摘要:
Pharmaceutical preparations for the local treatment of inflammations are claimed herein, characterized in that they contain as the active ingredient one or two compounds of general Formula I ##STR1## wherein X is an oxygen atom or a methylene group,R.sub.1 and R.sub.2 represent a hydrogen atom or a hydrocarbon residue of maximally eight carbon atoms, optionally interrupted by an oxygen atom,R.sub.3 is a hydrogen atom or a hydrocarbon residue of maximally eight carbon atoms, optionally substituted by an oxo group, andR.sub.4 is a hydrogen atom or an alkyl group of maximally four carbon atoms.
摘要:
An agent for transdermal administration is described, which is characterized in that it contains gestodene esters with 1 to 20 carbon atoms in the ester radical optionally in combination with one or two estrogen(s).
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:
2,2;6,6-diethylene-3-oxo-17alpha-pregn-4-ene-21,17-carbolactones of general formula I, ##STR1## wherein R.sub.1 represents a hydrogen atom or a methyl group,R.sub.2 represents a methyl or ethyl group and ##STR2## process for their production and their pharmaceutical use.
摘要:
Known pregnane derivatives are prepared by esterificiation of known androstane derivatives to give new ester of Formula III ##STR1## wherein in each case symbolizes a single bond or a double bond,n is 1 or 2,R.sub.1 is hydrogen or methyl,R.sub.2 is hydrogen or formyl, andR.sub.3 is chlorine, hydroxy or an alkanoyloxy group of up to 6 carbon atoms,and reaction of the latter with Ag(I) and formic acid.
摘要:
Androstane derivatives of Formula I ##STR1## wherein is a single bond or a double bond,R.sub.1 is methyl or ethyl,R.sub.2 is hydrogen or alkyl of 1-8 carbon atoms,--X-- is --(CH.sub.2).sub.n --, --CH.dbd.CH(CH.sub.2).sub.m --, or --C.tbd.C--(CH.sub.2).sub.m -- wherein n is 2 to 6 and m is 1 to 4,--A--B-- is --CH.sub.2 --CH.sub.2 --, --CH.dbd.CH--, --CCl.dbd.CH--, ##STR2## --U--V
摘要:
Novel 7.alpha.-substituted 3-oxo-17.alpha.-pregn-4-ene-21,17-carbolactones of the formula ##STR1## wherein ##STR2## is a CC single or CC double bond or the group ##STR3## R.sup.7 is the group SR', R' being a hydrogen atom or a straight-chain or branched alkyl residue of 1-6 carbon atoms optionally substituted by a hydroxy or acyloxy group, the group COOR" or the group COR" wherein R" is an alkyl group of 1-4 carbon atoms and ##STR4## is a CC single bond or the group ##STR5## have antialdosterone activity with reduced endocrinological side effects.
摘要:
Compounds of the formula I ##STR1## wherein R.sub.1 is ##STR2## wherein R.sup.I and R.sup.II each independently is alkyl of 1-4 carbon atoms, or R.sup.I and R.sup.II together with the connecting N-atom form a 5- or 6-membered heterocyclic ring whose remaining atoms are all C-atoms, or which also includes and additional N-atom, an additional O or S atom or a combination thereof; ##STR3## wherein R.sup.I and R.sup.II are as defined above; --SR.sup.III, wherein R.sup.III is methyl, ethyl or phenyl; or--OR.sup.IV, wherein R.sup.IV is methyl, ethyl, propyl, methoxymethyl, allyl, or .beta.-dimethylaminoethyl;R.sub.2 is hydrogen, methyl, or ethyl; ##STR4## wherein the wavy lines mean that the substituent is in the .alpha.- or .beta.-position, and ##STR5## M is Na, K or Li; and R.sup.V, R.sup.VI, R.sup.VII and R.sup.VIII each independently is alkyl of 1-4 carbon atoms, have valuable pharmacological properties, e.g., a combination of antiprogestational and antimineralocorticordal effects.
摘要:
D-Homo-4,17-androstadien-3-one is a pharmacologically effective compound having antiandrogenic activity upon topical application. The compound can be prepared from D-homo-5,17-androstadien-3.beta.-ol by oxidation with simultaneous isomerization of the 5(6)-double bond.
摘要:
A process for the preparation of 3.beta.,7.beta.,15.alpha.-trihydroxy-5-androsten-17-one and the 3,15-dipivalate thereof comprises epimerizing 3.beta.,7.alpha.,15.alpha.-trihydroxy-5-androsten-17-one in the presence of a ketone with or without a solvent, with dilute mineral acid and subsequent treatment with an organic base, and optionally subsequently esterifying the 3.beta.- and 15.alpha.-positions of the resultant 3.beta.,7.beta.,15.alpha.-triol with a reactive derivative of pivalic acid.