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JPS6353997B2 |
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JPS6353995B2 |
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JPS6352636B2 |
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JPS6352631B2 |
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JPS6352633B2 |
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JPS6352632B2 |
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JPS63201197A |
11 beta -substituted steroids of the formula wherein A and B together represent a second bond between the 6-position and 7-position carbon atoms, or, respectively, are each H; X is O, two H atoms or hydroximino; Z is the residue of a pen...
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JPS6337796B2 |
Novel 19-nor-steroids of the formula I' wherein R1 and R2 taken together form a cycloalkyl of 3 to 8 carbon atoms or are individually selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms and alkenyl and alkynyl of...
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JPS6337800B2 |
A process for the synthesis of 1 alpha ,3 beta -dihydroxy- DELTA 5-steroids from steroids such as 1 alpha ,2 alpha -epoxy-cholesta-4,6-dien-3-one, which is reacted with lithium in liquid ammonia in the absence of a proton donator and sub...
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JPS6337799B2 |
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JPS63159395A |
PURPOSE: To industrially and advantageously obtain the titled compound useful as a synthetic intermediate for vitamin Ds, brassinolides which are plant growth regulators and ecdysone derivatives which are insect molting hormones, by appl...
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JPS63158455A |
PURPOSE: To avoid the effect of impurity or a decomposed product, by using a compound having a steroid skeletal as an internal standard substance at the time of the analysis of oil-soluble vitamins by chromatography. CONSTITUTION: A comp...
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JPS6319157B2 |
10-Methyl steroids of the androstane or pregnane series are converted to the corresponding 19-hydroxy steroid by fermentation with a fungal culture of the genus Nigrospora.
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JPS6310159B2 |
3-enol ethers of 11 beta -hydroxy- DELTA 4-pregnene-3-ones are prepared by reacting triethylorthoacetate with an 11 beta -hydroxy- DELTA 4-pregnene-3-one in a solvent which is at least 40% by weight or more ethanol and 60% by weight or l...
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JPS6257638B2 |
Novel 11 beta -substituted- DELTA 1,3,5(10)-estratrienes of the formula I wherein R1 is selected from the group consisting of optionally substituted unsaturated alkyl of 2 to 8 carbon atoms, optionally substituted aryl of 6 to 12 carbon ...
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JPS6253160B2 |
Sterol derivatives of the formula wherein R1 is a hydrogen atom and R2 is lower alkoxy, or R1 and R2 collectively are lower alkylenedioxy and R3 is a sterol hydrocarbon side chain are converted to the corresponding androsten-17-ones by t...
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JPS6252759B2 |
What is disclosed are steroid-21-halogeno-17-(alkyl carbonates), useful as medicaments for the treatment of inflammatory dermatoses, and a method for making them.
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JPS62249925A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS62249998A |
PURPOSE: To efficiently obtain a steroid as a synthetic intermediate for adrenocortical hormones in high yield in a small number of steps, by reacting a steroid having a specific partial structure with a silicon hydride compound in the p...
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JPS6251279B2 |
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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 ...
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JPS62230726A |
PURPOSE: A remedy, constituted of a fat emulsion containing a steroid having immunosuppressive action, useful for treating autoimmune diseases, e.g. chronic rheumarthritis, systemic lupus erythematosus, etc., having improved activity sus...
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JPS6245846B2 |
1479488 Inhalant compositions SCHERING AG 24 June 1974 [23 June 1973] 27902/74 Heading A5B Inhalant compositions suitable for treatment of allergic disorders of the respiratory tract comprise a corticoid of formula:- in which -B-A- repre...
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JPS6241680B2 |
New 16-methyl-9 alpha -halo corticosteroid esters and ethers having high topical anti-inflammatory potency and low systemic activity and the manner in which they can be produced are described.
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JPS6229438B2 |
Procedure for preparing new 2,2-dimethyl-19-nor-steroids of formula I: * (see formula I) * in which R1 represents a hydrogen atom, a hydroxyl group, an acyloxy group OCOR2, R2 representing a hydrocarbon radical containing from 1 to 17 ca...
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JPS6228157B2 |
New and useful steroids of the pregnane series and compositions therefor are disclosed of the formula: (I) wherein R1 is selected from the group consisting of H, F, OH, and OR2, and R2 is carbacyl of one to eighteen carbon atoms, which s...
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JPS6228160B2 |
PROCESS FOR THE PRODUCTION OF 17-ESTERS OF CLOBETASOL This invention relates to an improved process for the preparation of 17-esters of Clobetasol having the formula II which consists in treatment of 9.beta.,11.beta.-epoxy-16.beta.-methy...
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JPS6228158B2 |
This invention discloses a general process for the production of corticoids from androstenes. This invention provides an economically viable alternative synthesis of 17 alpha -hydroxyprogesterones and the corticoids.
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JPS6227076B2 |
1. A process for the preparation of a 17 alpha-(3-iodobenzoyloxy)-9 alpha-chloro-4-pregnene-3,20-dione or a D-homo homolog thereof of the formula I see diagramm : EP0001737,P9,F2 wherein n is 0 or 1 ; C1 ~-~-~- C2 represents a C-C single...
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JPS62118898A |
PURPOSE: To efficiently introduce hydroxyl group into a steroid, by inoculating Curvularia lunata having the ability to hydroxylate hydrogen atom of the steroid into a culture medium containing the steroid and cultivating the Curvularia ...
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JPS6221357B2 |
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JPS6221358B2 |
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JPS6214557B2 |
9 alpha ,21-Dihalo-11 beta ,17 alpha -dihydroxy-6 alpha -fluoro-16 alpha -methylpregna-1,4-diene -3,20-dione 17-esters of the formula in which X1 is chlorine or fluorine, X2 is bromine or chlorine, and Ac is an acyl group derived from a ...
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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...
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JPS6210239B2 |
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JPS61502960A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6146480B2 |
3 alpha -Hydroxy and 3 alpha -acyloxy- DELTA 9(11)-5 alpha -20-ketopregnenes of the formula wherein R is hydrogen or acyl, R1 is hydrogen or methyl and R2 is methyl or ethyl, are produced by esterifying a corresponding 3 beta -hydroxy-5 ...
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JPS61210096A |
Oxymercuration reaction products (I) and/or mercury contaminated steroids (I) are purified by dissolving the compound in a suitable solvent and contacting with a metal dust selected from zinc, copper or iron and a suitable acid.
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JPS6137280B2 |
Steroids of the formula wherein R1 and R2 are identical or different and each is hydrogen or the residue of an organic or inorganic acid, and for the esters (R1 or R2 is not H) capable of salt formation, the salts thereof, possess valuab...
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JPS6135999B2 |
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JPS6134438B2 |
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JPS61172896A |
The invention relates to a new process for the preparation of 14-alpha-17-alpha-dihydroxy-17-beta-substituted steroids by reaction of 14-alpha-hydroxy-17-oxo-steroids with metal organic compounds. Furthermore, the invention relates to th...
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JPS6131115B2 |
Steroid esters of the Formula I I wherein the A, B, C, and D rings can be substituted in the usual manner, R10 is hydrogen or methyl; R13 is alkyl of 1-3 carbon atoms; R17 is 17 alpha -alkynyl or alkadiinyl of up to 4 carbon atoms or 17 ...
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JPS6131116B2 |
The active compounds correspond to the general formula I in which R1 denotes an alkanoyl group or cycloalkanoyl group having 1 to 8 carbon atoms or a benzoyl group and X represents a fluorine atome, a chlorine atom or an alkanoyloxy grou...
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JPS6129960B2 |
Derivatives of 9-chloroprednisolone of the formula in which R1 is alkanoyl with 1 to 8 carbon atoms or benzoyl, and X is fluorine, chlorine, hydroxyl, alkanoyloxy with 1 to 8 carbon atoms or benzoyloxy, are prepared. These compounds are ...
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JPS6126797B2 |
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JPS6126554B2 |
Novel corticoids of formula I (I), wherein X is beta -hydroxymethylene, beta -fluoromethylene or carbonyl; Y is fluorine, chlorine, hydroxy, or acyloxy of 1-10 carbon atoms; and R1 is acyloxy of 1-10 carbon atoms, possess strong anti-inf...
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JPS61130215A |
PURPOSE: A specific aqueous solution is used to enable fluorometholone, a steroidal anti-inflammatory hard soluble in water to be solubilized in water in a large amount whereby a water-soluble complex which is used as eye drops is obtain...
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JPS6197298A |
Novel 23-dihydro-oxazolyl steroids of the formula I wherein R1 is selected from the group consisting of hydrogen and methyl, R2 is selected from the group consisting of methyl and ethyl, R3 and R4 are individually selected from the group...
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JPS6117840B2 |
1461444 Pregnane 18-azides; amines; iodides; conanines CHOAYSA 8Feb 1974 [8 Feb 1973] 05912/74 Heading C2U The invention comprises 18-azido steroids of the pregnane series having at the 20-position an oxo group or a free, esterified or e...
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