Patents
Patents for C07C 227 - Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton (10,339)
12/1994
12/14/1994EP0628535A1 Process for the preparation of primary amines from aldehydes
12/14/1994EP0628044A1 Therapeutic nucleosides
12/14/1994CN1096290A Conversion of hydroxymethyl-iminodiacetic acid to phosphonomethyl-imin odiacetic acid
12/08/1994DE4418155A1 Process for the preparation of N,N-disubstituted 3-aminoacrylic acid esters
12/07/1994EP0626941A1 PROCESS FOR THE PREPARATION OF $g(b),$g(b)-DIALKYL AND $g(b),$g(b),$g(b)-TRIALKYL $g(a)-AMINO ACIDS
12/07/1994EP0437567B1 Phenyl-glycine derivatives
12/06/1994US5371285 Reacting an m-aminophenol with phthalic anhydride; controlling concentration of solvent
12/06/1994US5371282 Salt formation with optically active amine type resolving agent, separation, hydrolysis and neutralization
12/06/1994US5371250 Reacting tertiary alkylamine, omega-monohalocarboxylic acid and alkali metal hydroxide in aqueous solution in controlled amounts, then sulfonation to convert excess halocarboxylic acid to non-irritating sulfocarboxylic acid
11/1994
11/24/1994WO1994026708A1 Optically active 3-(1-(alkylamino))alkyl pyrrolidines
11/24/1994WO1994026691A1 (2-carboxy-3-hydroxy-propyl)-iminodiacetic acid and derivatives
11/24/1994CA2160124A1 Optically active 3-(1-(alkylamino)) alkyl pyrrolidines
11/23/1994EP0625500A1 Process for the preparation of aromatic hydroxycarboxylic acids
11/23/1994EP0625498A1 Process for the preparation of aromatic hydroxycarboxylic acids
11/22/1994US5367112 Process to prepare amino carboxylic acid salts
11/22/1994US5367096 Process for the preparation of 2,5-di(phenylamino)terephthalic acid and dialkyl esters thereof in high purity
11/22/1994US5367095 Polyamine compounds containing secondary amino substituents and compositions containing such compounds
11/22/1994CA2124063A1 Process for the preparation of aromatic hydroxy carboxylic acids
11/22/1994CA2124055A1 Process for preparing aromatic hydroxycarboxylic acids
11/17/1994EP0624568A1 Improved process for manufacturing L-(-)-carnitine from a waste product having opposite configuration
11/16/1994CN1095059A Method for producing amino acid by using corn chop
11/09/1994EP0623588A1 Improved process for manufacturing L-(-)-carnitine from waste products having opposite configuration
11/09/1994EP0623587A1 Method for the preparation of amphoteric detergents
11/09/1994CN1094708A Technique for recovering glutamic acid by using all mother liquor ion exchange process
11/08/1994US5362883 Process for cyclic amino acid anticonvulsant compounds
11/02/1994CN1094401A Furyl or thienyl carbonyl substituted taxanes and pharmaceutical compositions containing them
11/01/1994CA1332834C Substituted basic 2-aminotetralins
10/1994
10/27/1994WO1994024091A1 Process to prepare amino carboxylic acid salts
10/27/1994WO1994024088A1 Deallylation reagent and deallylation method using said reagent
10/27/1994CA2160163A1 Deallylation reactive and deallylation process using said reactive
10/26/1994EP0621262A1 Process for the preparation of esters of 3-chloroanthranilic acid of high purity from 3-chloroanthranilic acid
10/26/1994CN1094029A New acylamino acids
10/25/1994US5359124 Reacting benzylamine with cis-beta-phenylglycidic acid yields intermediate for anticarcinogenic taxol derivatives
10/25/1994US5359123 Polyoxyalkylene polyamines having secondary amino groups
10/25/1994US5358707 Oxidized variants of GM-CSF
10/19/1994EP0620209A1 Process to prepare carboxylic acid
10/18/1994US5357043 Esterification of the amine salt with acid ion exchange resin catalyst
10/13/1994DE4311424A1 Process for the O-alkylation of carboxylic acids
10/12/1994EP0619311A1 Process for obtaining benzoxazines useful for the synthesis of ofloxacin, levofloxacin and derivatives thereof
10/12/1994EP0618891A1 Method for making valproic acid derivatives
10/12/1994CN1093408A Pretreatment method for isoelectric point extraction of extraction glutaminic acid from fermentation liquor
10/05/1994EP0618219A1 Procedure for obtaining carbocalcitonin
10/05/1994CN1093080A Processing method of ethyl meta-aminobenzoate
10/04/1994US5352801 Process for the production of optically-active 4-amino-3-hydroxycarboxylic acids
09/1994
09/29/1994WO1994021651A1 Taxanes having furyl or thienyl substituted side-chain
09/29/1994WO1994021623A1 Taxanes prepared by beta-lactams and ammonium alkoxides
09/29/1994WO1994021251A1 Taxanes having an amino substituted side-chain
09/29/1994WO1994021250A1 Taxanes having alkoxy, alkenoxy or aryloxy substituted side-chain and pharmaceutical compositions containing same
09/28/1994EP0437566B1 Phenyl-glycine derivatives
09/27/1994US5350872 Process for the preparation of carboxylic acids and derivatives of them
09/27/1994US5350866 Antitumor agents
09/27/1994US5350837 Complexes with 99m Tc suitable for radiolabelling monoclonal antibodies or other macro molecules
09/21/1994CN1092429A Process for the crystallisation of aspartame
09/21/1994CN1092417A Taxanes having an alkyl substituted side-chain and pharmaceutical compositions containing them
09/21/1994CN1092416A Taxanes having a butenyl substituted side-chain and pharmaceutical compositions containing them
09/21/1994CN1092404A Mthod for extracting acidic amino-acid
09/15/1994WO1994020452A1 Method of processing betaines and amphoteric surfactants
09/15/1994CA2158138A1 A process for the aftertreatment of betaines and amphoteric surfactants
09/14/1994EP0614882A1 A process for the preparation of D-(-)-phenylglycine chloride hydrochloride
09/13/1994US5347038 Process of the preparation of 2,5-di-phenylamino-terephthalic acid and its dialkyl esters in a high purity
09/13/1994US5347036 Substituted di-t-butylphenols
09/13/1994US5346828 Stereoisomeric enrichment of 2-amino-3-hydroxy-3-phenylpropionic acids using d-threonine aldolase
09/06/1994US5344973 Reaction of N-methyl-2-pyrrolidone with hydroxide of alkali metal
09/06/1994US5344939 Esterification
09/01/1994WO1994019316A1 New compounds
09/01/1994WO1994019315A1 New compounds
08/1994
08/31/1994EP0612717A1 Method for recovering L-phenylalanine
08/31/1994CN1091430A Preparation method of built amino-acid chelate
08/31/1994CN1091411A Process for separating enantiomers from a racemic mixture
08/26/1994CA2115883A1 Method for recovering l-phenylalanine
08/24/1994EP0605637A4 Preparation of substituted isoserine esters using metal alkoxides and -g(b)-lactams.
08/18/1994WO1994017795A1 Use of inhibitors of ornithine aminotransferase for the manufacture of a medicament for the treatment of alzheimer's disease
08/18/1994CA2152796A1 Use of inhibitors of ornithine aminotransferase for the manufacture of medicament for the treatment of alzheimer's disease
08/16/1994US5338868 Reacting glycine derivative with trifluoro methane sulfonic acid derivative at low temperature
08/16/1994US5338859 Process for the production of calcium salts of hydantoic acids
08/16/1994US5338530 Precipitating solid mixture of glycine and sodium sulfate decahydrate and separating
08/10/1994EP0609643A1 Process for manufacturing L-(-)-carnitine from a waste product having opposite configuration
08/10/1994EP0609630A1 Use of inhibitors of ornithine aminotransferase for the manufacture of a medicament for the treatment of Alzheimer's disease
08/09/1994US5336805 Process for preparing an α-amino acid, the corresponding ester and amide
08/09/1994US5336785 Method for preparation of taxol
08/04/1994WO1994017050A1 C7 taxane derivatives and pharmaceutical compositions containing them
08/03/1994EP0608725A2 Process for preparing aminomethylene compounds
08/02/1994US5334757 Blocking; deblocking; hydrolysis; esterification; oxidation
08/02/1994US5334746 Process for producing α-L-aspartyl-L-phenylalanine methyl ester
08/02/1994CA1331185C Intermediates for preparing 1,4-dihydro-4-oxo- quinoline-3-carboxylic acid esters
07/1994
07/27/1994EP0607952A1 Process for preparing 5-aminolevulinic acid
07/27/1994CN1089937A Preparation of L-aspartic acid from ammonium aspartate
07/21/1994WO1994015904A1 Novel process and intermediates for the preparation of prodrugs
07/13/1994EP0605637A1 PREPARATION OF SUBSTITUTED ISOSERINE ESTERS USING METAL ALKOXIDES AND $g(b)-LACTAMS
07/07/1994DE4341283A1 Proline and hydroxy:proline prodn. useful for carba:penem antibiotic prodn.
07/06/1994EP0515540B1 Derivative of beta-phenylisoserine, preparation and utilisation thereof
06/1994
06/29/1994EP0604301A1 p-Di[2-chloroethyl)amino]phenylalanine derivatives process for their preparation and pharmaceutical compositions containing them
06/28/1994US5324850 Subjecting a complex of ruthenium and phosphine to the action of an acid
06/22/1994CA2111875A1 P-[bis(2-chloroethyl)amino]phenylalanine derivatives; process for preparing the same and pharmaceutical compositions containing them
06/21/1994US5322942 Synthesis of optically active lactones from L-aspartic acid and intermediates thereof
06/15/1994EP0601911A1 Acylamino acids obtained by acylation of protein hydrolipates and antimicrobial, antiparasitic or cosmetic compositions containing them
06/15/1994CN1087896A Process for the preparation of cyclopentene, cyclopentane and cyclohexane derivatives
06/14/1994US5321143 Ruthenium-catalyzed production of cyclic sulfates
06/10/1994CA2110633A1 Acylaminoacids
06/09/1994WO1994012451A1 SELECTIVE PRECIPITATION OF α-ARYL CARBOXYLIC ACID SALTS
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