Patents
Patents for C07C 227 - Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton (10,339)
01/1998
01/29/1998WO1998003467A1 Process for making aqueous betaine solutions
01/29/1998CA2259457A1 Materials for use in oils and processes for their manufacture
01/29/1998CA2258074A1 Benzoylpropionic acid ester derivatives
01/28/1998EP0820443A1 Novel heterocyclic compounds
01/28/1998EP0820432A1 Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy
01/28/1998EP0820431A1 A process for the preparation of monosodium glutamate
01/28/1998EP0820430A1 Reductive alkylation process for the preparation of compounds containing at least two amino groups
01/22/1998WO1998002411A1 A process for the separation of amino acids and their salts from an aqueous solution
01/22/1998WO1998002410A1 Asymetric synthesis of chiral beta-amino acids
01/22/1998WO1998002408A1 Nitrosation method of a phenolic composition substituted by an electro-attracting group and use thereof
01/22/1998CA2259931A1 Nitrosation method of a phenolic composition substituted by an electro-attracting group and use thereof
01/21/1998CN1171105A Use of dioxomorpholines to combat endopharasites, novel dioxomorpholines and process for their production
01/20/1998US5710322 Optically active iminocarboxylic acid derivatives
01/20/1998US5710287 Taxanes having an amino substituted side-chain and pharmaceutical compositions containing them
01/14/1998EP0818438A1 Chiral derivatives of hydroxyphenylglycin, and their use in the synthesis of pharmaceutical active principles
01/14/1998EP0817768A1 Amino nitrile intermediate for the preparation of alanine diacetic acid
01/14/1998EP0651736B1 PROCESS FOR PREPARING ENANTIOMER-PURE beta-SUBSTITUTED gamma-AMINOBUTYRIC ACID DERIVATES, NEW ENANTIOMER-PURE INTERMEDIATE STAGES OF SAID PROCESS AND THEIR USE
01/13/1998US5708026 Cyclohexane derivatives
01/13/1998US5708024 Salts of 2- (2,6-dichlorophenyl)amine!phenylacetoxyacetic acid with organic basic cations
01/08/1998WO1998000398A1 Method for the synthesis of amines and amino acids with organoboron derivatives
01/07/1998EP0816327A1 Process for preparing N-(2-carboxy-5-chloro-phenyl)glycine
01/07/1998EP0816326A1 Process for preparing mono- and polyspartic acid esters
01/07/1998EP0782577A4 Asymmetric ligands useful for transition metal catalyzed bond forming reactions and epoxide reactions therewith
01/07/1998EP0705240B1 Novel processes for preparing (s)-4-amino-hepta-5,6-dienoic acid and intermediates thereof
12/1997
12/31/1997CN1168884A Method for using chicken feather to produce cystine and additive of composite amino-acid
12/31/1997CN1168883A New efficient and highly enantioselective process for prepn. of enantiomerically pure cyclopentane-beta-amino acids
12/29/1997EP0813425A1 Metal radionuclide labeled proteins for diagnosis and therapy
12/24/1997CN1036780C Processing method of ethyl meta- aminobenzoate
12/23/1997US5700670 Method for producing optically active ester of γ-substituted-β-hydroxybutyric acid
12/20/1997CA2208239A1 Process for the preparation of n-(2-carboxy-5-chloro-phenyl)glycine
12/18/1997WO1997047587A1 Production of d,l-aspartic acid
12/17/1997EP0812822A2 Process for the preparation of aminoacetic acids substituted at position alpha by a tertiary hydrocarbon chain or their nitriles
12/11/1997WO1997046516A1 Catalytic asymmetric aminohydroxylation of olefins with carbamates
12/11/1997WO1997046512A1 Stable, non-hygroscopic salts of l(-)carnitine and alkanoyl l(-)carnitines, a process for their preparation and solid, orally administrable compositions containing such salts
12/11/1997DE19724086A1 Preparation of aminoacetic acid derivatives
12/10/1997EP0811602A1 Process for the preparation of salts of the aminomalonic ester
12/10/1997EP0811601A1 Process for the preparation of aromatic carbonic acid esters
12/10/1997CN1167109A Method for extracting cystine and composite amino-acid from yak hair
12/09/1997US5696287 Agitating the reaction mixture comprising trimethylamine and monochloroacetic acid salt of alkali metal or alkaline earth metal, stripping
12/09/1997US5695737 Dimeric DTPA derivatives, their metal complexes and pharmaceutical agents containing these complexes
12/04/1997WO1997045396A1 N-bis- or n-tris-[(1,2-dicarboxy-ethoxy)-ethyl]-amine derivatives and preparation and use of the same
12/04/1997WO1997045115A1 Pharmaceutical for treatment of neurological and neuropsychiatric disorders
12/04/1997CA2619901A1 Pharmaceutical for treatment of neurological and neuropsychiatric disorders
12/03/1997EP0810435A2 Detectable molecules, method of preparation and use
12/03/1997CN1036583C Process for conversion of oximes into corresponding amides
12/02/1997US5693859 Reacting ortho-substituted phenyl alpha-keto acid halide with an amine yields substituted phenyl alpha-ketamide
12/02/1997US5693845 Cyanocycloalkylacetic acid and ester intermediates for preparing cyclic amino acid anticonvulsant compounds
12/02/1997US5693503 Process for preparation of amino acid
11/1997
11/27/1997WO1997044312A1 TWO STEP SYNTHESIS OF D- AND L- α-AMINO ACIDS AND D- AND L- α-AMINO ALDEHYDES
11/27/1997DE19634410A1 L-serine enrichment of natural product mixture
11/26/1997EP0808826A1 A method for preparing 3-amino substituted crotonates
11/26/1997CN1165813A Synthetic process for betaine as fodder additive
11/22/1997CA2204964A1 A method for preparing 3-amino substituted crotonates
11/20/1997WO1997043246A1 Process for the preparation of 1-alkoxycarbonyl-3-phenylpropyl derivatives
11/20/1997CA2205671A1 Process for the preparation of esters of aromatic carboxylic acid
11/18/1997US5689001 Process for purifying valine
11/18/1997US5689000 Process for preparing carboxylic acid salts and catalysts useful in such process
11/18/1997US5688990 Forming chemical intermediates for azetidinone compounds that inhibit cholesterol biosynthesis for prevention of atherosclerosis
11/18/1997US5688945 Compounds
11/12/1997EP0805800A1 Method for preparing (+)compactin and (+)mevinolin analog compounds having a beta-hydroxy-delta-lactone grouping
11/12/1997EP0805794A1 Use of tri-acids based on alkoxylated tertiary amines as complex formers
11/11/1997US5686625 Amination, hydrogenation of glyoxylic acid or ester hemiacetal
11/11/1997US5686201 Metal-sulfur cell, electrolyte, and conductor mixture
11/05/1997EP0805145A1 Efficient and highly enantioselective process for the preparation of enantiomerically pure cylopentane-beta-amino acids
11/05/1997EP0804960A2 Crossflow filtration process for separating organic compounds after adsorption on inorganic solids
11/05/1997EP0804735A1 N-terminal protein sequencing reagents and methods which form amino acid derivatives
11/05/1997CN1036340C L-(-)-alpha-hydroxy-gamma-amino-butyric acid synthetic process
11/04/1997US5684191 From chloroacetic acid, trimethylamine, ethylene oxide
11/04/1997US5684190 Recovery of amino acid
11/04/1997US5684132 Preparation of protected amines or alkylated amino acids
11/04/1997US5683151 Hydraulic unit for traction-controlled motor vehicle brake systems
11/03/1997CA2204307A1 Cross-flow filtration process for separating organic compounds by absorption on inorganic solids
11/03/1997CA2204055A1 New efficient and highly enantioselective process for the preparation of enantiomerically pure cyclopentane-.beta.-amino acids
10/1997
10/30/1997WO1997040087A1 Process for preparing water-soluble, polyamino polycarboxylic acids
10/22/1997EP0630365B1 Method for preparing beta-phenylisoserine and analogues thereof
10/21/1997US5679711 Hydroxyl ions as novel therapeutic agents and compounds that modulate these ions, compositions employing these agents, therapeutic methods for using such agents
10/21/1997US5679318 Therapeutic radionuclide linked to targeting agent, stabilizing agent of ascorbic acid and human serum albumin
10/15/1997CN1161959A Method for production of L-arginine
10/14/1997US5676926 Process for the production of DTPA-tetraesters of terminal carboxylic acids
10/09/1997WO1997036854A1 Polyether amino acid ester compounds, preparation method and use thereof
10/08/1997CN1161324A Method for extracting glutamic acid from fermentation liquor
10/02/1997WO1997035836A1 7-amino-2-heptenoates and their use in the preparation of methylphenidate
10/01/1997EP0798289A1 Alpha-Iminocarboxylic acid derivative
09/1997
09/30/1997US5672708 Condensation of benzoylacetic acid derivatives with n-aryl imidoesters under mild conditions gives high yields of very pure products
09/30/1997CA2091686C Crystalline modification of 2-dimethylaminoethyl-n-butylaminobenzoate hydrochloride, method for production thereof and pharmaceutical preparation for anesthesia of eyes, based thereon
09/25/1997WO1997034864A1 STEREOSELECTIVE PROCESS FOR PREPARATION OF (2R,3S)-β-PHENYLISOSERINE DERIVATIVE
09/24/1997EP0796841A1 Bis alkanoyl esters of carnitine having bactericidal, fungicidal and antiprotozoal activity
09/24/1997EP0796233A1 Resin-bound phosphonium salts and their use in organic synthesis
09/23/1997US5670647 Suppress racemization
09/23/1997US5670515 Amino acid derivatives
09/18/1997WO1997033895A1 Isolated rna molecules which bind to arginine and uses thereof
09/18/1997DE19610357A1 Geminale Difluorderivate von Phenylacetamid und Phenylessigsäure, Verfahren zu deren Herstellung sowie deren pharmazeutische Zusammensetzungen Geminal difluoro of phenylacetamide and phenylacetic acid, a process for their preparation and their pharmaceutical compositions
09/17/1997EP0794937A1 Process for preparing 5-amino-2,4,6-triiodoisophthalic acid dichloride by chlorination of the corresponding acid in the presence of a tertiary amine salt or quarternary ammonium salt
09/17/1997CN1159443A Novel gem-difluoro derivatives of phenylacetemide- and phenylacetic acid and their pharmaceutical uses
09/16/1997US5668277 Depolymerization of polyamides
09/03/1997EP0647616B1 Zinc tranexamate compound
09/02/1997US5663432 Catalyzed by a tetraalkylammonium salt
08/1997
08/28/1997WO1997030967A1 Hydrogenation of aromatic nitrocompounds to aromatic amines
08/27/1997EP0790988A1 Use of dioxomorpholines to combat endoparasites, novel dioxomorpholines and process for their production
08/26/1997US5661183 Prevention or treatment of neurodegeneration
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