Patents
Patents for C07C 269 - Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups (4,512)
01/1995
01/26/1995WO1995002576A1 Process for the preparation of n-carbonylarylimines useful for the synthesis of therapeutically active taxoids
01/26/1995CA2167073A1 Process for the preparation of n-carbonylarylimines useful for the synthesis of therapeutically active taxoids
01/25/1995EP0634996A1 1,4 naphthoquinone derivtives with anti-protozoal and anti-parasitic activity
01/24/1995US5384424 Process for the selective preparation of 4,4-methylene-bis-(N-phenylalkylcarbamate)
01/12/1995WO1995001323A1 Optically active amino alcohol derivative and process for producing the same
01/11/1995EP0633267A1 Process for the preparation of an alpha-amino acid amide for use in peptide synthesis
01/10/1995US5380855 Process for preparing N,N-substituted carbamoyl halides
01/04/1995EP0632083A1 Novel associative monomers and polymers
12/1994
12/21/1994EP0629610A2 Process for preparation of iodopropargyl carbamates
12/15/1994CA2120100A1 Process for preparation of iodopropargyl carbamates
12/15/1994CA2120090A1 Process for preparation of iodopropargyl carbamates
12/14/1994EP0628542A1 Process for the preparation of organic carbonates
12/08/1994WO1994027941A1 Process for preparing felbamate and intermediates thereto
12/08/1994CA2125074A1 Process for preparing organic carbamates
12/06/1994US5371282 Salt formation with optically active amine type resolving agent, separation, hydrolysis and neutralization
12/06/1994US5371264 Process for preparing N,O-disubstituted hydroxylamine compounds
12/06/1994US5371252 Triglycerol alkylcarbamates, their preparation and their use as emulsifying agents in cosmetic compositions in the form of wax microdispersions
12/06/1994US5371183 Preparation of urethane from polyamine and carbon dioxide
11/1994
11/23/1994EP0625146A1 Novel acid anhydrides and preparation and use thereof.
11/17/1994EP0624614A1 Process for the conversion of ester or carbonate groups to amide or urethanes groups
11/17/1994EP0624567A2 Derivatives of 3-fluorophenol, process for their preparation and their use
11/13/1994CA2123261A1 Urethanes and ureas that induce cytokine production
11/12/1994CA2123242A1 Derivatives of 3-fluorophenol, processes for preparing them, and the use of these compounds
11/12/1994CA2123149A1 Process for the production of compounds containing aliphatically bound amide or urethane groups
11/09/1994EP0623589A1 Coupling reagent and method for coupling amines with carboxylic acids
10/1994
10/26/1994CN1094032A Preparation of lodalkimyloarbamad
10/19/1994EP0620212A1 Polyamines, process for their preparation as well as their use as epoxy resin hardeners
10/13/1994WO1994022813A1 METHOD FOR THE PREPARATION OF β-PHENYLISOSERINE DERIVATIVES
10/04/1994US5352801 Process for the production of optically-active 4-amino-3-hydroxycarboxylic acids
09/1994
09/28/1994EP0617006A1 N-subtituted derivatives of N-methyl-3-(p-trifluoromethylphenoxy)-3-phenylpropylamine and the procedure for their preparation
09/28/1994CN1092759A Process for preparing felbamate and intermediates thereto
09/20/1994US5349048 Reaction of carbon dioxide with alcohol to form salt in solvent and reacting with hydrocarbyl halide
09/14/1994EP0538291B1 Intermediate used for the preparation of deferoxamine
09/13/1994US5347034 Process for the production of poly(O-alkylurethanes) of the diphenyl methane series
09/08/1994DE4407019A1 Process for the preparation of cycloaliphatic urethanes
09/06/1994US5344953 Carbonates as intermesiates for herbicidal oxazolidinedione derivatives
09/06/1994US5344934 Reaction of carbon dioxide and amine in aprotic solvents
08/1994
08/24/1994EP0611752A1 Urethane groups containing olefinically unsaturated isocyanates and their use as binders in coating compositions
08/23/1994US5340889 Reacting with polyoxypropylenediamine; used for preperation of polyurethanes, polyurethane polyols, polyesterurethane and polycarbonateurethane copolymers
08/20/1994CA2115684A1 Olefinically unsaturated isocyanates
08/18/1994WO1994018181A1 Process for preparing n-substituted-oxazolidine-2,4-diones
08/10/1994EP0609786A1 Process for producing urethane compound
08/10/1994EP0530285B1 Process for the enantioselective preparation of phenylisoserin derivatives
08/04/1994WO1994017034A1 Substituted amino compounds, their preparation and their use as inhibitors of thrombocyte aggregation
08/04/1994WO1994017033A1 Process for preparing c-substituted diethylene triamines
08/03/1994EP0530286B1 Process for the stereoselective preparation of phenylisoserin derivatives
07/1994
07/27/1994CN1089939A Benz|e¨indene derivatives
07/05/1994US5326899 Reacting dialkyl carbonate with propargyl alcohol, amine and iodine
06/1994
06/23/1994WO1994013627A1 Method of preparing iodoalkinyl carbamates
06/21/1994US5322963 Reacting alpha-amino aldehyde derivative with silanol derivative in presence of boron trifluoride-ether complex or tin tetrachloride catalyst
06/15/1994EP0601486A1 Cis-epoxide derivatives useful as irreversible HIV protease inhibitors and process and intermediates for their preparation
06/14/1994US5321166 Method for the production of aldehydes
06/14/1994US5321151 Process for preparation of iodopropargyl carbamates
06/08/1994EP0599973A1 Process for the preparation of beta-phenylisoserine derivatives and use thereof
06/01/1994EP0456799B1 Improved method of preparing an intermediate for the manufacture of bambuterol
05/1994
05/25/1994CN1024634C Production method of catalyst for sythesizing aromatic amino ester formate
05/24/1994US5315032 Method of producing an N-hydroxycarbamate compound
05/17/1994US5312889 Hydroxyfatty-acid-based monomers for producing plastics
05/17/1994US5312831 Immunology, anticarcinogenic agents and AIDS treatment
05/04/1994EP0595364A1 Benz[e]indene derivatives and a process for preparing them as well as medicaments containing them and the use of them
05/04/1994CN1024416C Process for preparing amino-urethanes and their use
05/01/1994CA2102042A1 Benz/e/indene derivatives
04/1994
04/26/1994US5306842 Method of manufacturing aromatic urethanes
04/19/1994US5304670 Process for the enantioselective preparation of phenylisoserine derivatives
04/19/1994US5304650 Process for the preparation of alkyl N-(hydroxyalkyl)-carbamates
04/14/1994WO1994007847A1 METHOD FOR THE STEREOSELECTIVE PREPARATION OF A DERIVATIVE OF β-PHENYLISOSERINE AND ITS USE IN THE PREPARATION OF TAXANE DERIVATIVES
04/14/1994CA2146374A1 Stereoselective preparation of .beta.-phenylisoserine and its use for preparing taxane derivatives
04/06/1994EP0590685A1 Process for optical resolution of (+)-cis-4-aminocyclopent-2-en-1-carboxylic acid derivative
04/05/1994US5300678 Preparation of (107 -substituted urethano alkylcarboxylates)
03/1994
03/31/1994WO1994006737A1 Process for preparing felbamate, 2-phenyl-1,3-propanediol and intermediates
03/22/1994CA1327969C Substituted amine derivatives, their production and use
03/15/1994US5294692 Associative monomers and polymers
03/08/1994US5292925 N-t-butyloxycarbonyl-3-cyclohexyl-L-alanine methyl ester in crystalline form
03/08/1994US5292921 Intermediates for antitumor agents
03/02/1994CN1083048A Heterocyclic compounds
03/01/1994US5290957 Baccatin derivatives, antitumor and antileukemia agents
02/1994
02/23/1994EP0583429A1 Highly reactive form of copper and reagents thereof
02/15/1994US5286897 Adding organic solvent, cooling, soparating crystals
02/15/1994US5286650 Acylation, hydrogenation of a tetramic acid; separation
02/15/1994US5286265 Carbamates, their production and use as fuels additives
02/08/1994CA1326856C Agents for repelling insects and mites
02/03/1994WO1994002450A1 Amino acid linked nitrogen mustard derivatives and their use as prodrugs in the treatment of tumours
01/1994
01/25/1994US5281742 Bis(fluorophenyl) carbonate derivatives
01/05/1994EP0577167A2 Method of producing an N-hydroxycarbamate compound
12/1993
12/15/1993CN1023119C Method for manufacturing of polyfunctional monomers
12/09/1993WO1993024263A1 Highly reactive zerovalent metals from metalcyanides adapted for preparation of organometallic compounds
11/1993
11/25/1993WO1993023361A1 Process for the preparation of a substituted diaminodiol
11/23/1993US5264572 Catalyst for isocyanate trimerization
11/17/1993CN1078459A Process for the manufacture of aldehydes
11/09/1993US5260473 Preparation of urethane and carbonate products
11/02/1993US5258508 Process for the preparation of oligomeric polyisocyanates and their use
10/1993
10/14/1993WO1993020044A1 1,4 naphthoquinone derivtives with anti-protozoal and anti-parasitic activity
10/14/1993CA2133744A1 1,4 naphthoquinone derivatives with anti-protozoal and anti-parasitic activity
09/1993
09/29/1993EP0562659A1 Process to synthetise peptides and new intermediates thereof
09/22/1993EP0561758A2 Method of preparing optically active homo-beta-amino acids
09/19/1993CA2091788A1 Method of preparing optically active homo-beta-amino acids
09/08/1993EP0559034A2 Process for the preparation of aldehydes
09/04/1993CA2089973A1 Process for the manufacture of aldehydes
08/1993
08/25/1993EP0556841A2 Production of unsaturated carbamic acid derivative
08/25/1993EP0556538A1 Blocked tricarbamate compounds
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