Matches 51 - 100 out of 345 < 1 2 3 4 5 6 7 >
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6858595 Use of biologically active vitamin D compounds for the prevention and treatment of inflammatory bowel disease  
Methods of treating inflammatory bowel disease are described, and in particular the prevention and treatment of inflammatory bowel disease in humans as well as other animals. These methods involve...
6835723 2-methylene-19-nor-20(S)-1α-hydroxy-bis-homo-pregnacalciferol in crystalline form  
A method of purifying 2-methylene-19-nor-20(S)-1α-hydroxy-bis-homo-pregnacacifero l to obtain 2-methylene-19-nor-20(S)-1α-hydroxy-bis-homo-pregnacalcifer ol in crystalline form. The method...
6787660 Functional vitamin D derivatives and a method for determining 25-hydroxy-vitamin D and 1α, dihydroxy-vitamin D  
Vitamin D compounds of formula (I) with a label attached to a spacer group in the 3 position are disclosed. In the above formula (I), X is an optionally substituted hydrocarbon group with a...
6774251 Method of synthesizing 1α-hydroxy-2-methylene-19-nor-homopregnacalciferol  
A method of making 1α-hydroxy-2-methylene-19-nor-homopregnacalciferol. The method includes the steps of condensing a bicyclic ketone with an allylic phosphine oxide to produce a protected...
6753435 Intermediates for vitamin D and processes for the preparation thereof  
An object of the present invention is to provide intermediates for the synthesis of 1α-hydroxyvitamin D derivatives useful as drugs and processes for the preparation thereof. Namely, the present...
6696431 26,27-homologated-20-EPI-2-alkylidene-19-nor-vitamin D compounds  
This invention provides a novel class of vitamin D related compounds, namely, the 2-alkylidene-19-nor-vitamin D derivatives, as well as a general method for their chemical synthesis. The compounds...
6667298 26,27-Homologated-20-EPI-2-alkyl-19-NOR-vitamin D compounds  
This invention provides a novel class of vitamin D related compounds, namely, the 2-alkyl-19-nor-vitamin D derivatives, as well as a general method for their chemical synthesis. The compounds have...
6646143 Vitamin D analogues  
Compounds of the formula I wherein X represents hydrogen or hydroxy; R 1 and R 2 , which may be the same or different, represent hydrogen, (C 1 -C 4 )alkyl optionally substituted with one...
6603030 Process for producing phosphineoxide vitamin D precursors  
A process for producing a compound of the formula: where Ph is phenyl, X 1 and X 2 are both hydrogen or X 1 and X 2 taken together are CH 2 , R 1 is a protecting group, R 2 is fluorine,...
6603031 Vitamin D derivatives with cyclic substructures in the side chains, process and intermediate products for their production, and the use for the production of pharmaceutical agents  
The invention relates to vitamin D derivatives of general formula I, process for their production, intermediate products of the process as well as the use for the production of pharmaceutical...
6579861 1α-hydroxy-2-methylene-19-nor-homopregnacalciferol and its uses  
This invention discloses 1α-hydroxy-2-methylene-19-nor-homopregnacalciferol and pharmaceutical uses therefor. This compound exhibits pronounced activity in arresting the proliferation of...
6573255 Vitamin D analogues  
Vitamin D compounds formula I wherein R represents hydrogen, or R represents (C 1 -C 6 )alkyl, phenyl, or (C 7 -C 9 )aralkyl, optionally substituted with one or more groups selected from (C 1 -C...
6566352 1 α-hydroxy-2-methylene-19-nor-pregnacalciferol and its uses  
This invention discloses 1α-hydroxy-2-methylene-19-nor-pregnacalciferol and pharmaceutical uses therefor. This compound exhibits pronounced activity in arresting the proliferation of...
6559138 3-Desoxy-vitamin D3 analog esters  
The present invention provides 3-desoxy vitamin D 3 analog esters of the formula: and methods for use and preparation of the same, wherein the dotted line, R 1 , R 2 , R 3 , R 4 and L are...
6555699 16-ENE-vitamin D derivatives  
The compound of the formula (24): wherein R 9 and R 10 may be the same or different and each represent a hydrogen atom or a protecting group.
6548489 Vitamin D3 derivative and treating agent for inflammatory respiratory disease using same  
Compounds expressed by the following general formula (1), [wherein, R 01 and R 02 are each independently a hydrogen atom or a protecting group for a hydroxyl group; Z is one out of the...
6538145 24-hydroxy vitamin D derivatives  
A process for preparing vitamin D derivatives having the following formula: wherein R 1 , R 2 , R 3 , and R 4 , which may be the same or different, represent a hydrogen atom or a protecting...
6537981 26,27-Homologated-20-EPI-2-alklidene-19-nor-vitamin D compounds  
This invention provides a novel class of vitamin D related compounds, namely, the 2-alkylidene-19-nor-vitamin D derivatives, as well as a general method for their chemical synthesis. The compounds...
6537980 Vitamin D analogues and their pharmaceutical use  
The present invention relates to compounds of general formula (I) wherein R 1 and R 2 , which may be the same or different, represent (C 1 -C 4 )alkyl, and R 3 represents hydrogen, halogen, (C 1...
6531459 Vitamin D derivatives with phosphorus atoms in the side chains  
Described are new vitamin D derivatives such as of the formula (I) detailed in this disclosure. Also described are methods for preparing these derivatives, inter mediates used to prepare the...
6516294 Nuclear receptor for 1α,25-dihydroxyvitamin D3 useful for selection of vitamin D3 ligands and a method therefor  
The nuclear receptor for the steroid hormone 1α,25-dihydroxyvitamin D 3 , its ligand binding domain, three-dimensional model thereof and a method for selection of suitable vitamin D 3 binding to...
6492353 1,3-dihydroxy-20,20-cycloalkyl-vitamin D3analogs  
This invention relates to 1,3-dihydroxy-20,20-dialkyl-vitamin D 3 analogs of Formula (I): compositions comprising the analogs, methods of preparing the analogs and methods of treatment of...
6462031 Crystalline 1α-hydroxyvitamin D2 and method of purification thereof  
A method of purifying 1α-hydroxyvitamin D 2 to obtain 1α-hydroxyvitamin D 2 in crystalline form. The method includes the steps of boiling a solvent selected from the group consisting of ethyl...
6455714 Labeled vitamin D compounds and the use thereof  
Biotin, fluorescent and chemiluminescent labeled vitamin D compounds are disclosed as well as their use in assays for the presence of vitamin D, its metabolites and vitamin D analogs in biological...
6452028 Vitamin D3 analogs  
A compound of the formula wherein R is hydrogen or hydroxy, each R 1 is ethyl, propyl, butyl, isopropyl or t-butyl, X is ═CH 2 , or when R is hydroxy, X is hydrogen or ═CH 2 , and A is...
6448421 Crystals of vitamin D derivatives and process for the preparation thereof  
The present invention provides crystals of the compound represented by formula (I): crystals of a vitamin D derivative which are obtained by purifying a crude or preliminarily purified product...
6441207 Method for making hydroxy-25-ene-vitamin D compounds  
The present invention provides a method for preparing a novel class of vitamin D compounds in which the C-25 or equivalent position has a double bond. In addition, the side chain is optionally...
6410523 Vitamin D derivatives substituted at the 2beta-position  
The present invention provides a vitamin D derivative of the general formula (I): wherein A denotes a straight chain or branched chain alkylene group with 2 to 10 carbon atoms and R denotes SO 3...
6399797 Vitamin D analogues  
The present invention relates to compounds of formula (I), in which formula X is hydrogen or hydroxy or protected hydroxy; R 1 an R 2 stand for hydrogen, methyl or ethyl, or, when taken together...
6399767 Intermediates for the synthesis of vitamin D and steroid derivatives and process for preparation thereof  
A process for preparing a compound having structure (I) wherein n is an integer from 1-5; each of R 1 and R 2 independently is optionally substituted C 1 -C 6 alkyl; each of W and X is...
6387673 Compounds useful for the modulation of processes mediated by nuclear hormone receptors, methods for the identification and use of such compounds  
In accordance with the present invention, it has been discovered that histone deacetylase associates with hormone receptor complexes and contributes to the repression thereof. It has further been...
6380408 Non-calcemic, antiproliferative, transcriptionally active sulfur-containing analogs of 1α, 25-dihydroxy vitamin D3  
Novel sulfur-containing analogs of 1α,25-dihydroxy vitamin D 3 are provided. These analogs are synthesized in a convergent manner by joining A-ring and C,D ring fragments. Each analog with...
6376480 Vitamin D derivatives with substituents at C-25, process for their production, intermediate products and use for the production of pharmaceutical agents  
A method of preparing a pharmaceutical composition, comprising combining a pharmaceutically compatible vehicle with a compound according to formula (I)
6372731 Vitamin D derivatives with C-25 substituents, process for their preparation, intermediate products and their use in preparing medicaments  
A vitamin D derivative and its uses with substituents at C-25 of general formula I
6372926 17-side chain alkynyl-and 20-oxopregna-derivatives of vitamin D, methods for their production and pharmaceutical compositions thereof  
1-Hydroxy pregnacalciferol derivatives of formula (I) and their corresponding 5,6-trans isomers wherein R 1 is hydroxyl or lower alkoxy and R 2 is optionally hydroxylated or lower alkoxylated...
6362350 Crystalline 1α, 24(S)-dihydroxyvitamin D2 and method of purification thereof  
A method of purifying 1α,24(S)-dihydroxyvitamin D 2 to obtain 1α,24(S)-dihydroxyvitamin D 2 in crystalline form. The method includes the steps of boiling a solvent under inert atmosphere,...
6359152 18-substituted-19-nor-vitamin D compounds  
This invention provides a novel class of vitamin D compounds, namely, 13-ethyl and 13-vinyl-18,19-dinor-vitamin D derivatives, as well as a general method for their chemical synthesis. The...
6359012 Method for making 24(S)-hydroxyvitamin D2  
The invention provides a method for making 24(S)-hydroxyvitamin D 2 which is a stereospecific synthesis.
6344437 Medicine drink food and feed having an action of strengthening bone  
The present invention is to provide a novel medicine, drink, food or feed having an action of strengthening bone. More specifically, the present invention is to provide a medicine, drink, food or...
6316642 26,27-Homologated-20-EPI-2alkyl-19-nor-vitamin D compounds  
This invention provides a novel class of vitamin D related compounds, namely, 2-alkyl-19-nor-vitamin D derivatives, as well as a general method for their chemical synthesis. The compounds have the...
6310226 Vitamin D analogues  
The present invention relates to compounds of formula (I) in which formula X is hydrogen or hydroxy; R 1 and R 2 which may be the same or different, stand for hydrogen or C 1 -C 5 hydrocarbyl;...
6306844 Use of 2α-methyl-19-nor-20(S)-1α, 25-dihydroxyvitamin D3 to increase bone strength  
This invention provides pharmaceutical uses for 2α-methyl-19-nor-20(S)-1α, 25-dihydroxyvitamin D 3 . This compound is characterized by high bone calcium mobilization activity demonstrating...
6291693 Kits comprising labeled vitamin D compounds  
Kit comprising biotin, fluorescent and chemiluminescent labeled vitamin D compounds are disclosed. The disclosed kit may be used in assays for the presence of vitamin D, its metabolites and vitamin...
6288249 Vitamin D analogs and methods of preparing these compounds  
The invention relates to vitamin D analogs of general formula (I) wherein: R 1 is a hydrogen atom or a substituent selected from the group consisting of hydroxy, CH 2 OH, CH 2 CH 2 OH, CH 2 CH...
6277837 2-alkyl-19-nor-vitamin D compounds  
This invention provides a novel class of vitamin D related compounds, namely, the 2-alkyl-19-nor-vitamin D derivatives, as well as a general method for their chemical synthesis. The compounds have...
6251883 Methods for preparation and use of 1α,24(S)-dihydroxy vitamin D2  
1α,24(S)-Dihydroxy vitamin D 2 which is useful as an active compound of pharmaceutical compositions for the treatment of disorders of calcium metabolism and for various skin disorders. The...
6211168 Methods for preparation and use of 1α,24 (S)-dihydroxy vitamin D2  
1α,24(S)-Dihydroxy vitamin D 2 which is useful as an active compound of pharmaceutical compositions for the treatment of disorders of calcium metabolism and for various skin disorders. The...
6191292 Precursors of the A-ring of vitamin D and method and intermediates for the preparation thereof  
The invention relates to precursors of the A-ring of vitamin D, of the formula (I): ##STR1## in which A, R, R 1 and R 2 are as defined in the specification. The invention also relates to a...
6180805 Photochemical process for the production of previtamin D3  
A photochemical process for the production of previtamin D 3 or a derivative thereof from 7-dehydrocholesterol is disclosed. The process includes irradiating the 7-dehydrocholesterol in a reactor...
6153605 Arylsecocholadiene derivatives  
Compounds of formula (I) ##STR1## as defined by the specification. The compounds are useful in the treatment or prevention of vitamin D dependent disorders, particularly psoriasis, basal cell...
Matches 51 - 100 out of 345 < 1 2 3 4 5 6 7 >