Class 562/557 - Alpha N, beta S - acids or salts thereof

Subclass of Class 562 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the acid contains nitrogen attached to
No. of patents: 162
Last issue date: 08/03/2010

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Number	Title	Issue Date
7767850	S-[2-[(1-iminoethy)amino]ethyl]-2-methyl-L-cysteine maleate hydrochloride crystalline salt A novel mixed salt of S-[2-[(1-Iminoethyl)amino]ethyl]-2-methyl-L-cysteine is disclosed. The novel mixed salt, S-[2-[(1-Iminoethyl)amino]ethyl]-2-methyl-L-cysteine maleate hydrochloride, may be produced to form crystals that may be arranged as generally orderly pack...	08/03/2010
7439390	Process for preparing amino acids using the amidocarbonylation reaction The present invention relates to a sequence for the preparation of amino acids, for example alpha-amino acids, in particular methionine, by making use of an amidocarbonylation reaction in the presence of a cobalt carbonyl catalyst and separating the catalyst in the ...	10/21/2008
7361786	Bisphosphines as bidentate ligands The present invention relates to ligands of the general formula (I). In addition, a process for the production thereof and the use thereof are demonstrated. ...	04/22/2008
7285676	Synthesis of chiral 2-alkyl amino acids Non-natural amino acids such as 2-alkylated amino acids allow for the synthesis of a wider variety of peptidal and non-peptidal pharmaceutically active agents. A method of preparing a 2-alkyl amino acid involves reacting cysteine (or a salt or an ester thereof) and ...	10/23/2007
7234365	Methods and systems for dissolution testing Methods and systems for determining a dissolution profile of a sample material, and for solubilization screening of a library defined by an array comprising multiple sample materials are disclosed. The methods and systems are particularly advantageous for sampling a...	06/26/2007
7208631	2-alkylcysteinamide or salt thereof, process for producing these, and use of these A process for producing a 2-alkylcysteinamide, which comprises hydrolysis of a 4-alkylthiazolidine-4-carboxamide represented by the general formula (2) or a salt thereof: wherein R represents a lower alkyl group ...	04/24/2007
7115769	Synthesis of 2-alkylcysteine via phase transfer catalysis Non-natural amino acids such as 2-alkylated amino acids allow for the synthesis of a wider variety of peptidal and non-peptidal pharmaceutically active agents. In one embodiment, the present invention provides methods of preparing 2-alkylcysteine derivatives. In ano...	10/03/2006
7102013	Methods of making amidino compounds useful as nitric oxide synthase inhibitors Method of making an alpha-amino acid compound having the structure of Formula 32: comprising treating under hydrolyzing conditions a hydantoin compound having the structure of Formula 33:	09/05/2006
7070936	Method for designing protein kinase inhibitors The present invention provides a method for identifying inhibitors of protein kinases. Methods are also provided for inhibiting protein kinase activity. Specific non-peptide protein tyrosine kinase inhibitor are provided. The protein kinases produced using the metho...	07/04/2006
7030214	Ureins derived from α, ω, diamino acids and process for their preparation Ureins are obtained by reaction, in basic medium, between an Nω-(aryloxycarbonyl)diamino acid and a compound containing a free amino group. The chirality of the compounds is outstandingly well preserved. ...	04/18/2006
7012098	Inhibitors of inducible nitric oxide synthase for chemoprevention and treatment of cancers Agents and methods for chemoprevention and treatment of neoplasia are described, the agents including a selective inhibitor of inducible nitric oxide synthase and a combination of a selective inhibitor of inducible nitric oxide synthase and an inhibitor of cylcooxyg...	03/14/2006
6995281	Methods for selectively removing counterions from compounds and compounds derived from such methods Methods of selectively removing counterions from compounds are disclosed. Compounds derived from the methods, such as the compound S-[2-[(1-Iminoethyl)amino]ethyl]-2-methyl-L-cysteine zwitterion with between zero and up to 2 molar equivalents of hydrochloride are al...	02/07/2006
6992067	Diphenylazetidinones, process for their preparation, medicaments comprising these compounds and their use Compounds of the formula I, in which R1, R2, R3, R4, R5, and R6 have the meanings given in the description, and their physiologically acceptable salts. The compounds are suitable for use, for example, as hypolipidemics....	01/31/2006
6974800	Formulations comprising an inhibitor of carboxypeptidase U and A thrombin inhibitor The present invention relates to pharmaceutical formulations of an inhibitor of carboxypeptidase U (CPU) and a thrombin inhibitor in admixture with a pharmaceutically acceptable adjuvant, diluent or carrier, as well as a kit of parts, a method for treatment and use ...	12/13/2005
6927236	Coniosulfides and their derivatives, processes for preparing them, and their use as pharmaceuticals The present invention relates to compounds of the formula which are formed during fermentation by the microorganism Coniochaeta ellipsoidea Udagawa, DSM 13856, or by one of its mutations and/or variants, and che...	08/09/2005
6914158	Amidino compounds useful as nitric oxide synthase inhibitors The present invention relates to amidino compounds and salts and prodrugs thereof. In another embodiment the present invention also provides a use of the present compounds in therapy, particular as nitric oxide synthase inhibitors. In a further embodiment, the prese...	07/05/2005
6903220	Synthesis of chiral 2-alkyl amino acids Non-natural amino acids such as 2-alkylated amino acids allow for the synthesis of a wider variety of peptidal and non-peptidal pharmaceutically active agents. A method of preparing a 2-alkyl amino acid involves reacting cysteine (or a salt or an ester thereof) and ...	06/07/2005
6861532	Synthesis of 2-alkylcysteine Non-natural amino acids such as 2-alkylated amino acids allow for the synthesis of a wider variety of peptidal and non-peptidal pharmaceutically active agents. A method of preparing a 2-alkylcysteine involves condensing cysteine with an aryl nitrile to form a 2-aryl...	03/01/2005
6797284	Phytopharmaceutical food products or integrators Phytopharmaceutical food products which contain plant extracts and aminoacids and which can be used in order to reduce tobacco smoke addiction. ...	09/28/2004
6794515	Synthesis of 2-alkylcysteine via substituted thiazoline amide Non-natural amino acids such as 2-alkylated amino acids allow for the synthesis of a wider variety of peptidal and non-peptidal pharmaceutically active agents. In one embodiment, the present invention relates to a method of preparing 2-alkylcysteine comprising conde...	09/21/2004
6673942	Resolution of DL-racemic mixtures The present invention relates to a process for the resolution of DL-racemic mixtures of compounds which crystalize in the form of a conglumerate. Both, the D and L-enantiomers are obtained according to the invention in a industrially feasable process by a...	01/06/2004
6627732	Glutathione derivatives and their dosage forms The present invention provides a glutathione derivative having a dramatically enhanced hematopoiesis promoting effect in the living body represented by the formula (I): ##STR1## where A represents H or a C1-C20 acyl group; R1 represents a C...	09/30/2003
6599940	Synthesis of 2-hydroxymethylglutamic acid and congeners thereof One aspect of the present invention relates to 2-hydroxymethylglutamic acid and congeners thereof. A second aspect of the invention relates to a method of synthesizing 2-hydroxymethylglutamic acid and congeners thereof....	07/29/2003
6586474	Amidino compounds useful as nitric oxide synthase inhibitors The present invention relates to amidino compounds and salts and prodrugs thereof. In another embodiment the present invention also provides a use of the present compounds in therapy, particular as nitric oxide synthase inhibitors. In a further embodiment...	07/01/2003
6548700	Process for the precipitation of cystine A process for precipitating cystine from a solution in sulfuric acid, includes forming a mixture of a solution of cystine in aqueous sulfuric acid and of an aqueous solution of a base by simultaneous metering the cystine solution and the aqueous base solu...	04/15/2003
6531608	Various thiol complexes, processes for their synthesis and clinical applications This invention relates to the synthesis of certain complexes of cysteine, N-acetylcysteine, N-(2-mercaptopropionyl)glycine, and L-2-oxothiazolidine-4-carboxylate and to the nutritional use of these and other related individual or complexed thiol-contribut...	03/11/2003
6495606	Nitric oxide synthase inhibitors The present invention relates to novel amidino compounds of formula (I), ##STR1## or a salt, solvate, or physiologically functional derivative thereof; wherein R1 is selected from C1-4 alkyl, C3-4 cycloalkyl, C1-4 hy...	12/17/2002
6417395	Process for preparing methionine The invention concerns a method for preparing methionine aminoamide. The invention also concerns the preparation of methionine without co-production of salts, from an aqueous solution containing essentially methionine aminonitrile by producing during a fi...	07/09/2002
6403830	Amidino compound and salts thereof useful as nitric oxide synthase inhibitors The present invention relates to S-[2-[(1-Iminoethyl)amino]ethyl]-2-methyl-L-cysteine, or a pharmaceutically acceptable salt thereof....	06/11/2002
6372912	Process for ring cleavage of thiazolidine derivatives Process for the hydrolytic ring cleavage of thiazolidine derivatives to give 2-aminomercaptan derivatives and carbonyl compounds, which comprises bringing an aqueous solution of the thiazolidine derivative into contact with an acidic cation exchanger in the H	04/16/2002
6355689	Nitric oxide synthase inhibitors The present invention relates to novel amidino compounds of formula (I), ##STR1## or a salt, solvate, or physiologically functional derivative thereof; wherein R1 is selected from C1-4 alkyl, C3-4 cycloalkyl, C1-4 hy...	03/12/2002
6306840	Cell adhesion inhibitors The present invention relates to novel compounds that are useful for inhibition and prevention of cell adhesion and cell adhesion-mediated pathologies. This invention also relates to pharmaceutical formulations comprising these compounds and methods of us...	10/23/2001
6251868	Method for treating a human immunodeficiency virus infection The present invention provides a method for preventing or treating a human immunodeficiency virus (HIV) infection, including a new or an asymptomatic infection as well as AIDS, comprising administering to a mammal in need thereof a HIV infection preventin...	06/26/2001
6239111	In vivo method of improving survival rate of brain neurons The present invention discloses the use, in the manufacture of a preventive and therapeutic drug of a brain disease, of a compound represented by formula (1): [wherein R represents a hydrogen atom, an alkyl group, an alkenyl group, a substituted alkyl gro...	05/29/2001
6147257	Process for the preparation of S-alkylcysteines A process for the preparation of S-alkylcysteines of formula ##STR1## wherein R is a lower or branched C1 -C4 alkyl group; by S-alkylation of cysteines with dialkylcarbonates....	11/14/2000
6103931	Process for preparing (R)-2-bromo-3-phenyl-propionic acid It is described a process for preparing (R)-2-bromo-3-phenyl-propionic acid starting from (D)-phenyl-alanine, sodium nitrite and concentrated hydrobromic acid in a mixture of an aqueous solvent and a solvent selected from the group consisting of halogenat...	08/15/2000
6077971	Method for purifying homocystine Disclosed is a method for purifying homocystine comprising treating crude homocystine with a base, a method for purifying homocystine comprising recovering homocystine by neutralizing an alkaline aqueous solution of crude homocystine with an acid, and a h...	06/20/2000
6017959	Forms of organic salts of N,N'-diacetylcystine New hydrated salts of N,N'-diacetylcystine are described, as well as processes for the preparation thereof....	01/25/2000
6011170	Process for producing of cysteine derivatives This invention relates to a method comprising reacting an amino acid derivative of the following general formula (I); ##STR1## (wherein R1 represents an amino-protective group; R0 represents hydrogen or, taken together with R	01/04/2000
6007865	Reversing the formation of advanced glycosylation endproducts The present invention relates to compositions and methods for inhibiting and reversing nonenzymatic cross-linking (protein aging). Accordingly, compositions are disclosed which comprise an agent capable of inhibiting the formation of advanced glycosylatio...	12/28/1999

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Class 562/557 - Alpha N, beta S - acids or salts thereof