| Patents for C12P 41 - Processes using enzymes or micro-organisms to separate optical isomers from a racemic mixture (4,784) |
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| 04/24/1985 | EP0138040A2 L-amino-acid oxidase from yeasts of the genus Cryptococcus, its preparation and use |
| 04/17/1985 | EP0137372A1 Process for the preparation of the optic antipodes of tertiary leucine |
| 04/17/1985 | EP0137301A2 2-Ketocarboxylic-acid reductase, its preparation and its use |
| 04/03/1985 | EP0135846A2 Production of L-amino acids by transamination |
| 02/13/1985 | EP0133034A2 Process for producing optically active aryloxypropionic acids and derivatives thereof useful as herbicides |
| 02/13/1985 | EP0133033A2 Process for producing optically active aryloxypropionic acids and derivatives thereof |
| 02/05/1985 | US4497957 Process for preparing optically active tryptophans |
| 01/09/1985 | EP0130752A2 Process for preparing optically active carboxylic acids and antipode esters thereof |
| 12/18/1984 | US4489208 Process for producing D(-)mandelic acid |
| 12/05/1984 | EP0127386A2 Process for producing optically active cyclopentenolones |
| 11/22/1984 | WO1984004543A1 Process for preparing optically active benzyl alcohol compounds |
| 11/06/1984 | US4481362 Asymmetric hydrolysis of amide |
| 10/10/1984 | EP0121074A2 Process for the continuous enzymatic conversion of alpha-hydroxycarboxylic acids into the corresponding optically active alpha-amino carboxylic acids |
| 09/27/1984 | WO1984003714A1 Process for biochemical optical resulution of cyclopentenolone derivative |
| 08/21/1984 | CA1172981A1 Process for the enzymatic preparation of l-2-amino-4- methylphosphinobutyric acid |
| 08/15/1984 | EP0115860A2 Optically active 4-hydroxy-2-cyclopentenones, and their production |
| 07/24/1984 | US4461835 Process for preparing optically-active isoprenoid intermediates |
| 04/17/1984 | US4443548 Process for preparing L-α-methylphenyl alanines |
| 03/27/1984 | US4439524 Stereoselective resolution of phenylglycine derivatives with enzyme resins |
| 02/22/1984 | EP0101076A2 Process for production of optically active oxazolidinone derivative |
| 11/29/1983 | US4418146 Cbs 303.80 or cbs 363.50 thermophilic, non-sporulating strains |
| 09/28/1983 | EP0089886A1 Process for the preparation of a free alpha-L-amino acid |
| 09/20/1983 | US4405713 From racemic anthracyclinone with streptomyces galilaeus |
| 07/06/1983 | EP0083019A2 Process for optically active anthracycline glycosides, the novel 4-deoxy-aclacinomycins A and B and pharmaceutical preparations |
| 06/28/1983 | CA1148884A1 Optically pure heterocyclic aminoacid compounds, a process for their production and their use for the synthesis of medicaments |
| 06/21/1983 | US4389489 Separation of d- and l-compounds using proteolytic enzymes |
| 06/21/1983 | US4389488 Process for the enzymatic preparation of L-2-amino-4-methylphosphinobutyric acid |
| 05/24/1983 | CA1146889A1 PROCESS FOR PREPARING CARBAMYL DERIVATIVES OF .alpha.-HYDROXY ACIDS AND THE CORRESPONDING .alpha.-HYDROXY ACIDS |
| 04/19/1983 | CA1144883A1 Process for producing n-acyl-d-phenylalanine ester |
| 04/19/1983 | CA1144881A1 Complex granules containing active protein substances |
| 03/16/1983 | EP0028251B1 Process for producing n-acyl-d-phenylalanine ester |
| 02/09/1983 | EP0023214B1 Preparation process of optically active alpha-aminated acids by biological hydrolysis of nitriles and products obtained thereby |
| 06/30/1982 | EP0054897A2 Process for the enzymatic preparation of L-2-amino-4-methyl-phosphino-butyric acid |
| 06/01/1982 | US4332905 Process for preparing carbamyl derivatives of α-hydroxy acids and the corresponding α-hydroxy acids |
| 05/05/1982 | EP0050799A1 New processes for the production of di-alkyl esters and optically active mono-alkyl esters of 3-aminoglutaric acid |
| 04/27/1982 | CA1122552A1 Enzymic microbiological process for producing optically active aminoacids starting from hydanthoins and/or racemic carbamoyl derivatives |
| 02/24/1982 | EP0046186A2 Method of preparing D-N-carbamoyl-alpha-amino acids, and microorganisms therefor |
| 01/26/1982 | US4312948 Agrobacterium culture |
| 01/06/1982 | EP0043211A2 Process for preparing optically active tryptophanes |
| 12/08/1981 | CA1113871A1 Enzymic complexes adapted to convert racemic hydantoins into optically active aminoacids, and their applications |
| 11/24/1981 | US4302541 Process of producing optically active cephalosporin analogs by enzyme selective deacylation |
| 07/08/1981 | EP0031527A2 Process for the preparation of enzymatically obtained oligomer of L-amino acid, and uses |
| 05/13/1981 | EP0028251A1 Process for producing n-acyl-d-phenylalanine ester. |
| 04/14/1981 | US4262092 Resolution of racemic mixture with proteolytic enzyme |
| 04/07/1981 | US4260684 Stereoselective resolution of phenylglycine derivatives and 4-hydroxyphenylglycine derivatives with enzyme resins |
| 03/27/1981 | EP0028251A4 Process for producing n-acyl-d-phenylalanine ester. |
| 02/03/1981 | US4248967 By hydrolysis and resolution |
| 01/21/1981 | EP0022492A1 Stereo selective resolution of phenylglycine derivatives with enzymeresins |
| 01/14/1981 | EP0022206A2 Optically pure heterocyclic amino acids, process for their preparation and their use |
| 12/30/1980 | US4242452 Process for preparing N-carbamoyl-D-thienylglycines |
| 12/02/1980 | US4237227 Process for preparing D-N-carbamoyl-α-amino acids |
| 11/13/1980 | WO1980002421A1 Process for producing n-acyl-d-phenylalanine ester |
| 08/07/1980 | WO1980001571A1 Preparation process of optically active a-aminated acids by biological hydrolysis of nitriles and products obtained thereby |
| 08/06/1980 | EP0014003A2 Complex particles containing active protein substances and processes for their production, application and regeneration |
| 07/29/1980 | CA1082713A1 Imidazoisoindolediones and the use thereof as herbicidal agents |
| 07/01/1980 | CA1080645A1 Support-aminoacylase complexes |
| 05/27/1980 | US4205183 Facile method for isolating resolved amino acids |
| 05/20/1980 | US4204044 Process for the manufacture of optically active α-hydroxycarboxylic acids |
| 03/25/1980 | CA1074240A1 Microbial or enzymatic production of cyclopentene diol and esters thereof |
| 01/22/1980 | CA1070254A1 Method of converting racemic hydantoins into optically active aminoacids |
| 01/15/1980 | CA1069844A1 Method for the preparation of d-carbamyl amino-acids and the corresponding d-aminoacids |
| 11/13/1979 | CA1066213A1 Process for the preparation of 4-hydroxycyclopent-2-en-1-one derivatives |
| 09/05/1979 | EP0003786A1 Stereoselective separation of phenylglycine derivatives and 4-hydroxyphenylglycine derivatives with enzyme-containing polymers |
| 08/28/1979 | CA1061268A1 Process for producing n-acyl-l-methionine |
| 04/17/1979 | CA1052716A1 Process for the enzymatic resolution of dl-phenyl glycine amide into its optically active antipodes |
| 04/10/1979 | US4148688 Process for preparing L-methionine |
| 02/07/1979 | EP0000560A1 Process for the preparation of optically active alpha-hydroxycarboxylic acids |
| 01/02/1979 | US4132726 Process for the preparation of 4-hydroxycyclopent-2-en-1-one derivatives |
| 01/02/1979 | US4132596 Support-aminoacylase complexes |
| 09/19/1978 | US4115105 L-2-amino-4-(2-aminoethoxy)-butanoic acid |
| 09/05/1978 | US4111749 Hydrolysis, enzymatic complex of microorganisms derived from pseudomonas |
| 08/22/1978 | US4108723 Method for optical resolution of DL-lysine compounds |
| 12/13/1977 | US4062671 Imidazoisoindolediones, and the use thereof as herbicidal agents |
| 05/10/1977 | US4022664 Hydrolysis |
| 04/12/1977 | US4017510 Enantiomorphs |
| 03/29/1977 | USRE29164 7-Amino-cephalosporanic and decephalosporanic acid derivatives |
| 02/15/1977 | US4008125 New cyclopentene-diols and new acyl esters thereof and process for their preparation |
| 12/14/1976 | US3997543 Process for preparing quinuclidine enantiomers |
| 11/09/1976 | US3991077 Method of racemizing optically active N-acylamino acids |
| 10/19/1976 | US3987178 Gram-negative and gram-positive bactericides |
| 09/07/1976 | US3979457 Process for production of (+)-2-amino-1-butanol |
| 07/27/1976 | US3971700 Aminopeptidase, hydrolysis |
| 06/22/1976 | US3964970 Process for the preparation of L-car-bamyl-amino acids and of the corresponding L-amino acids |
| 06/15/1976 | US3963573 Process for producing N-acyl-L-methionine |