Patents
Patents for C07C 221 - Preparation of compounds containing amino groups and doubly-bound oxygen atoms bound to the same carbon skeleton (1,346)
04/2003
04/03/2003US20030065222 Reacting a N-protected aminoacid ester with halomethyllithium compound; then acid
04/03/2003US20030065187 Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds
04/02/2003CN1407024A Preparation of 1-amino-4-hydroxy anthraquino
03/2003
03/26/2003EP1294659A2 Process for isolating enantiomers of racemic cetamine
03/06/2003US20030045735 Reacting 1,4-dihydroxyanthraquinone with aliphatic or aromatic amines in presence of N-methyl-2-pyrrolidone; mass coloring the plastics
03/05/2003EP1288192A1 Process for preparing 1-amino-4-hydroxyanthraquinones
02/2003
02/16/2003CA2397894A1 Preparation of 1-amino-4-hydroxyanthraquinones
02/05/2003CN1100755C Aminophenyl ketone derivative and preparation method thereof
02/05/2003CN1100750C 15-deacetylated-13-amino acid substituted hypocrellin and its preparing method
02/04/2003US6515162 Method of preparing retroviral protease inhibitor intermediates
01/2003
01/23/2003WO2003006420A1 Catalytic method to convert aryl compounds to aryl amines
01/21/2003US6509506 Asymmetric aminohydroxylation of olefins using osmium catalyst; oxidation
01/09/2003US20030009046 Preparation of preparing substituted indanones
01/09/2003US20030008768 Catalyst for aromatic C-O, C-N, and C-C bond formation
01/08/2003EP1123276B1 N-(2-aryl-propionyl)-sulfonamides and pharmaceutical preparations containing them
01/07/2003US6504046 Process for the preparation of amides
12/2002
12/31/2002US6500985 Process for producing alpha-aminoketones
12/26/2002US20020198251 Substituted 2-dialkylaminoalkylbiphenyl derivatives
12/11/2002EP0934257B1 Substituted n-arylmethylamino derivatives of cyclobutene-3,4-diones
12/10/2002US6492539 Preparation of preparing substituted indanones
12/10/2002CA2036360C Reagents and methods for stereospecific fluoromethylation
11/2002
11/27/2002CN1381441A Process for synthesizing 4-amino 4'-chlorodiphenyl methane as intermediate of dye
11/26/2002CA2055174C Process for the synthesis of alpha-((dialkylamino) substituted-methylene)-beta-oxo-(substituted) propanenitriles
11/13/2002CN1379755A Substituted 2-dialkylamino alkylbiphenyl derivatives
11/07/2002WO2001047866A9 Substituted 1 and 2 naphthol mannich bases
11/06/2002EP1254892A2 N-substituted-aminomethyl cyclopropyl ketone derivatives or salts thereof and production process therefor
11/06/2002EP1254883A1 Process for producing sobstituted 1,1,1-trifluoro-3-butene-2-ones
10/2002
10/31/2002WO2002085838A1 Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds
10/31/2002US20020161262 Use treating various medical conditions, including pain
10/24/2002WO2001098265B1 Process for isolating enantiomers of racemic cetamine
10/24/2002US20020156325 Reacting a beta-yne-one with a primary or secondary amine; used in chemical vapor deposition
10/24/2002US20020156323 N-substituted-aminomethyl cyclopropyl ketone derivatives or salts thereof and production process therefor
10/24/2002US20020156295 Coordination catalyst containing ligand
10/23/2002EP1064243B1 Coupling reactions with palladium catalysts
10/09/2002EP1246791A2 Aminomethyl-phenyl-cyclohexanone derivatives
10/09/2002EP1246790A1 Substituted 1 and 2 naphthol mannich bases
10/09/2002CN1373745A 3-amino-2-benzyl-1-phenyl-propane derivs.
10/03/2002WO2002076926A1 3,4-di-substituted cyclobutene-1, 2-diones as cxc chemokine receptor antagonists
10/03/2002CA2436351A1 3,4-di-substituted cyclobutene-1, 2-diones as cxc chemokine receptor antagonists
10/02/2002EP1244624A1 Anthracene derivatives as anti-cancer agents
09/2002
09/18/2002EP0984921B1 Process for the preparation of substituted keto-enamines
08/2002
08/29/2002WO2002066416A1 Method of synthesizing camptothecin-relating compounds
08/29/2002CA2683768A1 Method of synthesizing camptothecin-relating compounds
08/15/2002WO2001098265A3 Process for isolating enantiomers of racemic cetamine
08/07/2002EP1229019A1 Process for the production of optically active cyclic enaminone derivatives
07/2002
07/31/2002EP1227079A2 Asymmetric beta-ketoiminate ligand compound, preparation method thereof and organometal percursor comprising the same
07/25/2002WO2002057199A1 Process for a homogeneously catalyzed c-c coupling reaction
07/23/2002US6423752 Indane dimer compounds with smooth muscle relaxing and/or mast cell stabilizing and/or anti-inflammatory activity
07/17/2002EP0863753B1 Use of perfluoroalkyl derivatives of amino acids as metallo-beta-lactamase inhibitors
07/16/2002US6420576 Preparation of arylaminohydroxyanthraquinones
07/11/2002WO2002053537A1 Process for preparing (±) trans-4-p-fluorophenyl-3-hydroxymethyl-1-methylpiperidine
07/11/2002CA2433605A1 Process for preparing (.plusmn.) trans-4-p-fluorophenyl-3-hydroxymethyl-1-methylpiperidine
07/09/2002US6417389 Process for the preparation of HPB esters
07/09/2002US6417357 Coupling reactions with palladium catalysts
07/02/2002CA2018149C Aminoketone compounds
06/2002
06/19/2002CN1354175A Preparation method of carbonyl alpha-substitution nitrogenous compound
06/19/2002CN1086375C Preparation of aromatic aldehydes
06/18/2002CA2235053C Novel amino compounds of 6,7,8,9-tetrahydro-cyclopenta[a]naphthalene and 2,3-dihydro-cyclopenta[e]indene, process for their preparation and pharmaceutical compositions containing them
06/04/2002US6399793 Reacting certain aryl amino acid esters, e.g. n-(2-t-butoxycarbonyl)-l-phenylalanine- 4-nitrophenyl ester, with a sulfur ylide compound to form a keto ylide; treatment with a source of chloride and an organic acid.
05/2002
05/30/2002WO2002042254A1 PROCESS OF PRODUCING CARBONYL a-SUBSTITUTED NITROGEN-CONTAINING COMPOUNDS
05/28/2002US6395916 Amine, phosphine ligands
05/23/2002WO2001049651A3 Aminomethyl-phenyl-cyclohexanone derivatives
05/22/2002CN1349975A Synthesis process of 1-amino-4-hydroxy anthraquinone derivative
05/14/2002US6388134 Chemical intermediates
05/08/2002EP1202953A2 Substituted 2-dialkylaminoalkylbiphenyl derivatives
05/02/2002WO2002034712A1 Process for preparing substituted aromatic compounds and intermediates therefor
05/02/2002US20020052530 Such as 3-(N-1-indanylamino)-indan-1-one 3-(N-1-indanylamino) indan-1-one formed by reacting amino-indane compound with bromo-indanone compound in presence of triethyleneamine
04/2002
04/18/2002DE10122447A1 Biphenylcarboxamide Biphenylcarboxamides
04/17/2002EP1196373A1 3-amino-2-benzyl-1-phenyl-propane derivatives
03/2002
03/27/2002CN1081621C Amino substituted demethoxy hypocrellin and its preparing method
03/21/2002US20020035288 Oxazolidine compounds as chemical intermediates
03/07/2002WO2002018319A1 Process for making n-aryl-anthranilic acids and their derivatives
03/07/2002CA2420003A1 Process for making n-aryl-anthranilic acids and their derivatives
02/2002
02/28/2002US20020026081 Process for producing alpha-aminoketone derivatives
02/28/2002US20020026079 Process for the preparation of alpha' chloroketones
02/21/2002WO2002014256A1 A PROCESS FOR THE PREPARATION OF α' CHLOROKETONES
02/21/2002CA2419751A1 A process for the preparation of .alpha.' chloroketones
02/14/2002WO2002011883A1 CATALYST FOR AROMATIC C-O, C-N, and C-C BOND FORMATION
02/13/2002CN1335292A Hairyleaf peudoyingzhaosu C as one compound with antineoplastic activity and its serial analogs
02/07/2002WO2002010122A1 Preparation of fatty hydroxamate
02/07/2002DE10121026A1 Synthesis of aldehyde, useful as intermediate for pharmaceutical and agricultural products and as flavoring agent, involves reacting carboxylic acid or its ester with hydrogen in the presence of a catalyst
01/2002
01/31/2002WO2002008197A1 Biphenyl carboxamides
01/31/2002WO2002008170A1 PROCESS FOR PRODUCING α-AMINO-α', α', α'-TRIHALOKET0NE DERIVATIVES, α-AMINO-α', α', α'-TRIHALOALCOHOL DERIVATIVES AND α-HYDROXY-β-AMINOCARBOXYLIC ACID DERIVATIVES
01/31/2002US20020013499 Process for producing alpha-aminoketones
01/08/2002US6337350 Inhibitors of formation of advanced glycation endproducts (AGEs)
01/02/2002EP1165064A2 Novel inhibitors of formation of advanced glycation endproducts (age's)
12/2001
12/27/2001WO2001098265A2 Process for isolating enantiomers of racemic cetamine
12/26/2001CN1327976A Benzoxazinone compounds asymmetrically synthesized from new intermediate
12/19/2001CN1326924A Process for preparing high purity 2-amino-5-chloro-2'-diphenyl ketone
12/11/2001US6329399 Antifungal amine derivatives and processing for producing the same
11/2001
11/29/2001US20010047111 Precipitating or crystallizing a salt from solution; suitable as intermediates for large scale production of enzyme inhibitors, e.g. hydroxyethylamine, hydroxyethylurea and hydroxyethylsulfonamide
11/28/2001CN1324344A N-(2-aryl-propionyl)-sulfonamides and pharmaceutical preparations containing them
11/21/2001CN1075075C Preparation and use of (3-alkoxyphenyl) magnesium chlorides
11/20/2001US6320063 Heating dichlorophthalic anhydride over layer of powdered anhydrous sodium and/or potassium fluoride under nitrogen atmosphere to produce difluorophthalic anhydride intermediate
11/07/2001EP1151990A1 Substituted N-arylmethylamino derivatives of cyclobutene-3, 4-diones
11/06/2001US6313132 Therapeutically active diarylpropylamines; their pharmaceutically acceptable salts; a method for their preparation and method for their use
10/2001
10/31/2001CN1320114A New derivatives of 6-(4-phenylbutoxy) hexylamine and process for producing salmeterol
10/30/2001US6310249 Process for producing 2-aminobenzophenone compound
10/24/2001EP1148046A1 Process for the preparation of alpha-aminoketones
10/23/2001US6307087 Ligands for metals and improved metal-catalyzed processes based thereon
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