Patents
Patents for C07C 227 - Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton (10,339)
03/1993
03/23/1993US5196541 Fungicides, intermediates
03/23/1993US5196441 Compounds useful as antimicrobial agents
03/17/1993CN1069968A Pre-separation for isoleucine fermentation liquid
03/16/1993US5194625 Process for production of alpha-keto acid/amino acid salt compounds
03/16/1993CA1314558C Certain 2-(2'-nitrobenzoyl)-1,3-cyclohexanediones
03/16/1993CA1314503C Detectable molecules, method of preparation and use
03/10/1993EP0530879A1 Process for preparing an alpha-amino acid, the corresponding ester and amide
03/03/1993EP0529498A2 Process for the preparation of 2,5-di-(phenylamino)-terephthalic acid and its dialkylesters in high purity
03/03/1993EP0529483A2 Process for the preparation of optically active 4-amino-3-hydroxycarboxylic acids
03/03/1993EP0529426A2 Process for the preparation of nitrobenzoic and anthranilic acids
03/02/1993US5191081 Intermediates for ethylenediaminetetraacetic acid and ethylenediaminetriacetic acid and salts as chelate compounds
02/1993
02/24/1993EP0528375A2 Process for the preparation of 2-amino-3-chlorobenzoic acid
02/23/1993US5189210 Oxidative ring opening of dihydroquinolin-(4-one or 2,4-dione)
02/23/1993CA2076608A1 Process for the preparation of 2,5-di (phenylamino)terephthalic acid and dialkyl esters thereof in high purity
02/23/1993CA1313883C Process for the synthesis of 3-chloro-2,4,5-trifluorobenzoic acid
02/23/1993CA1313881C Process for preparing achpa
02/20/1993WO1993004034A1 CRYSTALLINE MODIFICATION OF HYDROCHLORIDE OF 2-DIMETHYLAMINOETHYL ETHER OF n-BUTYLAMINO BENZOIC ACID, METHOD OF OBTAINING IT AND PHARMACEUTICAL PREPARATION FOR ANESTHESIA OF THE EYE BASED THEREUPON
02/17/1993CA2076142A1 Process for the preparation of 2-amino-3-chlorobenzoic acid
02/10/1993EP0526854A2 Method for recovery of alpha-L-aspartyl-L-phenylalanine methyl ester, L-phenylalanine and l-aspartic acid
02/10/1993CN1068811A Process for one-step synthesis of metallic salt and complex by low temp. soild-phase reaction
02/09/1993CA1313527C 2-hydroxy-3-aminopropionic-n,n-diacetic acid and derivatives thereof, preparation thereof, and detergents containing same
01/1993
01/26/1993US5182401 Bactericide intermediate
01/20/1993EP0523449A2 Reductive amination of an aminoacid or an aminoacid derivative with an alpha-keto acid or an alpha-keto acid derivative
01/05/1993US5177232 Clathrate inclusion
12/1992
12/29/1992US5175343 For detection, radiotherapy and radeoimaging of tumors
12/29/1992CA1312089C Ion exchange recovery of l-lysine
12/23/1992WO1992022529A1 Process for the preparation of pure isomeric forms of 3,3,5-trimethyl cyclohexanol and 3,3,5-trimethyl cyclohexanone amino acid esters
12/23/1992EP0519763A2 Cyclohexylbutyric acid derivatives and their use in the production of optically active cyclohexylnorstatine
12/23/1992CN1019571B Process for preparation of diphenylpropylamine derivatives and their salts
12/23/1992CN1019538B Application for 2-(2'-nitrobenzoyl) -1,3-cyclohexanediones
12/23/1992CA2111309A1 Process for the preparation of pure isomeric forms of 3,3,5-trimethyl cyclohexanoland 3,3,5-trimethyl cyclohexanone amino acid esters
12/22/1992CA1311767C 5-substituted ornithine derivatives
12/16/1992EP0518374A2 A process for the preparation of alkyl 3-chloroanthranilates
12/16/1992EP0518351A2 Process for the preparation of 2,5-di(phenylamino)terephthalic acids and their dialkylesters in high purity
12/16/1992CN1067048A Process for preparing carbamoyl methylcholine
12/15/1992CA2071107A1 Process for the preparation of 2,5-di(phenylamino)terephthalic acid and its dialkyl esters in high purity
12/10/1992WO1992021675A1 Synthesis of optically active lactones from l-aspartic acid and intermediates thereof
12/10/1992CA2110572A1 Synthesis of optically active lactones form l-aspartic acid and intermediates thereof
12/09/1992CN1066842A Alpha-hydroxy-r-amino-butyric acid synthetic process
12/02/1992EP0515540A1 Derivative of beta-phenylisoserine, preparation and utilisation thereof.
12/01/1992US5168103 Neuroprotectants, anticonvulsants
11/1992
11/24/1992US5166426 Converting a nitrile salt to hydroxide, reacting with acetyl proline, separation and resolution, saponification
11/19/1992EP0514169A2 Process for recovering N-methyliminodiacetic acid from sodium sulfate solutions
11/19/1992EP0513396A1 Process for producing amino carboxylic acid salt
11/17/1992US5164159 For modified amino acids
11/17/1992CA2068396A1 Process for recovering n-methyliminodiacetic acid from sodium sulfate solutions
11/17/1992CA1310445C Derivatives of aminopimelic acid, process for their preparation and their application as medecines
11/17/1992CA1310317C Prodrugs of antihypercholesterolemic compounds
11/10/1992US5162364 4-aminobutyric acid compounds, compositions, and method of use for treating disorders related to a dysfunction of gabab receptors
11/10/1992CA1310017C Process for the preparation of 2, 6-dichlorodiphenylamino-acetic acid derivatives
11/03/1992CA1309683C Process for preparing l(-)-carnitine chloride from 3, 4-epoxybutyric esters and novel intermediate compounds
10/1992
10/29/1992DE4122940A1 N-methylation of alpha-amino-beta-hydroxy-carboxylic acid derivs. - by reaction with formaldehyde to produce oxazolidine which is then reacted with hydride donor
10/28/1992EP0511019A2 Method of producing keto acids
10/28/1992EP0510487A1 Automated synthesis apparatus and method of controlling the apparatus
10/28/1992EP0510082A1 Oxidized variants of gm-csf
10/27/1992US5159110 Process for recovering n-methyliminodiacetic acid from sodium sulfate
10/20/1992US5157143 Diastereoselective process for the preparation of intermediates useful for the synthesis of peptide derivatives
10/18/1992CA2066361A1 Automated synthesis apparatus and method of controlling the apparatus
10/14/1992EP0508296A1 Process for the preparation of phosphorus containing L-amino acids, their derivatives and intermediates for this process
10/14/1992EP0508133A2 Method of preparation of L-Carnitine from D,L-Carnitine nitrile salts
10/14/1992EP0508119A2 Novel process for the preparation of amine-terminated compounds
10/13/1992US5155264 Reacting carboxymethyl quaternary ammonium chloride with aminomethanol derivative in a solvent
10/13/1992US5155095 Reaction product of methyl anthranilate with 3-phenylbutanal; floral-green odor of yellow flower type
10/13/1992CA2065806A1 Process for the production of l-carnitine from d, l-carnitinenitrile salts
10/07/1992EP0507417A2 Process for the selective reduction of the 4-halogen in 2,4-dihaloanilines
10/07/1992EP0507153A2 Stereoisomeric enrichment of 2-amino-3-hydroxy-3-phenyl-propionic acids
10/07/1992EP0506973A1 Process for producing salt of amino carboxylic acid
10/06/1992US5153355 Process for the extractive separation of l-phosphinothricin and l-glutamic acid in aqueous solution
09/1992
09/30/1992EP0505868A2 N-Acyl-alpha-aminoacids derivatives
09/27/1992CA2061661A1 N-acyl-.alpha.-amino derivatives
09/23/1992EP0504693A1 Process for the preparation of aminomethylene compounds
09/23/1992EP0504381A1 Method for obtaining acetic acid derivatives
09/22/1992US5149870 Process for the production of 1-(aminomethyl)cyclohexane acetic acid
09/22/1992CA1307793C Aralkyl esters and processes for their preparation
09/21/1992CA2062180A1 Process for the preparation of amine-terminated compounds
09/17/1992DE4108572A1 Prepn. of aryl-substd. R- or S-alpha-aminoacid hydrohalide(s) - comprises hydrogenation or deuteration of Z-dehydro-aminoacid deriv. in presence of rhodium complex catalyst and hydrohalic acid treatment
09/15/1992US5147929 In presence of 2,3,6-mesitylene-1-sulfonyl-3-nitro-1,2,4-triazolide
09/15/1992CA1307538C Method of producing 2-(2-hydroxyethoxy)-ethanol ester of flufenamic acid
09/09/1992EP0502167A1 Process for obtaining derivatives of acetic acid
09/09/1992CN1018180B Preparation method for phenylacetric acid derivative
09/08/1992CA1307290C Ortho-substituted phenol ethers and fungicides which contain these compounds
09/08/1992CA1307267C Hmg-coa reductase inhibitors
09/08/1992CA1307263C Hmg-coa reductase inhibitors
09/03/1992DE4042433A1 Procaine prod. in high yield from p-nitro:benzoic acid
09/02/1992EP0501031A1 Perfuming agent
09/01/1992CA1306997C Process for concentration of an aqueous solution of amino acid
09/01/1992CA1306988C Separation medium
08/1992
08/25/1992US5141937 Treatment of hyperlipidemias
08/25/1992CA1306755C Gabapentin monohydrate and a process for producing the same
08/20/1992WO1992013825A1 Process for preparing solid betaines
08/20/1992CA2096533A1 Process for preparing solid betaines
08/19/1992EP0499451A1 Synthesis of 1-amino-anthraquinone
08/19/1992EP0499376A1 Precipitation-induced asymmetric transformation of chiral alpha-amino acids and salts thereof
08/19/1992EP0499206A2 Polyamine compositions containing secondary amine functions
08/13/1992CA2061042A1 Polyamine compositions containing secondary amine functions
08/12/1992EP0498509A2 Method of preparation of amino acid esters
08/12/1992EP0498011A1 Salts of the 2-(2,6-dichloroanilino)-phenylacetic acid, process for their preparation and their application as pharmaceutical preparations for topical use
08/12/1992CN1017799B Glycine compounds and process for preparing them
08/06/1992WO1992012958A1 β-PHENYLISOSERINE-(2R,3S), SALTS, PREPARATION AND USE THEREOF
08/05/1992EP0497740A1 Benzyloxyphenyl derivatives
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