Patents for C07B 55 - Racemisation; Complete or partial inversion (688) |
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05/11/2005 | EP1529037A2 Synthesis of 2-alkylcysteines, 2-(hydroxylated phenyl)-4-alkylthiazoline-4-carboxylic acids and derivatives thereof |
04/28/2005 | US20050090543 Method for the preparation of tetrahydrobenzothiepines |
04/12/2005 | US6878828 Coupling cysteine with benzonitrile, then esterifying, alkylating, hydrolyzing and reacting with acids to form 2-methylcysteine |
04/05/2005 | US6875883 Forming a phenyl-thiazoles chemical intermediates for making antioxidants, ferrielectric liquid crystal dopant, picornaviral viricides, antiinflammatory agents, anti-asthma agents, and fibringoen antagonists |
04/05/2005 | US6875882 Ferroelectric liquid crystals, antihistamines, antiinflammatory agents, viricides |
03/24/2005 | WO2004108665A3 A process for preparation of clopidogrel |
03/23/2005 | EP1419125A4 Kinetic resolutions of chirat 3- and 3-substituted carboxylic acids |
03/02/2005 | EP1232279B1 Method for producing optically active amines |
03/01/2005 | US6861532 Synthesis of 2-alkylcysteine |
02/16/2005 | EP1506162A2 Synthesis of benzonitriles and benzimidates |
01/25/2005 | US6846958 Synthesis of benzimidate from benzoic acid |
01/25/2005 | US6846955 Process for racemising an enantiomer-enriched schiff base of an amino acid amide |
01/25/2005 | US6846843 β-thioamino acids |
01/19/2005 | EP1497310A2 A process for the preparation of 6 alfa-fluoro steroids by isomerisation of 6.beta.-fluorosteroids |
01/11/2005 | US6841691 Process for the preparation of enantiomerically enriched esters and alcohols |
01/05/2005 | CN1183101C Derivatives of alpha-amino acid phenyl ester |
01/04/2005 | US6838584 Estrogen receptor modulators |
12/16/2004 | WO2004108665A2 A process for preparation of clopidogrel |
12/02/2004 | US20040242921 Resolution of racemic mixtures using an amine |
12/01/2004 | CN1177800C Method for the recemization of optically active amines |
11/18/2004 | CA2524489A1 Method for the synthesis of 4-hydroxyisoleucine and the derivatives thereof |
11/17/2004 | CN1547566A Spliting method of (r)-(-)-2-hydroxyl-2-(2-chlorphenyl)acetic acid |
11/11/2004 | US20040225154 As a saccharinate from a mixture of the diastereomers (1SR,2)RS-2-((dimethylamino)methyl)-1-(3-methoxyphenyl)-cyclohexanol and (1SR-2RS)-2-((dimethylamino) methyl)-1-(3-methoxyphenyl)-cyclohexanol and impurities |
11/03/2004 | CN1173902C Racemization of optically active amines |
11/02/2004 | US6812363 Racemization of optically active 2-substituted phenyl glycine esters |
10/27/2004 | CN1172912C Racemistion process for use in manufacture of levobupivacaine and related piperidinecarboxanilide anaesthetic agents |
10/26/2004 | US6809214 Shortened synthesis of 3,3-diarylpropylamine derivatives |
10/26/2004 | CA2120812C Improved process for manufacturing l-(-)-carnitine from a waste product having opposite configuration |
10/13/2004 | EP1430031A4 Kinetic resolution of a intermediate useful in the production of benazepril and analogues thereof |
10/13/2004 | CN1537103A Kinetic resolution of intermediater body for preparing benazepril and its analogues |
09/21/2004 | US6794544 Method for the preparation of tetrahydrobenzothiepines |
09/21/2004 | US6794515 Synthesis of 2-alkylcysteine via substituted thiazoline amide |
09/15/2004 | EP1224161B1 Nitroxy derivatives of (r) and (s)-carnitine |
09/10/2004 | WO2004076404A1 Processes for the production of optically active compounds having substituents at the 2-position |
08/25/2004 | CN1163499C Process for racemization of atropisomeric bis(phosphine oxide) compound |
08/19/2004 | US20040162304 Estrogen receptor modulators |
07/21/2004 | CN1514841A Synthesis of silyl camptothecins and silyl homo camptothecins |
06/23/2004 | EP1430031A2 Kinetic resolution of a intermediate useful in the production of benazepril and analogues thereof |
06/16/2004 | EP1339406B1 Piperazine derivatives, their preparation and their use for treating central nervous system (cns) disorders |
06/15/2004 | US6750370 Chemical intermediate for synthetic pyrethroids |
05/27/2004 | DE10348674A1 Racemisierung von optisch aktiven 2-substituierten Phenylglycinestern Racemization of optically active 2-substituted Phenylglycinestern |
05/19/2004 | EP1419125A1 Kinetic resolutions of chirat 3- and 3-substituted carboxylic acids |
04/29/2004 | WO2003003972A3 Kinetic resolution of a intermediate useful in the production of benazepril and analogues thereof |
04/29/2004 | US20040082796 Reacting a substituted benzonitrile with a cysteine compound |
04/29/2004 | US20040082647 Anticholesterol agents; controlling bile acid transfer into intestines |
04/28/2004 | CN1147487C Racemization of R,S-dioxo-benzyl pyrrolopiperidine |
04/22/2004 | US20040077061 Enzymatic resolution of aryl and thio-substituted acids |
04/22/2004 | US20040077059 Process for the preparation of enantiomerically enriched esters and alcohols |
04/21/2004 | EP1409453A1 Novel diamines having a casr modulating activity |
04/15/2004 | US20040073057 Heating with thionyl chloride; racemization |
04/15/2004 | US20040072310 Enzymatic resolution of aryl and thio-substituted acids |
04/14/2004 | EP1406853A1 Process for the racemization of alcohols |
04/08/2004 | WO2003097622A3 Synthesis of 2-alkylcysteines, 2-(hydroxylated phenyl)-4-alkylthiazoline-4-carboxylic acids and derivatives thereof |
04/07/2004 | EP1131270B1 Process for converting an alcohol to the corresponding fluoride |
04/07/2004 | CN1487943A Process for preparing clopidogrel |
03/17/2004 | EP1397335A1 Resolution process for (r)-(-)-2-hydroxy-2-(2-chlorophenyl)acetic acid |
02/25/2004 | CN1477961A Piperazine derivatives, their preparation and their use for treating central nervous system (CNS) disorders |
02/18/2004 | EP1325001B1 Anticholinergic agents that can be used as medicaments and method for the production thereof |
02/12/2004 | WO2003097582A3 Synthesis of benzonitriles and benzimidates |
02/11/2004 | EP1387821A2 Estrogen receptor modulators |
02/10/2004 | CA2088774C Process for the racemization nonracemic 3-oxocyclopentane-or-hexanecarboxylic acids or their esters with c1-c6-alcohols |
02/05/2004 | US20040024224 Synthesis of 2-alkyl amino acids |
01/22/2004 | WO2004007456A1 Novel derivatives of pyridylethanol (phenylethyl) amines as inhibitors of cholesterol biosynthesis, processes for their preparation, and pharmaceutical compositions containing them |
01/22/2004 | CA2493004A1 Novel derivatives of pyridylethanol (phenylethyl) amines as inhibitors of cholesterol biosynthesis, processes for their preparation, and pharmaceutical compositions containing them |
01/21/2004 | EP1382606A2 8-azabicyclo[3.2.1]octane derivatives and their use as anticholinergics |
01/14/2004 | CN1468236A Novel anticholinergic agents that can be used as medicaments and method for the production thereof |
01/08/2004 | US20040006224 Synthesis of 2-alkyl amino acids |
01/02/2004 | EP1375497A1 Magnesium salt of s-omeprazole |
01/01/2004 | US20040002613 Synthesis of benzonitriles from substituted benzoic acid |
12/25/2003 | US20030236435 Synthesis of 2-alkylcysteine via substituted thiazoline ester |
12/25/2003 | US20030236434 Condensing cysteine with cabocyclic nitriles to form 2-arylthiazoline-4-carboxylic acid, then amidation, alkylation, hydrolyzing and optionally purifying to form 2-methylcysteine |
12/25/2003 | US20030236426 Synthesis of benzimidate from benzoic acid |
12/25/2003 | US20030236406 Amination forming a benzylammonium methyl phenoxy 5-tetrahydrobenzothiepine; apical sodium co- dependent bile acid transporter inhibitors, anticholesterol agents |
12/25/2003 | US20030236404 Synthesis of 2-alkylcysteine via phase transfer catalysis |
12/25/2003 | US20030236253 Gabapentin; antiepileptic agents, analgesics |
12/11/2003 | US20030229231 Forming chelate compounds |
12/04/2003 | US20030225287 Synthesis of chiral 2-alkyl amino acids |
11/27/2003 | WO2003097622A2 Synthesis of 2-alkylcysteines, 2-(hydroxylated phenyl)-4-alkylthiazoline-4-carboxylic acids and derivatives thereof |
11/27/2003 | WO2003097582A2 Synthesis of benzonitriles and benzimidates |
11/27/2003 | US20030220504 Forming a phenyl-thiazoles chemical intermediates for making antioxidants, ferrielectric liquid crystal dopant, picornaviral viricides, antiinflammatory agents, anti-asthma agents, and fibringoen antagonists |
11/26/2003 | EP1363872A1 Method for isolating and purifying (1rs,2rs)-2- (dimethylamino)methyl]-1-(3-methoxyphenyl)-cyclohexanol |
11/20/2003 | WO2003082896A3 A PROCESS FOR THE PREPARATION OF 6α-FLUORO STEROIDS BY ISOMERISATION OF 6β-FLUOROSTEROIDS |
11/20/2003 | US20030216408 -4-substituted-N-(2-(4-(2,3-dihydro-benzo(1,4)dioxin-5-yl)-piperazin -1-yl)propy l)-N-pyridin-2-yl-benzamide or salt; useful as 5-HT1A receptor antagonists |
11/13/2003 | US20030212292 Shortened synthesis of 3,3-diarylpropylamine derivatives |
10/22/2003 | EP1353928A2 Process for preparing clopidogrel |
10/09/2003 | WO2003082896A2 A PROCESS FOR THE PREPARATION OF 6α-FLUORO STEROIDS BY ISOMERISATION OF 6β-FLUOROSTEROIDS |
10/09/2003 | CA2480629A1 A process for the preparation of 6.alpha.-fluoro steroids by isomerisation of 6.beta.-fluorosteroids |
10/01/2003 | EP1129055B1 Method for racemization of optically active amines |
10/01/2003 | EP0873290B1 Process for racemization of n-acetyl-d(l)-alpha-aminocarboxylic acids |
09/24/2003 | CN1122000C Racemization of optically active amines |
09/17/2003 | CN1121383C Process for recycle of waste product of diltiazem synthesis |
09/16/2003 | US6620600 Enzymatic resolution of aryl and thio-substituted acids |
09/03/2003 | EP1339406A2 Piperazine derivatives, their preparation and their use for treating central nervous system (cns) disorders |
08/27/2003 | EP1159252B1 Method for the racemization of optically active amines |
08/27/2003 | CN1119317C Process for racemization of optically active 1-phenylethylamine derivative |
07/30/2003 | EP1150941B1 Method for the racemization of optically active amines |
07/23/2003 | EP1328655A2 Enzymatic resolution of aryl- and thio-substituted acids |
07/16/2003 | CN1430677A Process for preparation of enantiomerically enriched esters and alcohols |
07/09/2003 | EP1325001A1 Anticholinergic agents that can be used as medicaments and method for the production thereof |
07/09/2003 | EP1098871B1 alpha-AMINO ACID PHENYL ESTER DERIVATIVES |