摘要:
Dermatics are claimed which are characterized in that they contain as the active compound one or two 17.beta.-methyl-18-nor steroids of general Formula I ##STR1## wherein is a single bond or a double bond,R.sub.1 is a hydrogen atom or a methyl group, andR.sub.2 is an alkyl group of maximally 6 carbon atoms, optionally substituted by an alkanoyloxy group containing 2-6 carbon atoms.
摘要:
Estriol esters of Formula I ##STR1## wherein R, in each case, means the residue of a monocarboxylic acid of 2-10 carbon atoms.The novel estriol esters surpass estriol in strength and duration of estrogen effect.
摘要:
1.alpha.,2.alpha.-methylene-6-methylene- and 6.alpha.-methylpregnenes of Formula I ##STR1## wherein A is ##STR2## and R is a hydrogen atom, an acyl group, or an alkoxymethyl groupare strong antiandrogens, and suitable for the topical treatment of seborrhea, acne, alopecia, and hirsutism.
摘要:
A process for preparing bromine- or iodine-unlabeled or radioactively labeled 17.alpha.-bromoethynyl- and 17.alpha.-iodoethynyl-17.beta.-hydroxy steroids of the androstane and estrane series of the partial formula ##STR1## wherein is a single bond or a double bond,V is a carbon-carbon bond or a methylene group,R is hydrogen or methyl, andX is bromine or iodine,from corresponding 17.alpha.-ethynyl-17.beta.-hydroxy steroids, comprises treating the starting steroid in an inert solvent with a brominating agent or an iodinating agent in the presence of a silver salt.The process enables production of old and new compounds having value as pharmacologically active compounds and also as diagnostic agents when the iodine or bromine is radioactive.
摘要:
Hydrocortisone derivatives of Formula I ##STR1## wherein is a single bond or a double bond,n is 1 or 2,R.sub.1 is hydrogen or methyl,R.sub.2 is alkyl of 1-6 carbon atoms, andR.sub.3 is hydrogen or 1-oxoalkyl (alkanoyl) of 2-6 carbon atoms,are pharmacologically active compounds, e.g., as antiinflammatories.
摘要:
Corticoids of Formula I ##STR1## wherein is a single bond or a double bond,X is hydrogen, fluorine, or chlorine,Y represents two hydrogen atoms or an oxygen atom, andZ is hydrogen or acyloxy of 2-6 carbon atoms, are pharmacologically active compounds, e.g., as anti-inflammatories.
摘要:
.DELTA..sup.16 - and .DELTA..sup.17 -21-chloro-20-keto steroids of the formula ##STR1## wherein n is 1 or 2,C.sub.1 C.sub.2 and C.sub.9 C.sub.11 represent a CC-single or CC-double bond,R.sub.1 is H or OH,R.sub.2 is H or CH.sub.3,R.sub.3 is H or F wherein, when R.sub.3 =F, C.sub.9 C.sub.11 is a CC-single bond, andR.sub.4 is H, CH.sub.3, or F,are valuable intermediates for preparation of highly effective, known steroids.A process for preparing these compounds involves heating the corresponding 11.beta.- and/or 17.alpha.- or 17a.alpha.-nitrooxy-21-mesyloxy-20-keto steroids with lithium chloride in a dipolar aprotic solvent at temperatures above room temperature.
摘要:
A process for preparing a 6-methylene-.DELTA..sup.4 -3-keto steroid of the formula ##STR1## wherein R is hydrogen, alkoxy of up to 6 carbon atoms or acyloxy of up to 6 carbon atoms wherein the acyl group is that of a carboxylic acid, andR' is the CD-ring system of a steroid of the androstane or pregnane series,comprising reacting the corresponding .DELTA..sup.4 -3-keto steroid of the formula ##STR2## with a formaldehyde derivative of the formulaX(CH.sub.2 O).sub.n Ywhereinn is 1, 3 or an integer on the order of 100-1000, andX is C.sub.1-5 alkoxy and Y is C.sub.1-5 alkyl when n is 1,X and Y represent a single bond between the terminal C atom and the terminal O atom when n is 3, andX is hydroxy and Y is hydrogen when n is an integer on the order of 100-1000,in an inert solvent in the presence of a condensation agent which is a strong acida strongly acidic cation exchanger or a phosphoric acid derivative.
摘要:
Novel estrogenic 17.alpha.-hydroxy-1,3,5(10),15-estratetraenes of the formula ##STR1## wherein R.sub.1 is H, lower alkyl or lower acyl, R.sub.2 is lower alkyl and R.sub.3 is H, lower alkyl, lower acyl or tetrahydropyranyloxy, are produced by (a) reacting a 16.alpha.,17.alpha.-epoxy-estratriene with lithium halide or HCl in glacial acetic acid; converting the resulting halohydrin into a 16-halo-17-tetrahydropyranyl ether; and splitting off hydrogen halide from therefrom; or (b) reacting the 16.alpha.,17.alpha.-epoxy-estratriene with diphenylselenide and alkali metal borohydride; oxidizing the thus-produced 17.alpha.-hydroxy-16.beta.-phenylselenide to the corresponding phenylselenide oxide; and forming the .DELTA..sup.15 double bond by heating with removal of phenyl--Se--OH.
摘要:
Pregnane-21-oic acid derivatives of the formula ##STR1## wherein THE LINKAGE REPRESENTS A SINGLE BOND OR A DOUBLE BOND;X is hydrogen, fluorine or chlorine;Y is methylene, hydroxymethylene, alkanoyloxymethylene, carbonyl, fluoromethylene or chloromethylene;R.sub.1 is hydrogen, alkyl of 1-6 carbon atoms, phenyl or naphthyl substituted with 0-3 lower alkyl, lower alkoxy or chlorine; andR.sub.2 represents a hydrogen atom, the cation of a physiologically compatible base or the residue of a physiologically acceptable alcohol of 1-18 carbon atoms.These compounds exhibit useful antiinflammatory activity when topically applied to inflamed skin.