Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 551 - 600 out of 667

Document Document Title
JPS6247878B2
Novel steroids of the formula I wherein R1 is linear or branched alkyl of 1 to 12 carbon atoms, unsaturated alkyl of 2 to 8 carbon atoms optionally substituted, optionally substituted aryl of 6 to 12 carbon atoms, optionally substituted ...  
JPS6247879B2  
JPS6239160B2
Novel 7-alkyl- DELTA 4-17 alpha -pregnene-3-ones of the formula I wherein R is selected from the group consisting of saturated and unsaturated alkyl of 2 to 8 carbon atoms, cycloalkyl alkyl of 4 to 8 carbon atoms and arylalkyl of 7 to 12...  
JPS6238360B2
The present invention relates to a new series of fusidic acid derivatives, to salts and easily hydrolysable esters thereof, to the preparation of these compounds, and to pharmaceutical compositions containing the compounds, the new fusid...  
JPS6234040B2
Corticoid-21-sulphopropionate derivs. of formula (I) and their salts with pharmaceutically-acceptable bases are new: (St = steroid residue of an antiinflammatory corticoid; esp. it has formula (X = H, Cl, F or CH3; Y = H, F or Cl; Z = ox...  
JPS6221800B2  
JPS6220198B2
Novel cyclization substrates are disclosed of the formula (III) wherein: (a) R1 is H or alkyl of one to four carbon atoms; (b) R2 is H or alkyl of one to four carbon atoms, with the proviso that R1 is H when R2 is alkyl, and with the pro...  
JPS6220196B2
Novel DELTA 1,3,5(10),6-estratetraenes of the formula I R is selected from the group consisting of hydrogen, acyl of an alkanoic acid of 1 to 5 carbon atoms, optionally substituted benzoyl, tetrahydropyranyl, trityl and trimethylsilyl an...  
JPS6212799B2
Disclosed is a process for the preparation of a 4,6-dien-3-one steroid by brominating an enolic ether of a 4-en-3-one steroid in a water-containing organic solvent which is substantially free from acetic acid and sodium acetate to give a...  
JPS629119B2  
JPS61503032A
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.  
JPS6160080B2  
JPS61225190A
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.  
JPS61502186A
Novel compounds having the general formula (I), wherein: R<1> is hydrogen or an acyl substitutent of formula -(C=O)-R<2>, wherein: R<2> is an alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkylene, haloalkyl, aryl, haloaryl or arylalkyl...  
JPS6128100B2
A method and reagent means for the determination of small quantities of chemical compounds in man, animal and plants by a specific binding assay technique. The method involves the utilization of a labelling constituent comprising a conju...  
JPS61115095A
Steroid-21-phosphoric acids and pharmaceutically usable salts thereof of the formula III III (in which U=H or CH3, V=H, OH, O or Hal; W=H or OH and Y=H or F) are obtained in a very pure state by reacting I I (in which X=OH or Hal) with a...  
JPS6119640B2
DELTA 15-Steroids of the formula wherein R1 is a hydrogen atom, trialkylsilyl or acyl; R2 is ethynyl, chloroethynyl or propinyl; and X is an oxygen atom, or NOR4 wherein R3 is a hydrogen atom or acyl and R4 is a hydrogen atom, acyl, alky...  
JPS6113720B2
Novel compounds having the formula (II) where X is radioactive Se or Te, z is 0 or 1 and R is OH or an amino acid residue, particularly 23-[75Se]-selena-25-homocholic acid and its glycine and taurine conjugate have outstandingly good pro...  
JPS6172798A
A process for preparing a 17 alpha -hydroxy-20-keto steroid comprises contacting a DELTA <1><6>-20-keto steroid with a silylating agent in the presence of a catalyst, and contacting the resultant DELTA <17(20)>-20-silyl ether steroid (so...  
JPS617437B2
A mixture of ursodeoxycholic acid and of chenodeoxycholic acid as well as of their salts and esters is reacted with a silylating agent in a suitable anhydrous organic solvent; the corresponding silyl-derivatives thus obtained are separat...  
JPS6140298A
PURPOSE: To provide the titled complex having increased rate of dissolution in water and absorbability through digestive tracts, and having antiarteriosclerotic and gonadotropic activities, etc., by clathrating a cycloartenol ferulic aci...  
JPS617294A
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.  
JPS611080B2
1368005 7-Carboxy steroids and related compounds G D SEARLE & CO 24 Aug 1972 [25 Aug 1971] 39401/72 Heading C2U Novel steroids have the formulµ wherein Z is H, alkali metal, alkaline earth metal/2, ammonium or alkyl; Z1 is H, alkali met...  
JPS617292A
PURPOSE: To obtain the titled compound having strong carcinostatic activity, by reacting the bonding an estracyt compound with a carcinostatic agent having a specific functional group. CONSTITUTION: An estracyt compound [preferably estra...  
JPS615094A
Novel, multiple-tritiated steroid-20,17- spirolactones of general Formula 1 wherein -A-B is -CH2-CH2-, -CH=CH- or and R is hydrogen or tritium and n is 0 or 1, are usable as tracer materials for the detection of mineralocorticoid receptors.  
JPS611699A
C16-unsaturated corticoids are readily transformed to the corresponding 16 alpha -methyl-17 alpha -hydroxy corticoids by use of a DELTA 17(20)-20-silyl ether.  
JPS60502152A
The invention provides a new derivative of vitamin D, 23,23-difluoro-25-hydroxycholecalciferol, a method for preparing said compound and various new intermediates utilized in such process. The compound is characterized by vitamin D-like ...  
JPS60226894A
2-Fluoro-17β-estradiol is synthesized by mercurating at C-2 a 17β-estradiol diester or dietherate, displacing the mercury group with fluorine and then removing the ester- or ether-protecting groups.  
JPS6050199B2
The invention relates to novel spirooxazolidines represented by the formula I (I) wherein R1 is alkyl having from 1 to 4 carbon atoms; R2 is hydrogen, alkyl having from 1 to 4 carbon atoms, alkenyl having from 1 to 4 carbon atoms, or dia...  
JPS60222496A
NEW MATERIAL:A compound shown by the formula I (X is hydroxy, Y is alkali metallic salt of carboxyethyl, or X and Y together with neighboring carbon atom form lactone ring shown by the formula II). EXAMPLE: 17-Hydroxy-6β-,7β-methylene-...  
JPS60174798A
Antiinflammatory activity is exhibited by pregnenes having the structural formula wherein R1 is hydrogen, hydroxy, halogen, or acyloxy; R2 and R3 are each hydrogen, R2 and R3 are each methyl, R2 and R3 are each alkylthio, R2 is hydrogen ...  
JPS6069096A
Steroids of the formulaand a therapeutic composition containing same which are useful as anti-cancer, anti-obesity, anti-hyperglycemic, anti-autoimmune and anti-hypercholesterolemic agents.  
JPS6061595A
Steroids of the formula I wherein n represents the number 2, 3 or 4; R1 represents hydrogen, lower-alkyl or lower-alkylidene; R2, R3 and R4 represent hydrogen or lower-alkyl and the dotted C-C bonds in the 5(6)-, 7(8)-, 22(23)-, 24(28)- ...  
JPS6034990A
17-haloethynyl steroids of the partial formula wherein R1 is hydrogen or methyl, R2 is alkyl of 1-4 carbon atoms, acyl of 1-7 carbon atoms, trimethylsilyl, 2-tetrahydropyranyl, or nitrate, X is bromine or iodine, and V is methylene, ethy...  
JPS6017445A
Photosensitive bodies that are sensitive to ultraviolet radiation and that exhibit excellent contrast are formed from base soluble polymers such as poly(methyl methacrylate-co-methacrylic acid) physically mixed with base insoluble materi...  
JPS59208547A
Photosensitive bodies that are sensitive to ultraviolet radiation and that exhibit excellent contrast are formed from base soluble polymers such as poly(methyl methacrylate-co-methacrylic acid) physically mixed with base insoluble materi...  
JPS5940840B2
The present invention relates to a dienic derivative of the androstane series having the formula WHEREIN R is a member selected from the group consisting of hydrogen, alkyl having 1 to 4 carbon atoms and alkali metal, R' and R'' are memb...  
JPS59139400A
NEW MATERIAL:A compound of formula I (X is H, halogen, hydroxyl; Y is H, lower alkyl, halogen, alkylthio; X and Y may incorporate to form a ring; Z1 is hydroxyl; Z2 is carboxyethyl alkali metal salt; Z1 and Z2 may incorporate together wi...  
JPS5980695A
The present invention relates to an estrogen complex which consists of an estrogen or an estrogen derivative complexed with an organometallic compound containing at least one free carbonyl ligand, the said estrogen complex containing at ...  
JPS5973600A
PURPOSE: An ovulatory inducing agent, containing 24-methylenecycloartanol as a main constituent, and useful as a remedy for amenorrhea, dysmenorrhea, ovulatory disorder, menstrual cycle abnormality, etc. CONSTITUTION: An ovulatory induci...  
JPS5967300A
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.  
JPS5850238B2  
JPS5850240B2
The present invention relates to a dienic derivative of the androstane series having the formula WHEREIN R is a member selected from the group consisting of hydrogen, alkyl having 1 to 4 carbon atoms and alkali metal, R' and R'' are memb...  
JPS5848526B2
6,9-Oxido-9,10-seco-1,3,5(10),6,8,14-estrahexaenes, useful as intermediates in the total synthesis of steroids, of the formula WHEREIN N IS 1 OR 2, R1 is lower-alkyl, R2, R 3 and R4 are H, alkoxy or acyloxy, X is a free or ketalized keto...  
JPS5842879B2
An alkali metal salt of a 3-(17 beta -hydroxyandrosten-3-one 3-acetal-17 alpha -yl)propiolic acid which is useful as an intermediate in the preparation of 3-(3-oxo-7 alpha -acetylthio-17 beta -hydroxyandrost-4-en-17 alpha -yl)-propiolact...  
JPS58150600A
PURPOSE: To prepare a uniform solution or a solid substance, by dissolving a ferulic acid ester of 24 methylenecycloartanol useful as an antioxidant for products of fats and oils in a fatty acid ester, etc. under heating, adding an edibl...  
JPS5839840B2
1368005 7-Carboxy steroids and related compounds G D SEARLE & CO 24 Aug 1972 [25 Aug 1971] 39401/72 Heading C2U Novel steroids have the formulµ wherein Z is H, alkali metal, alkaline earth metal/2, ammonium or alkyl; Z1 is H, alkali met...  
JPS58113200A
New steroidal chiral phosphines of formula (I) wherein R represents a phosphorated group selected between methods for their preparation; catalytic systems comprising metal complexes and the above steroidal chiral phosphines; asymmetrical...  
JPS5822479B2
Novel 1 alpha ,3 beta -dihydroxy-24-oxocholesta-5,7-diene and the hydroxyl group-protected derivatives thereof. Said novel 1 alpha -hydroxy-24-oxovitamin D3 and said novel intermediates are also useful as the intermediates of 1 alpha ,24...  
JPS5852268A
1. Claims for the contracting states : BE, CH, DE, FR, GB, IT, LI, LU, NL, SE A cholecalciferol derivative of the formula see diagramm : EP0073465,P14,F3 1. Claims for the contracting state : AT A process for the manufacture of a choleca...  

Matches 551 - 600 out of 667