| 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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| 05/10/1989 | EP0314985A1 Process for the preparation of mono- and polyisocyanates |
| 05/09/1989 | CA1253865A1 1,4-dihydro having a basic amino-containing group attached to the 2-position as anti-ischaemic and antihypertensive agents |
| 05/03/1989 | EP0314380A1 Perfluoro(cycloaliphatic methyleneoxyalkylene)carbonyl fluorides and derivatives thereof |
| 05/03/1989 | EP0313908A2 Halogen-substituted phenoxyphenylpropionic acid derivatives |
| 05/02/1989 | US4826990 2-aryl substituted heterocyclic compounds as antiallergic and antiinflammatory agents |
| 04/25/1989 | CA1253168A1 Hydrazides of amino-polyacetic acids as chelants |
| 04/19/1989 | EP0311901A2 Alkenylated diphenyldiisocyanates for use in preparing polyurethane/urea systems |
| 04/11/1989 | US4820866 Process for the production of diisocyanates, selected diisocyanates produced thereby and the production of polyurethane plastics therefrom |
| 04/11/1989 | US4820863 Surface active polycarbodiimides |
| 04/11/1989 | US4820715 Anti-emetic quinuclidinyl benzamides |
| 04/05/1989 | EP0310370A1 2-aryl substituted heterocyclic compounds as antiallgeric and anti-inflammatory agents |
| 04/05/1989 | EP0309864A1 Alpha-(5-aryloxy-naphthalen-1-yl-oxy)-propionic-acid derivatives |
| 03/29/1989 | EP0309364A2 Process for the purification and isolation of condensed isocyanates by extraction with liquid or supercritical carbon dioxide |
| 03/29/1989 | EP0308755A2 Derivatives of 7-(hetero)aryloxy-naphthalen-2-yloxy)alcanoic acid |
| 03/29/1989 | EP0308438A1 Liquid crystal phase containing tolanes. |
| 03/22/1989 | EP0307757A2 Process for the production of polyurethanes with LC-properties and diisocyanates suitable for carrying out this process |
| 03/22/1989 | EP0307756A2 Process for the preparation of isocyanates and their use in the preparation of polyisocyanates containing ester groups, and some polyisocyanates containing these ester groups |
| 03/22/1989 | EP0171434B1 Crosslinking agents and process for their preparation |
| 03/15/1989 | EP0307361A2 Process for the preparation of carbodiimides |
| 03/15/1989 | EP0307103A2 Fungicides |
| 03/15/1989 | EP0306804A2 Process for the preparation of substituted benzyl trichlorides |
| 03/14/1989 | US4812587 Unsaturated nitriles, cyclopentadienyl and phosphine ligands |
| 03/07/1989 | US4810820 Process for the production of polyisocyanates containing allophanate groups |
| 03/07/1989 | CA1250855A1 4,4'-diisocyanato-phenylbenzylether, a process for the preparation thereof and use in the production of polyurethane plastics |
| 03/07/1989 | CA1250854A1 Process for the production of thermally color stable aliphatic and/or cycloaliphatic diisocyanates and the use thereof for the production of modified polyisocyanates having improved color properties |
| 02/22/1989 | EP0304402A2 Anilinophenyl thioureas, isothioureas and carbodiimides, their preparation and their use in pest-control |
| 02/22/1989 | EP0304025A2 Phenyl thioureas, isothioureas and carbodiimides, their preparation and their use in pest-control |
| 02/15/1989 | EP0303283A2 2-Hydroxybenzophenone hydrazides and derivatives thereof |
| 02/15/1989 | EP0303280A2 Phenolic antioxidant hydrazides |
| 02/15/1989 | EP0303150A2 Process for the production of poly-isocyanates containing allophanate groups |
| 02/08/1989 | EP0302626A2 Insecticidal compounds |
| 02/07/1989 | US4803201 Aphidicolane derivatives; viricides; antitumor agents |
| 02/07/1989 | CA1249824A1 Haloalkoxy or alkylthio anilide derivative of 2-(4- heterocyclic oxyphenoxy)alkanoic or alkenoic acids and their use as herbicides |
| 02/01/1989 | EP0301411A1 Film composed of at least one monomolecular layer |
| 02/01/1989 | EP0301021A1 Amide liquid crystal compounds: mixtures and devices using them. |
| 01/31/1989 | US4801749 Phenolic antioxidant hydrazides |
| 01/31/1989 | US4801735 Leukotriene inhibitors |
| 01/31/1989 | US4801733 Skin disorders |
| 01/31/1989 | CA1249601A1 Process for the preparation of substituted phenylhydrazines |
| 01/31/1989 | CA1249594A1 Process for the production of n-methylcarbamates |
| 01/24/1989 | CA1249394A1 Compounds for treating hypertension |
| 01/24/1989 | CA1249299A1 Substituted - 3 - hydrazinopropionate |
| 01/24/1989 | CA1249267A1 Azoalkane mixtures containing unsymmetrical azoalkanes and their method of preparation |
| 01/17/1989 | CA1248943A1 Fluorophenoxyphenoxypropionates and derivatives thereof |
| 01/11/1989 | EP0298336A1 Aromatic polyisocyanates, process for their preparation and their use as components of adhesives |
| 01/04/1989 | EP0298032A2 Anthrachinoylcarboxylic acid hydrazide, curable compositions and their use |
| 01/04/1989 | EP0298031A1 Substituted anthraquinones and curable compositions |
| 01/04/1989 | EP0297397A2 Preparation of diazo and azo compounds |
| 01/03/1989 | US4795571 Purification of frozen crystal layers |
| 12/21/1988 | EP0296120A2 Aryloxyphenyl ureas, isothio ureas and carbodiimides, their preparation and their use for the control of pests |
| 12/14/1988 | EP0294907A1 Process for the preparation of 3,3-diaryl acrylic acid amides |
| 12/14/1988 | CN88102858A Process for preparing hydrazine derivatives use as antihypertension agent |
| 12/08/1988 | DE3816799A1 Substituierte benzamide, verfahren zu ihrer herstellung und pharmazeutische mittel Substituted benzamides, methods for their preparation and pharmaceutical compositions |
| 12/07/1988 | EP0294258A1 Hydrazine derivatives, process for obtaining them and pharmaceutical composition containing them |
| 11/29/1988 | US4788329 Preparation of cyclohexyl mono- and diurethanes and isocyanates derived therefrom by addition of methylcarbamate to limonene, process and compositions |
| 11/23/1988 | EP0292139A1 Azo compound |
| 11/23/1988 | EP0291819A2 Process for the preparation of isocyanates |
| 11/22/1988 | US4786751 Dissocyanates, diisocyanate mixtures and a process for their production |
| 11/15/1988 | US4784793 Terpenoid derivatives and liquid crystal materials and devices containing them |
| 11/09/1988 | EP0290117A1 Method for the preparation of pollakis-azobenzenes |
| 11/09/1988 | EP0289840A1 Process for the preparation of (cyclo)aliphatic diisocyanates |
| 11/01/1988 | CA1244045A1 Cycloalkane derivatives, process for their preparation and compositions containing the same |
| 11/01/1988 | CA1244012A1 Unsaturated cyclic amido-substituted ether compounds and preparation process thereof |
| 10/26/1988 | EP0287909A1 Amyloidosis and Alzheimer's disease diagnostic assay and reagents therefor |
| 10/25/1988 | US4780474 Use of alkylenediamine derivatives for the treatment of blood flow disturbances and pharmaceutical compositions containing them |
| 10/25/1988 | CA1243681A1 Amidines, their preparation and their use in pharmaceuticals |
| 10/19/1988 | EP0286889A1 Process for the preparation of ortho-substituted arylcarboximido esters |
| 10/19/1988 | CN88100650A Anti-inflammotory agent |
| 10/18/1988 | CA1243332A1 Process for purifying polyisocyanates and the polyisocyanates thus purified |
| 10/11/1988 | US4777276 Coatings, films, printing inks and adhesives |
| 10/11/1988 | CA1243025A1 Homocyclic derivatives |
| 10/06/1988 | WO1988007514A1 Tolanes |
| 10/05/1988 | EP0285302A1 Sesquiterpenoid isocyanide composition and its methods of use |
| 10/05/1988 | EP0285085A2 Amino acid derivatives, process for the preparation thereof and pharmaceutical composition comprising the same |
| 10/04/1988 | CA1242746A1 Process for the production of organic compounds |
| 09/28/1988 | EP0283884A1 Process for the preparation of diisocyanates |
| 09/27/1988 | US4774357 Solvent extraction, separation |
| 09/22/1988 | WO1988007036A1 LABILE KETONE DERIVATIVES OF 3-SUBSTITUTED-1-ALKYLAMINO-2-PROPANOLS AND THEIR USE AS beta-ADRENERGIC BLOCKERS |
| 09/21/1988 | EP0283147A1 Labile ketone derivatives of 3-substituted-1-alkylamino-2-propanols and their use as beta-adrenergic blockers |
| 09/21/1988 | EP0282959A2 Substituted 9-amino-tetrahydro-acridines and related compounds, a process for their preparation and their use as medicaments |
| 09/14/1988 | EP0282452A2 Phenoxyphenyl thioureas, ditto isothioureas and ditto carbodiimides and their use in pest control |
| 09/14/1988 | EP0282391A1 Process for the preparation of trifluoromethyl compounds |
| 09/14/1988 | EP0281829A2 Adducts of ketonic compounds with the anions of oxygenated acids, process for their preparation, their use and azo ketonic compounds |
| 09/06/1988 | US4769447 Substrates for g-glutamyl transferase determination |
| 08/31/1988 | EP0279921A2 Phenylacetylene-substituted schiff's base momomers and electroconductive polymers |
| 08/30/1988 | US4767879 Compounds and compositions |
| 08/30/1988 | US4767769 Antiulcer benzimidazole derivatives |
| 08/24/1988 | EP0279439A2 Purification process for crystallized layers |
| 08/24/1988 | EP0279307A2 Bifunctional chelating agents |
| 08/24/1988 | EP0279201A2 Process for the preparation of 2-cyano-2-oximino-acetamide derivatives |
| 08/17/1988 | EP0278595A2 Fungicides |
| 08/10/1988 | EP0277353A1 Process for the preparation of polyisocyanates containing biuret groups |
| 08/09/1988 | US4762943 Aromatization process |
| 08/09/1988 | US4762767 Negatively operating photoresist composition, with radiation-absorbing additives |
| 08/09/1988 | CA1240335A1 Process for selective hydrogenation of c-c double bonds in the presence of reducible, nitrogen- containing groups and new ruthenium complex compounds |
| 08/03/1988 | EP0276238A1 Hexasubstituted cyclohexane compounds |
| 08/02/1988 | US4761498 Diisocyanates and diisocyanate mixtures based on diphenylmethane, processes for their production and their use as isocyanate component in the production of polyurethane plastics by the isocyanate polyaddition process |
| 08/02/1988 | US4761250 Energetic plasticizer for gun propellants |
| 08/02/1988 | US4761246 Optically active azoxy compound and liquid crystal composition |
| 07/27/1988 | EP0276065A1 Anti-inflammatory agents |