| Patents for C07C 231 - Preparation of carboxylic acid amides (17,275) |
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| 03/05/1991 | CA1281037C Process for producing n,o-diacetyl-6-amino-2-naphthol |
| 03/05/1991 | CA1281029C Optically active ketals, processes for their preparation and their use in the synthesis of ó-arylakanoic acids |
| 03/01/1991 | CA2023495A1 Herbicidal glutaramic acids and derivatives |
| 02/27/1991 | EP0414610A1 Process for the enantioselective preparation of phenylisoserine derivatives |
| 02/27/1991 | EP0414342A2 Process for the manufacture of haloalkyllactones and substituted oxazolidinone intermediates |
| 02/27/1991 | CN1049495A Butyric acid derivatives |
| 02/26/1991 | US4996358 Control, prevention rheumatic diseases |
| 02/26/1991 | US4996322 Separation of amides with molecular sieves |
| 02/26/1991 | US4996320 Thyroid inhibitors |
| 02/26/1991 | CA1280848C2 Process for preparing amides from nitriles and amines |
| 02/24/1991 | WO1991002588A1 Improvement to the preparation of chiral catalysts based on ruthenium and phosphorus complexes |
| 02/24/1991 | CA2064870A1 Preparation of chiral catalysts based on ruthenium and phosphorus complexes |
| 02/20/1991 | EP0413666A1 Butyric acid derivatives |
| 02/20/1991 | EP0413259A2 Process for reducing primary and secondary amine in a tertiary amine |
| 02/20/1991 | EP0413140A1 Process for production of carboxylic acid esters and formamide |
| 02/20/1991 | EP0413068A1 Process for making an optically active mixture of an n-acyl-amino acid or ester containing at least two chiral centers |
| 02/20/1991 | EP0413006A1 Hydroxyalkane carboxylic acid derivates and their use. |
| 02/19/1991 | US4994617 Aminoalcohols, their preparation process and their applications, particularly in therapeutics |
| 02/19/1991 | US4994616 Anilide herbicides |
| 02/19/1991 | US4994605 Method of separating alpha-L-aspartyl-L-phenylalanine methyl ester through crystallization |
| 02/19/1991 | US4994601 Herbicidal α-(5-aryloxy-naphthalen-1-yl-oxy)-propionic acid derivatives |
| 02/19/1991 | US4994597 Cyanation of 3-chloro-1,2-propanediol |
| 02/19/1991 | CA2023464A1 Butyric acid derivatives |
| 02/19/1991 | CA1280441C Meta-substituted dioxa-alkane carboxylic acids, esters, amides and salts of diphenyl ethers |
| 02/19/1991 | CA1280414C Isoprenoidamine derivatives and antiulcer agents |
| 02/13/1991 | EP0412702A2 Mixtures of fatty amines from polyoxyalkyleneamines |
| 02/13/1991 | EP0412697A2 N, N'-(1-oxo-1,2-ethanediyl)-bis (aspartic acid), salts and use in detergent compositions |
| 02/13/1991 | EP0412310A1 Process for producing Manganese dioxide catalyst for the hydration reaction of cyanohydrins |
| 02/13/1991 | CA2023057A1 Process for reducing the content of primary and secondary amine in a tertiary amine |
| 02/12/1991 | US4992588 Acylating o-amino methyl benzyl alkyl ether, reacting, intermediate with hydrohalic acid |
| 02/12/1991 | US4992585 Reacting N-methylacetoacetamide with chlorie to produce A-chloro-N-methyl acetoacetamide |
| 02/12/1991 | US4992584 Process for the preparation of β-ketocarboximides of α,β-unsaturated amides |
| 02/12/1991 | US4992574 Benzocycloheptene derivatives |
| 02/12/1991 | US4992547 Aminoaryl ketone photoinitiators |
| 02/12/1991 | US4992518 Polymers obtained by heating allybicyclo[2.2.1]hept-5-ene-2-carboxylic acid amides for between 6 and 60 hours at 150°-300° C. |
| 02/12/1991 | CA2022410A1 Mixtures of fatty amines from polyoxyalkyleneamines |
| 02/07/1991 | WO1991001296A1 Process for the preparation of 2,4,6-triiodo-5-amino-n-alkylisophthalamic acid and 2,4,6-triiodo-5-amino-isophthalamide compounds |
| 02/05/1991 | US4990671 Catalytic hydrogenation and acylation are conducted in same aprotic organic solvent in situ; one step |
| 02/05/1991 | US4990668 Reacting selected dioxolane with hydrohalic acid and organic acid, then with amine |
| 02/05/1991 | US4990666 Racemization of optically active amino alcohols |
| 02/05/1991 | US4990664 Ethanolamine derivatives |
| 02/05/1991 | US4990651 Process for producing carboxylic acid esters |
| 02/05/1991 | US4990644 Sulfonium compound and acylating agent |
| 02/05/1991 | US4990633 Fluorinated bisaryloxy-substituted alkenes, process for their preparation and their use |
| 01/30/1991 | EP0410358A1 Aromatic carboxylic acid amides, their preparation and their use as medicines |
| 01/29/1991 | US4988734 Fungicidal stereoisomers of N-(R)-(1-aryl-ethyl)-1-alkyl-2,2,-dichloro-cyclopropanecarboxamides |
| 01/29/1991 | US4988730 Treatment of angina or arrhythmia |
| 01/29/1991 | CA2020887A1 Aromatic carboxylic amides |
| 01/24/1991 | CA2005891A1 Process for the preparation of 2,4,6-triiodo-5-amino-n- alkyl-isophthalamic acid and 2,4,6-triiodo-5-amino- isophthalamide compound |
| 01/23/1991 | EP0408766A1 N,n-dialkylaminoalkyl(meth)acrylamide composition having improved preservability |
| 01/23/1991 | EP0408759A1 Method of obtaining bromated aromatic and heterocyclic combinations containing acceptor groups |
| 01/23/1991 | EP0408654A1 Process for the preparation of 2,4,6-triiodo-5-amino-n-alkylisophthalamic acid. |
| 01/22/1991 | US4987256 Hydration of cyanhydrin using modified manganese dioxide catalyst |
| 01/22/1991 | US4987153 Antiedemic, antiinflammatory |
| 01/22/1991 | US4987147 Low toxicity |
| 01/16/1991 | EP0408340A2 Ruthenium-optically active phoshine complex useful as catalyst |
| 01/16/1991 | EP0408338A2 Catalytic production of carboxylic acids and esters thereof |
| 01/15/1991 | US4985595 Aminobenzamide derivatives |
| 01/15/1991 | US4985567 Ligand for a Metal Complex Catalyst |
| 01/10/1991 | WO1991000264A1 Process for directly obtaining acid amides as chemical raw material from fats and oils |
| 01/10/1991 | WO1991000263A1 Process for making symmetrical di-fatty acid diamides |
| 01/09/1991 | EP0406992A2 New non-ionic carboxamide contrast agent |
| 01/09/1991 | EP0406676A2 Process for producing methyl methacrylate |
| 01/08/1991 | US4983776 Process for the preparation of functional fluoro derivatives |
| 01/08/1991 | US4983766 Chemical intermediates for optically active secondary alcohols |
| 01/08/1991 | US4983757 Process for production of carboxylic acid esters and formamide |
| 01/08/1991 | US4983315 Biodegradation |
| 01/03/1991 | DE4019089A1 Fatty acid amide(s) prepn. - from crude fats and oils by reacting with amide forming reagents, useful as lubricant additives |
| 01/03/1991 | DE4019088A1 Prepn. of symmetrical di- fatty acid di-amide - by reaction of fatty acid or ester, opt. as crude fat or oil, with di-amine |
| 01/02/1991 | EP0405634A2 Volatile organic barium, strontium and calcium compounds and method for the preparation of layered materials with barium, strontium or calcium oxides or fluorides from these compounds |
| 01/02/1991 | EP0144396B1 Polyhydroxybenzoic acid derivatives |
| 01/01/1991 | US4981992 Hydrogenation, ruthenium complex catalyst |
| 01/01/1991 | US4981973 Bronsted acid, ruthenium catalyst |
| 01/01/1991 | US4981963 Alcohol or amine reacted with n,n*-diacetyloxamide |
| 01/01/1991 | US4981595 Process for the purification of spergualin-related compounds |
| 12/29/1990 | CA2019831A1 Method of producing fatty acid amides directly from crude fats and oils |
| 12/27/1990 | EP0403511A1 Hydrogenation of halonitroaromatic compounds. |
| 12/26/1990 | CN1048040A Ethanolamine derivatives |
| 12/26/1990 | CN1010944B Glyoxylylspermidine and the prepn. method |
| 12/25/1990 | US4980444 Aromatic amide groups-containing diamines and polymers in which these diamines are incorporated |
| 12/25/1990 | US4980372 Benzoylaminophenoxybutanoic acid derivatives |
| 12/25/1990 | US4980031 Solvent recovery |
| 12/19/1990 | EP0403188A2 A compound of 2,2'-bis(diphenylphosphino)-1,1'-binaphthyl and catalytic complexes thereof |
| 12/19/1990 | CN1047858A Method for producing glyoxylylspermidine and use thereof for production of 15-deoxy spergualin-related compounds |
| 12/18/1990 | US4978786 Reacting oxamide with primary or secondary amines |
| 12/18/1990 | CA1277988C Process for producing n-acyl-2,3-dehydro-amino carboxylic esters |
| 12/13/1990 | WO1990015070A1 Very large scale immobilized peptide synthesis |
| 12/13/1990 | CA2391491A1 Very large scale immobilized peptide synthesis |
| 12/12/1990 | EP0401286A1 Process for preparing n-(hydroxyalkyl)-2-unsaturated amides and 2-alkenyl oxazolines. |
| 12/12/1990 | EP0401253A1 2-amino acetamide derivatives |
| 12/11/1990 | US4977263 Process for preparing 1,8-bridged 4-quinolone-3-carboxylic acid antibacterials |
| 12/11/1990 | US4977170 Isoprenoidamine compounds which are useful antiulcer agents |
| 12/11/1990 | US4977148 Thermogenic stimulants for obesity or diabetes |
| 12/05/1990 | EP0401125A2 Biphenyl derivatives, process for preparing the same and intermediates therefor |
| 12/05/1990 | EP0400971A2 Method for preparation of taxol |
| 12/05/1990 | EP0400495A1 N-phenylalkyl substituted alfa-amino carboxamide derivatives and process for their preparation |
| 12/05/1990 | CN1047496A Process for the preparation of n-phenylalkyl substituted alpha-amino carboxamide derivatives |
| 12/05/1990 | CN1010681B Process for the preparation of p-acylaminobenzamides |
| 12/04/1990 | US4975461 P-aminophenols, derivatives thereof and method of use |
| 12/04/1990 | US4975380 Chemiluminescent labeled organic reagents and their use in analysis of organic compounds |