| Patents for C07C 67 - Preparation of carboxylic acid esters (66,429) |
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| 02/21/1989 | US4806672 Concurrent amidation, dehydration of dimethyl isophthalate in presence of catalyst |
| 02/21/1989 | US4806670 Catalysis with mixture of noble metal and condensation and hydrogenation catalysts |
| 02/21/1989 | US4806668 Producing 5-chloro-3-hydroxycyclopentyl aldehydes |
| 02/21/1989 | US4806647 Palladium(ii) compound, chelate ligand, protonic acid and salt |
| 02/21/1989 | US4806641 Salts of 3-hydroxy-4-oxo-3,4-dihydro-1,2,3-benzotriazine and amino compounds |
| 02/21/1989 | US4806611 Aminourethanes, a process for their preparation and their use |
| 02/21/1989 | US4806604 Photosensitive calcium chelators |
| 02/21/1989 | US4806570 Antidepressants |
| 02/21/1989 | US4806567 Method for the treatment of ischemia and reperfusion syndromes |
| 02/21/1989 | US4806558 Diarylacetylenes and their use in treating acne |
| 02/21/1989 | US4806516 Molding zinc, zirconium, and copper oxides with water and ammonia and roasting to fines |
| 02/21/1989 | US4806444 Electrostatographic imaging member |
| 02/21/1989 | US4806443 Polyarylamine compounds and systems utilizing polyarylamine compounds |
| 02/21/1989 | US4806286 Catalysis with guanidinium salt; pesticides, polymerization catalysts |
| 02/21/1989 | US4806280 Process for the preparation of unsaturated compound α-chlorinated with respect to two electron-attracting groups in a β-position |
| 02/21/1989 | US4806151 Esterification, then amination of 4-chloro-3,5-dinitro-benzoic acid; acid catalyst, salt formation of excess; fungicides, herbicides |
| 02/21/1989 | US4806147 Substituted 1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicides |
| 02/21/1989 | US4806141 Herbicidal compounds and compositions |
| 02/21/1989 | CA1250321A1 Alkylation aide for sulfuric acid catalyzed alkylation units |
| 02/21/1989 | CA1250320A1 Alkylation aide for sulfuric acid catalyzed alkylation units |
| 02/21/1989 | CA1250319A1 Olefin upgrading with ferrosilicate zeolite catalyst |
| 02/21/1989 | CA1250316A1 Methane conversion |
| 02/21/1989 | CA1250315A1 Process for production of hydrocarbons |
| 02/21/1989 | CA1250314A1 Urea synthesizing process utilizing silicon carbide materials in its equipment |
| 02/21/1989 | CA1250313A1 METHOD OF PREPARING .alpha.-CHLORINATED UNSATURATED COMPOUNDS WITH TWO ELECTROATTRATIVE GROUPS IN POSITION .beta. |
| 02/21/1989 | CA1250312A1 Unsaturated derivatives, their preparation, and their use |
| 02/21/1989 | CA1250311A1 Process for the preparation of methyl n- methylanthranilate |
| 02/21/1989 | CA1250310A1 Sulfur-containing halogenated esters of neopentyl alcohol, methods for their preparation and use thereof |
| 02/21/1989 | CA1250306A1 Process for the preparation of acetylenic derivatives, derivatives thus made, and their use |
| 02/21/1989 | CA1250305A1 Aniline derivatives and their use for controlling undesirable plant growth |
| 02/21/1989 | CA1250302A1 Fungicidal aniline derivatives |
| 02/21/1989 | CA1250300A1 Ether herbicides |
| 02/21/1989 | CA1250298A1 Process for preparing 3-phenyl 2-propene amine derivatives; derivatives thus obtained |
| 02/21/1989 | CA1250290A1 PROCESS FOR RESOLUTION OF OPTICAL ISOMERS OF .beta.- ADRENERGIC AGENTS |
| 02/21/1989 | CA1250285A1 Intermediates for the preparation of prostaglandin analogues |
| 02/21/1989 | CA1250129A1 Crystalline silicas |
| 02/15/1989 | EP0303562A1 Process for the preparation of E/Z mixtures of 2-(bicyclo[3.3.0]octan-3-ylidene) acetic-acid derivatives with a major proportion of E or Z isomer |
| 02/15/1989 | EP0303550A2 Process for the preparation of 2-methyl-pentane diamine by hydrogenation of 2-methyl glutaronitrile |
| 02/15/1989 | EP0303546A2 O-alkylation process for N-(hydroxy)aralkyl phenyl ethanol amines |
| 02/15/1989 | EP0303545A2 Process for the preparation of phenylethanolaminotetralines |
| 02/15/1989 | EP0303527A1 Catalyst of aluminosilicate with at least one noble metal and its use for the isomerisation of C8 fraction |
| 02/15/1989 | EP0303525A1 Process for reducing a refining catalyst before its use |
| 02/15/1989 | EP0303512A1 Substituted dibenzocycloheptenimines |
| 02/15/1989 | EP0303466A2 Ethanolamine derivatives |
| 02/15/1989 | EP0303455A2 Purification of diphenyl phthalates |
| 02/15/1989 | EP0303398A1 Preparation process of 4-(4-hydroxyphenyl)-cyclohexanol |
| 02/15/1989 | EP0303382A1 Process for the preparation of meso 2,5-dihaloadipates |
| 02/15/1989 | EP0303283A2 2-Hydroxybenzophenone hydrazides and derivatives thereof |
| 02/15/1989 | EP0303280A2 Phenolic antioxidant hydrazides |
| 02/15/1989 | EP0303227A1 Ethers and thioethers having therapeutical activity, their preparation and pharmaceutical compositions containing them |
| 02/15/1989 | EP0303184A2 1,1-Dialkoxy- or 1,1-(alpha,omega-alkylenedioxy)-non-2-yn-9-ol and their OH-protected derivatives |
| 02/15/1989 | EP0303181A2 1,2-Diamine compounds, process for their preparation as well as medicaments containing these compounds |
| 02/15/1989 | EP0303172A2 Oxyimino-cephalosporins |
| 02/15/1989 | EP0303153A2 1-Aryl pyrazoles |
| 02/15/1989 | EP0303150A2 Process for the production of poly-isocyanates containing allophanate groups |
| 02/15/1989 | EP0303060A1 Hydroformylation process |
| 02/15/1989 | EP0302993A1 Methylcyclododecatrien-1-ols, method for their production and their application |
| 02/15/1989 | EP0213130B1 Trichloroacetortoxy-3,4,5,6-tetrachlorobenzoic acid chemoterapeutically active against cutaneous and subcutaneous benigne neoformations, process for its preparation and compositions conmtaining the same |
| 02/15/1989 | CN1031106A Process for producing a mixture of sulfides of alkaline earth metal salts of alkylhydroxybenzoic acid and alkylphenol |
| 02/15/1989 | CN1031083A Process for preparing compounds with antiulcer action |
| 02/15/1989 | CN1031077A Un-natural ceramide related compounds and preparation thereof |
| 02/15/1989 | CN1031076A Histamine h2-antagonist intermediate and process for their preparation |
| 02/15/1989 | CN1031075A Process for preparation of (e)-2-(p-fluorophenethyl)-3-fluoroallylamine |
| 02/15/1989 | CN1031073A Gas-phase fluorination process |
| 02/14/1989 | US4804800 Process for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst life |
| 02/14/1989 | US4804799 Dehydrogenation catalyst |
| 02/14/1989 | US4804795 Isomerized alicyclic saturated hydrocarbon |
| 02/14/1989 | US4804791 In vapor phase using group 8 metal-rhenium catalyst |
| 02/14/1989 | US4804789 D-mannite derivatives as starting products for the synthesis of phospholipids |
| 02/14/1989 | US4804788 Preparation process of 4,4-dihydroxybiphenyl |
| 02/14/1989 | US4804786 Hydrolysis or alcoholysis of bisacetals in presence of acid catalyst |
| 02/14/1989 | US4804785 Alpha, beta-substituted acroleins |
| 02/14/1989 | US4804778 Process for producing methacrylic acid |
| 02/14/1989 | US4804776 2-formyl-2-p-tertbutylbenzylpropionic acid and its esters |
| 02/14/1989 | US4804760 Cyclization of aminoacrylate with acid acceptor in aprotic solvent |
| 02/14/1989 | US4804684 Symmetrical O-substituted dioximes of benzo-fused β-diketocyclo-alkylenes, the processes for their preparation and their application as drugs |
| 02/14/1989 | US4804682 2-chloro-4-((cyanomethyl)thio)phenyl N-methyl carbamate for treating carcinomas |
| 02/14/1989 | US4804659 Decahydronaphth-2-yl-alkylamines |
| 02/14/1989 | US4804502 Vitamin D compounds |
| 02/14/1989 | US4804485 Antifouling agents to prevent sulfur plugging in sour oil and gas wells |
| 02/14/1989 | US4804406 Plant fungicides |
| 02/14/1989 | CA1250089A1 PROCESS FOR PRODUCING .alpha.-L-ASPARTYL-L-PHENYLALANINE METHYL ESTER OR ITS HYDROCHLORIDE |
| 02/14/1989 | CA1250004A1 Process for producing isobutene |
| 02/14/1989 | CA1250002A1 Recrystallization of bisphenol a by azeotropically drying the solvent |
| 02/14/1989 | CA1250001A1 Process for preparing 2-(5-chloro-4-nitro-2- methoxybenzamido)-acetohydroxamic acid |
| 02/14/1989 | CA1250000A1 Process for preparing crystalline salts of acetoacetamide-n-sulfofluoride |
| 02/14/1989 | CA1249996A1 Preparation of aromatic cyanates |
| 02/14/1989 | CA1249995A1 Cyclopropane ringed compounds; process for preparing the same and their use for preparing dihalovinyl chain cyclopropane derivatives |
| 02/14/1989 | CA1249994A1 PROCESS FOR THE RACEMIZATION OF N-ACETYL-D (L)-.alpha.- AMINO CARBOXYLIC ACIDS |
| 02/08/1989 | EP0302831A2 Compounds |
| 02/08/1989 | EP0302816A2 Use of campholennitril as a perfume |
| 02/08/1989 | EP0302799A2 Process for the preparation of L,L or D,D or racemic N6-benzyloxycarbonyl-2,6-diamino-pimelamic acid |
| 02/08/1989 | EP0302792A2 Alkylaminoalkoxyphenyl derivatives, process of preparation and compositions containing the same |
| 02/08/1989 | EP0302697A1 Inhibition of polymerization of unsaturated acid in the vapor phase |
| 02/08/1989 | EP0302694A2 Substituted aryloxyamino-propanols and methods of preparing same |
| 02/08/1989 | EP0302665A1 The homogeneous partial oxidation of a methane-containing paraffinic hydrocarbon |
| 02/08/1989 | EP0302636A1 Ammonium activation of zeolites in the presence of gaseous ammonia |
| 02/08/1989 | EP0302626A2 Insecticidal compounds |
| 02/08/1989 | EP0302624A2 A method for racemization of optically active serine |
| 02/08/1989 | EP0302612A1 Insecticidal compounds characterised by enhanced knockdown effect |