Class 536/6.2 - Nitrogen, phosphorus or halogen containing

Subclass of Class 536 - Organic compounds -- part of the class 532-570 series
Definition: Compounds which contain nitrogen, phosphourus, or halogen.
No. of patents: 35
Last issue date: 07/25/2000

Number	Title	Issue Date
6093816	Cationic lipids The present invention is directed to new cationic lipids and intermediates in their synthesis that are useful for transfecting nucleic acids or peptides into prokaryotic or eukaryotic cells. The lipids comprise one or two substituted histidine residues, o...	07/25/2000
5783408	Method for screening potential anti-obesity agents A method for screening a compound as a potential anti-obesity agent by determining whether the compound stimulates micro motion of cells in vitro is described...	07/21/1998
5728528	Universal spacer/energy transfer dyes Fluorescent labels are provided employing energy absorber/donor components and energy acceptor/fluorescer components joined together by a spacer which comprises sugar phosphate monomeric units, particularly ribosyl phosphate monomeric units, where the sug...	03/17/1998
5700918	Moranoline derivative The present invention has for its object to provide a trisaccharide Lewis sugar-chain epitope derivative of the following structural formula, which is of value as a medicine and has a novel structure containing moranoline. ##STR1## wherein R1	12/23/1997
5695738	Steroidal C-glycosides Compositions of sterodial glycosides are described wherein the glycoside is linked directly, or indirectly to a desired steroidal compound via a carbon, or similar stable linkage, and methods of using the compositions to treat patients by binding to and/o...	12/09/1997
5610151	Monomeric bile acid derivatives, processes for their preparation and the use of these compounds as medicaments Monomeric bile acid derivatives, processes for their preparation and the use of these compounds as medicaments Monomeric bile acid derivatives of the formula I Z--X--GS I, in which GS, X and Z have the meanings give...	03/11/1997
5563250	Cleavable conjugates for the delivery and release of agents in native form The present invention provides cleavable conjugates whose linkers contain a labile bond that is cleavable under a variety of mild conditions, including weakly acidic. Since the agent may be bonded directly to the linker, cleavage can result in release of ...	10/08/1996
5525480	N- and O-substituted aminophenols, method and use for diagnosis The present invention provides N- and O-substituted aminophenol derivatives of the general formula ##STR1## wherein R1, R2, R3, G and L are as hereinbefore defined. The present invention also provides intermediates fo...	06/11/1996
5438124	Glycosylating reagent for the synthesis of linear and other ଱-L-fucosyl oligosaccharides A novel, efficient glycosylating reagent, R 3,4-O-isopropylidene-2-O-(4-methoxybenzyl)-1-thio-ଲ -L-fucopyranoside wherein R is a lower alkyl or lower alkenyl of 1 to 8 carbons such as methyl or pentenyl, is described. This novel reagent provides for...	08/01/1995
5270041	Sterols, their fatty acid esters and glucosides; processes for their preparation; spontaneously dispersible agents containing these compounds, and their use for treatment of tumors There are described antitumour sterols, their fatty acid esters and glucosides, processes for their preparation, spontaneously dispersible agents containing these sterols, their fatty acid esters and glucosides, and their use for treating tumours....	12/14/1993
5147859	Complexes of glycerrhetinic acid with phospholipids and pharmaceutical and cosmetic compositions containing them Complexes of glycyrrhetinic acid with phospholipids are described in which the molar ratio of phospholipids to glycyrrhetinic acid is from 0.5 to 2. The phospholipids are selected from the group consisting of soy lecithins, phospholipids from bovine or sw...	09/15/1992
5126436	Physiologically active SN-198C compounds Physiologically active material SN-198C producing bacteria are disclosed which belong to Streptomyces species and products which have the following structural formula: ##STR1##...	06/30/1992
5053497	Phospholipid conjugates and their preparation Phospholipid conjugate compounds derived from cardiac glycosides and steroids useful in liposome immunoassays are disclosed as well as their method of preparation....	10/01/1991
5045534	4-demethoxy-4'-amino-4'-deoxy-anthracycline derivatives Antitumour anthracycline glycosides of formula I: ##STR1## wherein R1 is hydrogen or a hydroxyl group, and pharmaceutically acceptable acid addition salts thereof....	09/03/1991
4970199	Steroidal glycolipids as host resistance stimulators against viral infection Disclosed are steroidal derivatives of glycolipids, in which steroids are bridged, via a medium length hydrocarbon chain, to 1-thio-D-mannopyranoses or 1-thio-L-fucopyranoses in combination with an anti-AIDS drug, that protect an immunocomprimised hot, pa...	11/13/1990
4942154	Steroidal glycolipids as host resistance stimulators against viral infection Disclosed are steroidal derivatives of glycolipids, in which steroids are bridged, via a medium length hydrocarbon chain, to 1-thio-D-mannopyranoses or 1-thio-L-fucopyranoses that protect an immunocompromised host, particularly resulting from an AIDS-rela...	07/17/1990
4664806	Anionically modified polysaccharides chromatography agents Novel chemically modified anionic polysaccharides which contain acid radicals of the formula ##STR1## attached to the polysaccharide component, wherein R1.crclbar. is carboxyalkyl or dicarboxyalkyl containing 1 to 5 carbon atoms...	05/12/1987
4652553	Steroidal glycolipids as host resistance stimulators Described are derivatives of glycolipids with substituted steroids bridged via a medium length hydrocarbon chain to 1-thio-D-mannopyranoses or 1-thio-L-fucopyranoses. These compounds protect an immunocompromised human or animal host against opportunistic ...	03/24/1987
4652637	Steroidal glycolipids Described are derivatives of glycolipids with substituted steroids bridged via a medium length hydrocarbon chain to 1-thio-D-mannopyranoses or 1-thio-L-fucopyranoses. These compounds protect an immunocompromised human or animal host against opportunistic ...	03/24/1987
4283394	Cytotoxic nucleoside-corticosteroid phosphodiesters Nucleotides of nucleosides or bases having known cytotoxic activity are reacted with steroids, preferably corticosteroids, to form corresponding cytotoxic nucleoside-corticosteroid phosphodiester analogues of the formula: ##STR1## wherein: stero...	08/11/1981
4181650	Procedure for the assay of pharmacologically immunologically and biochemically active compounds in biological fluids A determination of the presence and amount of a specific organic substance (ligand) that will form a complex with a macromolecule (antibody) may be made by means of a reagent obtained by binding to the ligand to be assayed a chemiluminescent substance. Th...	01/01/1980
4166849	Peruvoside derivatives and processes for their preparation The present invention is directed to novel peruvoside derivatives having the formula ##STR1## and the formula ##STR2## wherein R1 and R2 are the same or different and are selected from a hydrogen atom, an acyl group, a...	09/04/1979
4133949	Dicarboxylic acid esters of cardiac glycosides New reactive asymmetrical dicarboxylic acid ester compounds of the formula ##STR1## wherein R1 is an alkyl radical containing up to 3 carbon atoms or is a digoxin or digitoxin residue, R2 and R3, which may be the same ...	01/09/1979
4088757	4'Alpha- and 4'beta-amino-4'-desoxyoleandrins, and pharmaceutical composition containing same The present invention relates to 4' amino-4' desoxy-oleandrins of the following formula (I) ##STR1## in which R1 and R2 may be the same or different and represent hydrogen or a lower alkyl group with 1 to 4 carbon atoms or R	05/09/1978
4029880	Labelled derivatives of steroids Radio-iodine derivatives of digoxin and digitoxin are provided having the formula IV, where R is H or lower alkyl n is 1, 2 or 3 Y is H or carboxyl m is 0 to 5, and Q is a phenolic or imidazole ring, To which radio-iodine atoms are attached. Novel intermediates in ...	06/14/1977
4021546	Pro-drug forms of digoxin and method of preparing and using same There is provided, a novel pro-drug form of digoxin having the following formula: ##STR1## wherein R represents a member selected from the group consisting of a hydrogen atom, a residue of any naturally occurring amino acid, and a ##STR2## ...	05/03/1977
4021535	Reagents used in the radioimmunoassay of digoxin The derivatives of digoxin useful in the radioimmunoassay of digoxin having the following formulae: ##STR1## where R is a carboxylic acid ester. These derivatives are formed by the following process: (1) reacting the carboxylic acid in the presence o...	05/03/1977
4003998	଱-Acyl derivatives of digitoxin Compounds of the formula ##STR1## wherein R1 is ##STR2## R2 is alkyl of 2 to 15 carbon atoms; mono-substituted alkyl of 1 to 4 carbon atoms, the substituent being halogen, cyano, carbethoxy, optionally substituted phen...	01/18/1977
3997525	Tetra-¹²⁵ iodo-di-tyramine of digitalis derivative and process for making the same Tetra125 Iodo-di-tyramine of digitalis derivatives having the formula: ##STR1## wherein R is hydrogen or hydroxyl; and process for producing the same....	12/14/1976
3981862	Preparation of C22-alkyl derivative of digoxin A process for the preparation of a C22-alkyl-derivative of digoxin of the formula ##SPC1## In which R1 is an alkyl radical containing up to 4 carbon atoms, R2 and R3 are selected from the group consisting of hydrogen, acyl...	09/21/1976
3963697	Labelled cardiotonic glycosides for use in radioimmunoassay Disclosed are radioactive cardiotonic glycosides and a process of making such glycosides, the compounds being useful for radioimmunoassay of body fluids for cardiotonic glycoside content. The novel synthesis comprises reaction of a hydroxyl group of the sugar ...	06/15/1976
3960839	Process for recovering and isolating solasodine and glycosides thereof Process for removing and isolating solasodine from the aqueous-alcohol extract of fruit containing solasodine glycoside comprising removing the alcohol from said extract, precipitating impurities, precipitating said glycoside, hydrolyzing said precipitate...	06/01/1976
3944541	22-Cyano-24-norcholanes There are disclosed herein the 3ଲ, 14-dihydroxy-,3ଲ,5,14-trihydroxy-, 3ଲ,12ଲ,14-trihydroxy- and 3ଲ,14,16ଲ-trihydroxy-21,23-epoxy-23-methoxy-24-nor-5ଲ,1 4ଲ-chola-20,22-diene-22-carbonitriles, as well as their ...	03/16/1976
3936438	Aromatic cardenolide acetals The present invention is concerned with new cardenolide acetals of the general formula: ##SPC1## Wherein R1 is an unsubstituted or substituted glycosyl radical and Ar is an unsubstituted or substituted aryl or heteroaryl radical and with the ...	02/03/1976
3932626	Pharmaceutical compositions containing a carboxylic acyl derivative of digoxin and method of use Pharmaceutical dosage unit compositions containing as an active ingredient a compound of the formula ##SPC1## Wherein R1 is alkyl of 2 to 12 carbon atoms, halo-(alkyl of 1 to 4 carbon atoms), aryl-(alkyl of 1 to 4 carbon atoms), cycloalkyl-(alk...	01/13/1976

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Class 536/6.2 - Nitrogen, phosphorus or halogen containing