摘要:
14,17.beta.-ethano-14.beta.-estratriene and estratetraene of Formula I ##STR1## wherein R.sup.1 is a hydrogen atom, a methyl or an acyl group of a monocarboxyclic acid of 1-12 carbon atoms,R.sup.2 is a hydrogen atom or an acyl group of a monocarboxylic acid of 1-12 carbon atoms,R.sup.3 is a hydrogen atom or a methyl group, and ##STR2## is a single or double C--C-bond show strong estrogenic activity.
摘要:
##STR1## New 14α,17α-ethano-estratrienes of general formula (I) wherein R 1 is a hydrogen atom, an alkyl or acyl group with 1 to 12 carbon atoms, R 2 is a hydrogen atom or a methyl group, R 3 is a hydrogen atom or an acyl group with 1 to 12 carbon atoms and (a) is either (II) or (III), where R 4 is an alkyl residue in the α or β position with 1 to 8 carbon atoms or an α,β-alkenyl residue which may contain several double bonds or an α,β-alkinyl residue, both with 2 to 8 carbon atoms, are described. Also described is a process for producing them. These new compounds have a marked oestrogenic activity.
摘要:
A 14.alpha.,17.alpha.-bridged estratriene of formula I ##STR1## wherein (a) OR.sup.3 is in .alpha.-positionR.sup.1, R.sup.2 and R.sup.3, each independently are (i) hydrogen, (ii) ##STR2## in which R.sup.4 is an organic radical with up to 11 carbon atoms or (iii) --(CH.sub.2).sub.n COOH wherein n=1-4, or (iv) R.sup.1 is a benzyl, C.sub.1 -C.sub.8 alkyl or C.sub.3 -C.sub.5 cycloalkyl, or(b) OR.sup.3 is in .beta.-positionR.sup.1, R.sup.2 and R.sup.3, each independently are (i) hydrogen, (ii) an acyl group with 1 to 12 carbon atoms or (iii) R.sup.1 is C.sub.1 -C.sub.8 alkyl, and in both (a) and (b) A--B is an etheno or ethano bridge.
摘要:
(Z)-17.alpha.-halovinyl steroids of general Formula I ##STR1## wherein . . . . is a single bond or a double bond,V is a carbon-to-carbon bond or a methylene group,R.sub.1 is a hydrogen atom or a methyl group,X is a chlorine atom, a bromine atom or an iodine atom, andA symbolizes the remainder of the steroid molecule,are prepared by hydrogenating a 17.alpha.-haloethynyl steroid of formula II with diimide. ##STR2## wherein . . . , V, R.sub.1, X and A have the meanings given above. The compounds of Formula I include both known and novel compounds, all of which are pharmacologically active.
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:
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:
Estrane and androstane derivatives of formula I ##STR1## wherein X is bromine, iodine, triphenyltin or trialkyltin of 1 to 6 carbon atoms per alkyl radical,Y represents two hydrogen atoms or methylene,Z represents two hydrogen atoms, oxo or alkylenedioxy of 2 to 6 carbon atoms andV is ethylene, vinylene, 1,3-propylene or cyclopropylene,R.sub.1 is hydrogen or a hydrocarbon radical of up to 8 hydrocarbon atoms, optionally interrupted by an oxa group or substituted by an oxo group,R.sub.2 is methyl or ethyl,R.sub.3 and R.sub.4 represent a carbon-carbon bond or R.sub.3 is hydrogen and R.sub.4 is hydrogen or methyl,.DELTA.symbolizes a 4(5)-double bond if Z signifies two hydrogen atoms or an oxo group; or a 5(6)-double bond or, for the estrane derivatives of formula I, also a 5(10)-double bond, if Z is alkylenedioxy,are pharmacologically effective substances or intermediates for preparation thereof.