| Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307) |
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| 06/09/1992 | US5120467 Anisotropic compounds and liquid crystal mixtures |
| 06/06/1992 | CA2056854A1 Photochromic naphthacenequinones, their preparation and the use thereof |
| 06/04/1992 | CA2055739A1 Method for ammoxidation of paraffins |
| 06/03/1992 | EP0249614B1 Oligomerization process |
| 06/02/1992 | US5118688 Tetrahydropyridoquinolone derivatives useful as anxiolytic agents |
| 06/02/1992 | CA1302420C Indene derivatives and methods |
| 06/02/1992 | CA1302418C 3,5-disubstituted pyrocatechole derivatives |
| 05/27/1992 | EP0487188A1 Alkyl phenol Mannich condensates |
| 05/27/1992 | EP0486782A1 Improved process for the synthesis of alpha-((dialkylamino)substituted-methylene)-beta-oxo-(substituted) propanenitriles |
| 05/27/1992 | CN1016781B Method for ammoxidation of paraffins and catalyst system therefor |
| 05/27/1992 | CN1016780B Method for ammoxidatin of paraffins and catalyst system therefor |
| 05/27/1992 | CN1016779B Method for ammoxidation of paraffins and catalyst system therefor |
| 05/26/1992 | US5117064 Selective |
| 05/20/1992 | EP0486286A2 Process for the production of anhydrides and nitriles |
| 05/20/1992 | CN1061166A Halogen-containing catalyst of acrylonitrile fluidized bed |
| 05/20/1992 | CN1061165A Catalyst system for ammoxidation of paraffins |
| 05/20/1992 | CN1016687B Process for preparation of alpha-aryl-4-(4,5-dihydro-3,5-dioxo-1,2,4-triazin-2(3h)-y1) benzene-acetonitriles |
| 05/19/1992 | CA1301176C Process for the preparation of optically active secondary arylamines |
| 05/19/1992 | CA1301175C Substituted 2,3-naphthalenedicarboxaldehydes |
| 05/15/1992 | CA2055395A1 Process for the production of anhydrides and nitriles |
| 05/14/1992 | WO1992007820A1 Process for preparing 3-trifluoromethyl benzyl chloride |
| 05/13/1992 | EP0484855A2 Process for the preparation of 3-aminocrotonitrile |
| 05/13/1992 | EP0484792A1 Fluidized-bed catalyst for preparing acrylonitrile |
| 05/13/1992 | EP0303636B1 A process for the preparation of pyrethroid type ester compounds |
| 05/12/1992 | US5112382 Halopropargyl compounds, compositions, uses and processes of preparation |
| 05/12/1992 | CA1300644C Process for the preparation of naphthacenes |
| 05/12/1992 | CA1300643C2 Synthesis intermediates used in the preparation of 5,6-dihydroxyindole and its 3-alkyl derivative |
| 05/12/1992 | CA1300638C Substituted phenyl acid esters, their preparation and their use as insecticides and acaricides |
| 05/12/1992 | CA1300633C 5,6-dihydroxyindole preparation process and 3-alkyl derivative |
| 05/12/1992 | CA1300632C Acetylene amines and their use as vasodilators and antihypertensives |
| 05/06/1992 | EP0484136A2 Production of hydrocarbon derivatives |
| 05/06/1992 | EP0238576B1 Nitrogen-containing heterocyclic compounds |
| 05/06/1992 | CN1060835A Device for preparing alpha,beta_unsatisfied nitrile |
| 05/05/1992 | US5110976 Insecticidal composition comprising more than one active ingredient |
| 05/05/1992 | US5110425 Terminal chlorination of normal alkane hydrocarbons |
| 05/01/1992 | CA2054147A1 Production of hydrocarbon derivatives |
| 04/29/1992 | EP0482347A2 Bis-(3-cyano-3,5,5-trimethyl-cyclohexylidene)-azine, process for its production and further processing to 3-(aminomethyl)-3,5,5-trimethyl-cyclohexylamine |
| 04/28/1992 | US5109020 Fluorinated cyclohexane derivatives, process and intermediates for their preparation and the use of the new fluorinated cyclohexane derivatives as fungicides and intermediates |
| 04/28/1992 | US5108654 Method for conducting chemical reactions in polyphase systems |
| 04/28/1992 | US5108489 Herbicidal disubstituted naphthalenes |
| 04/28/1992 | CA1299585C Method and composition for inhibiting acrylonitrile polymerization |
| 04/22/1992 | EP0481394A1 Preparation of aminonitriles |
| 04/21/1992 | US5107012 Hydrocyanation of pentenenitriles using cyanohydrins |
| 04/16/1992 | CA2053362A1 Preparation of aminonitriles |
| 04/15/1992 | EP0480528A1 Process for the preparation of polyvinyl compounds |
| 04/15/1992 | CN1016246B Method for mfg. aminophenol derivatives |
| 04/14/1992 | US5105020 Cycloalkane derivatives |
| 04/14/1992 | US5105004 Aromatic ethers |
| 04/14/1992 | US5104439 Herbicidal agents based on pyrazole derivatives |
| 04/10/1992 | CA2053009A1 Process for the preparation of polyvinyl compounds |
| 04/08/1992 | EP0479354A1 Nitrided silica |
| 04/08/1992 | CN1016143B Catalyst and catalyst precusor containing vanadium and antimony |
| 04/07/1992 | US5103023 Carboxy derivates with oxy subsitituents for treating liuer disorders |
| 04/07/1992 | US5102578 Electrooptics |
| 04/05/1992 | WO1992006069A1 Method for obtaining acetic acid derivatives |
| 04/02/1992 | WO1992005275A1 A process for the preparation of enantiomeric 2-alkanoic acids |
| 04/01/1992 | CN1016059B Herbicide composition containing 1,3-cyclohexabenzophenone derivatives |
| 03/25/1992 | EP0476765A1 A particle-bearing composite and a method for producing the same |
| 03/25/1992 | EP0476708A1 (Trifluoromethyl)vinyl pyrethroid derivatives, their use as pesticides, process for their preparation, and intermediates of that process |
| 03/25/1992 | EP0476579A1 Iron antimony-containing metal oxide catalyst composition and process for producing the same |
| 03/25/1992 | EP0313604B1 Electro-optical liquid crystal display element |
| 03/24/1992 | US5099036 α-(ω-cyanoalkanoyl)-γ-butyrolactone and method for producing the same |
| 03/24/1992 | CA1297905C Process for the preparation of iminodiacetonitrile |
| 03/24/1992 | CA1297900C Preparation of (z)-2-(2-arylethenyl)arylcarboxylic acids |
| 03/24/1992 | CA1297898C Continuous process for the alkylation of ch-acid compounds with alkyl carbonates in gas-liquid phase transfer catalysis conditions |
| 03/24/1992 | CA1297871C Fungicides |
| 03/18/1992 | EP0475351A1 Iron-antimony-molybdenum containing oxide catalyst composition and process for preparing the same |
| 03/18/1992 | CN1059516A Process for manufacture of biphenylcarbonitriles |
| 03/17/1992 | US5097058 Reacting isobutyryl-3,4-dimethoxybenzene with alpha-haloester, hydrolyzing, decarboxylating, oximinating, dehydrating |
| 03/17/1992 | CA1297499C Continuous hydrocyanation process using zinc halide promoter |
| 03/10/1992 | US5095148 Process for the production of 1-(aminomethyl)cyclohexane acetic acid |
| 03/10/1992 | US5095144 Process for dimerizing aromatic halogen compound |
| 03/10/1992 | US5095133 Aminomethylation |
| 03/10/1992 | US5094990 Iron-antimony-phosphorus-containing metal oxide catalyst for oxidation |
| 03/10/1992 | US5094989 Process for activation of catalysts |
| 03/04/1992 | EP0264435B1 Smectic liquid crystal phases |
| 03/04/1992 | CN1015707B Amide derivatives |
| 03/03/1992 | US5093512 Reacting Fluoroalkylsilanes With Fluoroalkyl Olefins |
| 03/03/1992 | US5093299 Catalyst for process for the manufacture of acrylonitrile and methacrylonitrile |
| 03/03/1992 | US5093027 Chiral dopants for liquid crystalline mixtures |
| 03/03/1992 | CA1296834C Condensation copolymers containing bis-methine moieties and products therefrom |
| 02/26/1992 | EP0472224A1 Fungicides |
| 02/25/1992 | US5091555 Process for the vacuum distillation of crude cyanohydrins containing 3 to 6 carbon atoms using liquid jet pump |
| 02/25/1992 | US5091554 Catalytic cyanation of isophoron with hydrogen cyanide in presence of alkaline acting alkali catalyst |
| 02/25/1992 | US5091416 Insecticidal compounds |
| 02/25/1992 | US5091408 Fungicidal 3-cyano-4-phenyl-pyrroles |
| 02/25/1992 | US5091093 Process for purifying acrylonitrile effluent |
| 02/25/1992 | CA1296335C Dichloroaniline derivatives |
| 02/18/1992 | US5089651 Process for producing 3-iminonitriles |
| 02/18/1992 | US5089640 Fungicides, plant growth regulators |
| 02/18/1992 | US5089625 Substituted cyclic kentones, substituted cyclic enones |
| 02/18/1992 | US5089511 Trifluoromethylvinyl compounds |
| 02/18/1992 | CA1296013C Process for preparing novel n-(acyloxyalkoxy) carbonyl derivatives useful as bioreversible prodrug moieties for primary and secondary amine functions in drugs |
| 02/12/1992 | EP0470795A1 Process for the manufacture of nitriles |
| 02/12/1992 | EP0470794A1 Process for the preparation of nitriles |
| 02/12/1992 | EP0470711A1 Fungicides |
| 02/12/1992 | EP0195053B1 Process for preparing 1,3-cyclohexanedione derivatives and intermediates therefor |
| 02/11/1992 | US5087764 Deprotonation of a 1-substituted-2,3-difluorobenzene using an organometallic compound and reacting the reaction product with an electrophile |
| 02/11/1992 | US5087755 Process for producing aromatic amines by reduction of aromatic nitro compounds |
| 02/11/1992 | US5087723 Hydrocyanation of conjugated 2-alkenoates |