (6-hydroxy benzoic acid) |
| 03/27/1984 | US4439361 Process for controlling diazotization reactions involving nitrous reactant by testing the air above the reaction batch for its content of nitrous gases and feeding nitrous reactant in accordance with said content |
| 03/14/1984 | EP0102893A1 A novel production of 1-oxacephams |
| 01/17/1984 | CA1160430A1 Method of removing heat from exothermic chemical reactions |
| 01/03/1984 | US4424155 3-amino-1,2,4-oxadiazol-5-yl derivatives |
| 11/23/1983 | EP0094739A1 Novel azocarboxylic esters useful as polymerisation initiators and process for their manufacture |
| 11/23/1983 | EP0094563A2 Process for the production of electrically conductive condensed aromatic compounds, products obtained thereby and their use |
| 11/01/1983 | US4412992 2-Hydroxy-5-phenylazobenzoic acid derivatives and method of treating ulcerative colitis therewith |
| 09/07/1983 | EP0087599A1 Diazonium salts and reagents for bilirubin assay |
| 07/19/1983 | US4394309 Deacylation, bromination |
| 06/01/1983 | EP0080276A1 Azocarboxylic esters useful as polymerisation initiators |
| 06/01/1983 | EP0080275A1 Preparation of azoiminoether hydrochlorides from azonitriles and their hydrolysis to azocarboxylic esters |
| 05/24/1983 | CA1146948A1 2-¬2-HYDROXY-3,5-DI-(.alpha.,.alpha.-DI-METHYLBENZYL) PHENYL|- 2H-BENZOTRIAZOLES AND STABILIZED COMPOSITIONS |
| 05/17/1983 | US4383863 2-[2-Hydroxy-3,5-di-tert-octylphenyl]-2H-benzotriazole in stabilized photographic compositions |
| 05/03/1983 | CA1145745A1 Process for the preparation of n,n-dimethyl-n-(2- bromo-4-methyl-phenyl)-triazene |
| 04/06/1983 | EP0003666B1 Oxabicyclo 3.1.0 hexanes useful in the production of cyclopropanecarboxylate insecticides and intermediate compounds |
| 02/22/1983 | US4374932 5-ASA Drug delivery system |
| 02/16/1983 | EP0071901A1 Process for the production of 1,3-diaryl triazenes |
| 12/15/1982 | EP0066861A1 Dianionic 5,5'-azobis-salicylic-acid composition |
| 12/01/1982 | EP0065732A1 Water soluble disazo compounds, process for their preparation and their use as dyestuffs |
| 11/30/1982 | US4361512 2-Substituted thio-6-substituted-carbapen-2-em-3-carboxylic acids |
| 11/23/1982 | US4360669 Crude ribose, dimethyl aniline and boric acid followed by hydrogenation |
| 08/25/1982 | EP0058296A1 Method of controlling batchwise conducted diazotization reactions |
| 08/03/1982 | CA1128932A1 Process for the preparation of aryl-diazonium salts from nitrous fumes containing high nitric oxide |
| 05/26/1982 | EP0052511A1 Production of p-phenylenediamine |
| 04/13/1982 | CA1121813A1 Asymmetric synthesis of chrysanthemate |
| 03/03/1982 | EP0046495A2 Method of preparing N-(D)-ribityl-2-phenylazo-4,5-dimethylaniline |
| 02/03/1982 | EP0045006A1 Drugs for treatment of colitis ulcerosa, enteritis regionalis Crohn (Morbus Crohn), chronic and unspecific colitis and diverticulitis, and the utilisation of salicylazobenzoic acid in the manufacture of these drugs |
| 02/03/1982 | EP0044979A1 Derivatives of 2-fluoro-alkanecarboxylic acids, their preparation, herbicides comprising them and their application |
| 01/26/1982 | US4312806 Alkaline earth salt of 5,5'-azobis-salicylic acid |
| 11/18/1981 | EP0039880A1 Agents for the detection of esterolytic and/or proteolytic enzymes; and phenoxy-amino acids and phenoxy-peptide esters suitable as substrates therefor, process for their production and their use in producing the agents |
| 10/21/1981 | EP0037948A1 Process for preparing N,N'-dimethyl-N'-(2-bromo-4-methylphenyl) triazene |
| 10/14/1981 | EP0037465A2 Amino azo compounds |
| 09/30/1981 | EP0036637A1 Use of 3,3'-azo-bis-(6-hydroxy benzoic acid) as a drug and pharmaceutical compositions containing the same |
| 09/30/1981 | EP0036636A1 A method and intermediates for preparing 3,3'-azo-bis-(6-hydroxy benzoic acid) |
| 09/22/1981 | US4290945 α,α-azo-bis-isobutyric acid α,ω-bis alkyl ester derivatives and method for preparing same |
| 09/16/1981 | EP0035815A1 Process for the preparation of p-aminoazobenzene from aniline |
| 08/18/1981 | US4284705 Photosensitive diazo salt compositions and lithographic plate comprising same |
| 08/11/1981 | US4283327 Used as a light stabilizer |
| 07/28/1981 | US4280819 Diesel fuel compositions containing certain azides for improved cetane number |
| 07/21/1981 | US4279815 Production of high-quality aromatic amino azo compounds by the rearrangement of 1,3-diaryl triazenes |
| 07/14/1981 | US4278590 2-[2-Hydroxy-3,5-di-tert-octylphenyl]-2H-Benzotriazole and stabilized compositions |
| 07/08/1981 | EP0031645A2 Process for the production of azo compounds |
| 06/23/1981 | US4275003 Preparation of aromatic azoamines by diazotization/coupling/rearrangement of aromatic amines |
| 05/26/1981 | US4269767 Diazotization of aromatic amines |
| 05/19/1981 | US4268437 Continuous diazotization of amines |
| 05/06/1981 | EP0028203A1 Process for carrying off the reaction heat from exothermal chemical reactions and apparatus for carrying out the process |
| 03/17/1981 | CA1097623A1 Process for the preparation of aromatic aminoazo compounds from aromatic amines via diazotisation, coupling and rearrangement |
| 01/28/1981 | EP0022959A1 Process for the preparation of diazoniumtetrafluoroborates in a diluted aqueous solution |
| 01/28/1981 | EP0022942A1 Process for preparing diazoniumtetrafluoroborates with nitrosyltetrafluoroborate, and their use |
| 01/07/1981 | EP0021229A1 Arylazo compounds, their preparation and their use |
| 11/18/1980 | US4234478 Process and apparatus for the diazotization of amines |
| 11/11/1980 | US4233213 Analyzing |
| 10/07/1980 | US4226763 2-[2-Hydroxy-3,5-di-(.alpha.,α-dimethylbenzyl)-phenyl]-2H-benzotriazole and stabilized compositions |
| 10/01/1980 | EP0016388A1 Process for the preparation of diazonium salt solutions |
| 09/03/1980 | EP0015230A1 Stabilized organic Polymer comprising 2-(2-hydroxy-3,5-di-tert-octylphenyl)-2H-benzotriazole as a light-stabilizer |
| 08/26/1980 | US4219476 Free radical generators |
| 08/19/1980 | US4218371 In presence of an ionic bromide |
| 07/29/1980 | US4215041 Diazo substituted amino-benzene salts and lithographic plate comprising same |
| 07/23/1980 | EP0013643A1 Production of high-quality aromatic amino azo compounds by the rearrangement of 1,3-diaryl triazenes |
| 04/15/1980 | CA1075682A1 Control of chemical reaction |
| 04/08/1980 | US4197410 N-[(N-Nitrosoalkylamino)methyl]carbamic acid esters for generating diazoalkanes |
| 04/08/1980 | US4197408 Copper complex catalyst, 2,5-dimethyl-2,4-hexadien) reacted with diazoacetate |
| 03/18/1980 | US4194054 Preparation of substituted fluorobenzenes |
| 03/11/1980 | US4192890 Novel benzoylphenylacetic acid esters |
| 03/04/1980 | US4191840 Oxamic acid derivatives |
| 01/09/1980 | EP0006564A2 2-(3.5-disubstituted-2-hydroxyphenyl)-2H-benzotriazoles and stabilized compositions containing them |
| 01/09/1980 | EP0006190A1 Process for continuously diazotising amines |
| 09/19/1979 | EP0004247A1 Process for producing aryldiazonium salts from nitrogenous gases rich in nitrogen oxide, aqueous solutions of these salts and their use for the preparation of aminoazoaromatic compounds |
| 08/22/1979 | EP0003666A1 Oxabicyclo 3.1.0 hexanes useful in the production of cyclopropanecarboxylate insecticides and intermediate compounds |
| 08/22/1979 | EP0003656A2 Process for the diazotisation of amines |
| 07/10/1979 | CA1058216A1 Production of aluminum salts of n-nitroso-n-alkylhydroxylamines |
| 07/03/1979 | US4160100 Oxamic acid derivatives |
| 05/15/1979 | US4154961 Oxamic acid derivatives |
| 04/04/1979 | EP0001236A1 Process for the continuous indirect diazotization of aromatic amines |
| 03/20/1979 | US4145228 Reacting ferrous compound, a nitro or azo aromatic compound and a hydroxide or carbonate of ammonium, alkali or alkaline earth metals |
| 03/13/1979 | US4144260 In the presence of water, an acid and an organic solvent |
| 01/30/1979 | CA1047490A1 Ethers |
| 01/02/1979 | US4132729 Removal of h2o with nh3 |
| 12/26/1978 | CA1045124A1 Continuous process for aminoazobenzene |
| 09/19/1978 | CA1038861A1 SECONDARY-ALIPHATIC .alpha.-SUBSTITUTED AZOALKANES |
| 05/30/1978 | US4092356 11,12-Secoprostaglandins |
| 05/30/1978 | US4092306 With base and oxidizing agent |
| 05/09/1978 | US4088776 Methylene dioxy-substituted benzene derivatives |
| 05/09/1978 | US4088642 Free radical polymerization catalysts |
| 04/11/1978 | US4083837 Oxidation of hydrazones to the corresponding diazo compound |
| 02/28/1978 | US4076810 Benzylpyrimidine antibacterial composition |
| 01/17/1978 | US4069377 Polymerization of ethylenically unsaturated monomers employing secondary-aliphatic α-substituted azoalkanes |
| 01/17/1978 | US4069343 Oxamic acid derivatives for the prevention of immediate type hypersensitivity reactions |
| 01/03/1978 | US4066692 11,12-secoprostaglandins |
| 10/25/1977 | US4055567 Acetalization, reduction, acid hydrolysis |
| 10/18/1977 | US4054666 Compositions and methods of treating immediate hypersensitivity reactions with thiazolyl oxamic acid derivatives |
| 10/18/1977 | US4054661 Pyridyl oxamic acid derivatives and use in the prevention of allergic reactions |
| 10/18/1977 | US4054657 Antianaphylactic |
| 08/23/1977 | US4044144 Antiallergy |
| 08/02/1977 | US4039521 Aromatic diazonium bis(fluorinated alkylsulfonyl) methides |
| 07/19/1977 | US4036837 2 Alkoxyoxamoyl-pyrazines |
| 07/12/1977 | US4035568 Derivatives of polyene macrolide antibiotics |