| Patents for C07C 241 - Preparation of compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes (2,288) |
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| 08/28/1984 | US4468467 Diazonium salt for bilirubin assay |
| 08/22/1984 | EP0116198A1 Process for preparation of tertiary butyl hydrazine |
| 08/21/1984 | US4467114 Preparation of trans cyclohexane 1,4-diurea |
| 08/14/1984 | US4465857 Charge carrier-transporting electrophotography recording |
| 08/14/1984 | US4465841 Antisecretory, antiulcer agents |
| 08/14/1984 | US4465639 Process for polyisocyanates |
| 08/08/1984 | EP0115076A1 Process for producing azine compounds |
| 08/08/1984 | EP0114970A2 Improved process for the preparation of polymethylene polyphenyl polyisocyanates |
| 07/31/1984 | CA1171850A1 Process for the manufacture of 1,3-diaryl triazenes |
| 07/24/1984 | CA1171409A1 Arylazo compounds |
| 07/17/1984 | CA1171097A1 Polyisocyanates of the diphenyl methane series and process for the production thereof |
| 07/17/1984 | CA1171092A1 Imidazolylphenyl amidines, processes for their preparation and their pharmaceutical use, and intermediates of preparation |
| 07/11/1984 | EP0113044A2 Diisocyanates or mixtures of diisocyanates, process for their production, as well as their use in the production of polyurethanes |
| 07/11/1984 | EP0113043A1 Diisocyanates or mixtures of diisocyanates, method for their preparation and their use in the prepration of synthetic materials of the polyurethane type |
| 07/10/1984 | US4459236 Preparation of 1-alkenyl isocyanates |
| 07/04/1984 | EP0112603A1 Aphidicolane derivatives, their preparation and pharmaceutical compositions comprising them |
| 07/04/1984 | EP0112511A2 New compounds, pharmaceutical preparations containing same and process for their preparation |
| 07/03/1984 | US4457871 Preparation of trans cyclohexane,1,4-diisocyanate and related compounds |
| 06/19/1984 | US4455305 Composition for the treatment of colitis ulcerosa, enteritis regionalis crohn (morbus crohn), chronic nonspecific colitis and diverticulitis and the use of salicylazobenzoic acid for the preparation of such compositions |
| 06/19/1984 | US4455260 Preparation of alk-1-enyl isocyanates |
| 06/13/1984 | EP0110405A2 Antiinflammatory/antiallergic compounds |
| 06/12/1984 | US4454296 Triisocyanates and their production and use |
| 05/29/1984 | US4451485 Treatment of cardio-vascular diseases with 3-(2,2,2-trimethylhydrazinium) propionate dihydrate |
| 05/23/1984 | EP0109255A2 Glycerol derivatives |
| 05/22/1984 | US4450267 Latent curing agents for epoxy resins |
| 05/22/1984 | US4450115 Amino-alcohol derivatives |
| 05/22/1984 | US4450110 Plasticizing firearm and rocket propellants; low reaction heat; high combustion rate |
| 05/08/1984 | CA1167031A1 Method and compounds for treating inflammatory bowel disease |
| 05/02/1984 | EP0107577A1 Isocyanates having a diphenyl methane structure and a process for their preparation |
| 05/02/1984 | EP0106863A1 A process for preparing substituted polycyclo-alkylidene polycyclo-alkanes as well as said substituted polycyclo-alkylidene polycyclo-alkanes. |
| 05/02/1984 | EP0009487B1 New derivates from benzamide |
| 05/01/1984 | US4446266 N,N'-Bis-salicyloyl-hydrazine as a metal deactivator |
| 04/25/1984 | EP0106635A1 Latent curing agents for epoxy resins |
| 04/25/1984 | EP0106434A1 Method and apparatus for multipolymer synthesis systems |
| 04/24/1984 | CA1166395A1 Composition for polyurethane adhesives |
| 04/04/1984 | EP0104551A1 Cycloaliphatic diisocyanates, possibly in the form of a mixture of isomers, method for their preparation and their use as starting products in the preparation of synthetic products of the polyurethane type |
| 04/04/1984 | EP0104531A1 Cycloaliphatic diisocyanates, possibly in the form of a mixture of isomers, method for their preparation and their use as starting products in the preparation of synthetic products of the polyurethane type |
| 04/03/1984 | US4440692 Adamantanyl-, blocking agent in peptide synthesis |
| 04/03/1984 | US4440686 Intermediate for serine |
| 04/03/1984 | CA1164861A1 Method and intermediates for preparing 3,3'-azo-bis- (6-hydroxy benzoic acid) |
| 03/28/1984 | EP0104066A2 5-Halovinyl-2'-deoxyuridine derivatives |
| 03/28/1984 | EP0103800A2 Bisarido compounds, light-sensitive compositions containing them and process for obtaining relief images |
| 03/27/1984 | US4439616 Tertiary aralkyl urethanes and isocyanates derived therefrom |
| 03/27/1984 | US4439370 Preparation of trans cyclohexane 1,4-diisocyanate |
| 03/27/1984 | US4439369 Halogenated, tertiary diisocyanates and their preparation |
| 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 |
| 03/21/1984 | EP0103544A1 Method for the arylation of olefines with aryl chlorides catalysed by Pd |
| 03/21/1984 | EP0103381A1 Substituted anthra(1,9-cd)pyrazol-6(2H)-ones |
| 03/20/1984 | US4438136 Prostaglandins |
| 03/14/1984 | EP0102893A1 A novel production of 1-oxacephams |
| 03/14/1984 | EP0102808A1 Process for producing benzophenone-azines |
| 03/07/1984 | EP0101832A1 Tertiary aralkyl urethanes and isocyanates derived therefrom |
| 03/06/1984 | US4435600 Process for preparation of tertiary butyl hydrazine |
| 03/06/1984 | US4435489 Cationic hydrazone derivatives, processes for their preparation and their use |
| 02/21/1984 | US4432994 Pesticide compounds, compositions and methods |
| 02/16/1984 | WO1984000541A1 CONDENSATION PRODUCTS OF alpha-AMINOISOPROPYLPHENYLKETONE THROUGH CARBONYL C=O- CONJUGATION WITH SUBSTITUTED AMINES, OR FUNCTIONAL SUBSTITUTED HYDRAZINES, OR WITH DERIVATIVES OF AMINO ACIDS |
| 02/08/1984 | EP0100129A1 Process for preparing an oligomer of a diisocyanate |
| 02/07/1984 | US4430505 Urea, primary amines, alcohols |
| 02/07/1984 | US4430262 Oxidative conversion of oxamic acids, salts, and oxyanilides |
| 02/07/1984 | CA1161863A1 Novel triamine derivatives and their use |
| 01/31/1984 | US4429157 Catalytic formation of schiff base, hydrogenation |
| 01/31/1984 | US4429154 Fluorinated azomethine compounds |
| 01/24/1984 | CA1161057A1 1-monohalogenated isocyanates and the preparation of mixtures of 1-monohalogenated isocyanates and 1,2-unsaturated isocyanates |
| 01/17/1984 | CA1160430A1 Method of removing heat from exothermic chemical reactions |
| 01/11/1984 | EP0098204A1 Therapeutical compositions containing N-substituted hydrazones, and N-substituted hydrazones |
| 01/11/1984 | EP0097882A2 Keto-aldehyde derivatives and process for their preparation |
| 01/05/1984 | WO1984000007A1 Therapeutic compositions based on n-substituted hydrazones and new n-substituted hydrazones |
| 01/04/1984 | EP0097617A1 Method for the production of 1-(2-(,4-dichlorphenyl)pentyl)-1H-1,2,4-triazole and hydrazone- or hydrazine-derivatives |
| 01/04/1984 | EP0097243A1 Process for the separation of technically pure 2,4-diisocyanotoluene, or of mixtures of isomers having an increased content of 2,4-diisocyanotoluene, from mixtures essentially consisting of 2,4- and 2,6-diisocyanotoluene |
| 01/03/1984 | US4424155 3-amino-1,2,4-oxadiazol-5-yl derivatives |
| 01/03/1984 | CA1159841A1 Pesticidal compounds, compositions and methods |
| 12/21/1983 | EP0018510B1 N-acylated alpha-naphthyl amines, their preparation and their use as plant fungicides, and plant-fungicidal agents containing them |
| 12/20/1983 | CA1159075A1 Preparation of 1-haloalkyl isocyanates and 1-alkenyl isocyanates |
| 12/07/1983 | EP0095636A1 N-substituted imino esters, process for their preparation and their use in pesticides |
| 12/06/1983 | US4419295 Continuous process for the production of organic isocyanates |
| 12/06/1983 | US4419294 Carbodiimide oligomers of tertiary aliphatic isocyanates |
| 11/29/1983 | US4418211 Monomers |
| 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 |
| 11/22/1983 | CA1157420A1 Process and apparatus for carrying out the first stage of separation of constituents of a reaction mixture obtained during synthesis of asymmetric dimethylhydrazine by the raschig method |
| 11/15/1983 | US4415640 Electrophotographic element with fluorenylidene hydrazone compounds |
| 11/09/1983 | EP0093443A1 Alkyl ester imines of halomethyl benzoic acids and processes for their preparation |
| 11/08/1983 | US4414074 Process for the purification of 4,4'-diisocyanatodiphenylmethane by plural distillations |
| 11/02/1983 | EP0092738A1 Process for the continuous thermal decomposition of carbamic-acid esters |
| 11/01/1983 | US4412992 2-Hydroxy-5-phenylazobenzoic acid derivatives and method of treating ulcerative colitis therewith |
| 10/27/1983 | WO1983003604A1 A process for preparing substituted polycyclo-alkylidene polycyclo-alkanes and the corresponding epidioxy compounds; as well as said substituted polycyclo-alkylidene polycyclo-alkanes and the corresponding epidioxy compounds |
| 10/26/1983 | EP0092454A1 Halogenated aromatic isocyanates or their mixtures having a diphenyl-methane structure |
| 10/18/1983 | US4410615 Layered electrophotographic photosensitive element having hydrazone charge transport layer |
| 10/12/1983 | EP0091383A1 Process for the catalytic reduction of nitro-aromatic compounds |
| 10/12/1983 | EP0091054A1 1-Alkyl-2-isocyanatomethyl-isocyanato phenyl and/or 1-alkyl-4-isocyanatomethyl-isocyanato phenyl, method for their preparation and use |
| 10/11/1983 | US4409314 Light-sensitive compounds, light-sensitive mixture, and light-sensitive copying material prepared therefrom |
| 10/05/1983 | EP0090216A1 Process and apparatus for the preparation of N,N'-bis-aroyl hydrazines |
| 09/28/1983 | EP0089517A1 Process for the preparation of diphenyl ethers |
| 09/21/1983 | EP0089167A2 Dihydropyridine anti-ischaemic and antihypertensive agents, processes for their production, and pharmaceutical compositions containing them |
| 09/20/1983 | US4405527 Process for the preparation of polyisocyanates |
| 09/14/1983 | EP0088223A1 Manufacture of isocyanates |
| 09/07/1983 | EP0087599A1 Diazonium salts and reagents for bilirubin assay |
| 09/06/1983 | US4403025 Electrophotographic photoreceptor |
| 08/30/1983 | US4401603 Chlorination of the solution or suspension formed by the formylation of an arylamine in a solvent |
| 08/24/1983 | EP0086424A1 Method for the preparation of 1-alkenylisocyanates |