摘要:
Pregnane-21-oic acids of the formula ##SPC1##Wherein X is a hydrogen atom, a fluorine atom, or methyl; Y is a hydrogen atom, a fluorine atom, or a chlorine atom; Z is methylene, carbonyl, .beta.-hydroxymethylene, .beta.-acyloxymethylene or when Y is a chlorine atom, .beta.-fluoromethylene or .beta.-chloromethylene; V is methylene, ethylidene or vinylidene; R.sub.1 is a hydrogen atom or acyl, and physiologically acceptable salts thereof with bases and physiologically acceptable 21-esters thereof, possess topical anti-inflammatory activity with substantially no systemic activity.
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:
The present invention relates to a process for preparing 17α-acetoxy-6-methylenepregn-4-ene-3,20-dione (4) as an intermediate, and to processes for preparing medroxyprogesterone acetate (1) (17α-acetoxy-6α-methylpregn-4-ene-3,20-dione) and megestrol acetate (2) (17α-acetoxy-6-methylpregna-4,6-diene-3,20-dione) via this intermediate (4).
摘要:
A 3-methylene-4-androsten-17-one of formula I ##STR1## wherein R.sub.a represents a hydrogen atom or a saturated or unsaturated straight-chain or branched-chain, optionally substituted alkyl radical with 1-6 carbon atoms, in which R.sub.a is in the alpha- or beta-position, andR.sub.b represents a hydrogen atom, a hydroxyl or an --S(O).sub.n R.sub.c group, in which R.sub.c is a hydrogen atom or an alkyl or acyl group with 1-4 carbon atoms, n=0, 1 or 2, andX represents CH.sub.2, CHF, CHCl or CHBr, in which if R.sub.a is hydrogen and R.sub.b is hydroxyl or R.sub.a and R.sub.b each are hydrogen, X is not CH.sub.2.The new compounds of formula I are suitable for fertility control and for treatment of diseases which are promoted by estrogens.
摘要:
3-Oxyiminopregnane-21-carbolactones of formula I, wherein R is as defined by the specification, their production and use as pharmaceutical agents are described.
摘要:
Described are racemic and enantiomerically pure chiral phenyldihydrofuranones, their preparation and their use in drugs (selective inhibition of the cAMP-specific phosphodiesterase IV).
摘要:
Synthetically produced cephalostatin analogues of the formula I described in the disclosure, synthetic methods for preparing the cephalostatin analogues, pharmaceutical compositions containing the analogues and methods for using the analogues as active agent in pharmaceutical uses, particularly due to their cytotoxic activity.
摘要:
A process for the production of 3-deoxy-4-ene steroids of the general formula I ##STR1## is described, in which R.sub.1, R.sub.2 and R.sub.3 mean a hydrogen atom or a methyl group,R.sub.4 represents a lower alkyl group, a phenyl group or a free, esterified or etherified hydroxy group,R.sub.5 symbolizes a hydrogen atom, a vinyl group or the grouping --C.tbd.CR.sub.6 with R.sub.6 meaning a hydrogen atom, an alkyl group with a maximum of 4 carbon atoms or a halogen atom,X represents a methylene group, a fluoromethylene group, an ethylidene group or a vinylidene group,Y and U represent a methylene group or an ethylidene group andZ symbolizes a methylene group, an ethylidene group, a vinylidene group, a chloromethylene group or a hydroxymethylene group and in which the bonds represent three single bonds or one double bond and two single bonds or a conjugated double bond.