96567 ⎘
Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class; Carbocyclic rings fused 3 membered carbocyclic rings in position 15/16
POSITIVE NMDA-MODULATING COMPOUNDS AND METHODS OF USE THEREOF
#2PROCESS FOR THE PREPARATION OF DROSPIRENONE AS A FINE POWDER THROUGH A DOUBLE CHANGE OF CRYSTALLINE FORM
#3ANDROGEN RECEPTOR MODULATORS
#4COMPOSITIONS AND METHODS FOR TREATING CNS DISORDERS
#5Molecular host frameworks and methods of making and using same
#6Process for the preparation of drospirenone
#7Process for the preparation of drospirenone
#8Process for the preparation of drospirenone
#9Methods for the preparation of drospirenone and intermediates thereof
#1019-nor-steroid derivatives with a 15α,16α-methylene group and a saturated 17,17-spirolactone ring, use thereof, and medicaments containing said derivatives
#11Process for the preparation of drospirenone
#12Preparation method of drospirenone
#13PROCESS FOR THE PREPARATION OF DROSPIRENONE
#14Process for the production of 3-oxo-pregn-4-ene-21,17-carbolactones by the metal-free oxidation of 17-(3-hydroxypropyl)-3,17-dihydroxyandrostanes
#15Process for obtaining 17-spirolactones in steroids
#16C-ring-substituted pregn-4-ene-21,17-carbolactones, and pharmaceutical preparations comprising the same
#1715,16-Methylene-17-hydroxy-19-nor-21-carboxylic acid-steroid Y-lactone derivative, use thereof and medicinal products containing the derivative
#1815, 16-methylene-17-(1′-propenyl)-17,3′-oxidoestra-4-en-3-one derivative, use thereof, and medicament containing said derivative
#19Process for the preparation of drospirenone
#2019-NOR-STEROID DERIVATIVES WITH A 15ALPHA, 16ALPHA-METHYLENE GROUP AND A SATURATED 17, 17-SPIRO-LACTONE RING, USE THEREOF, AND MEDICAMENTS CONTAINING SAID DERIVATIVES
#2117BETA-CYANO-19-ANDROST-4-ENE DERIVATIVE, ITS USE AND MEDICAMENTS COMPRISING THE DERIVATIVE
#22Methods for the preparation of drospirenone
#23Process for the preparation of drospirenone
#24Bismethylene-17A carbolactones and related uses
#2517Beta-CYANO-18A-HOMO-19-NOR-ANDROST-4-ENE DERIVATIVE, ITS USE AND MEDICAMENTS COMPRISING THE DERIVATIVE
#2617β-cyano-19-nor-androst-4-ene derivative, its use and medicaments comprising the derivative
#2718-METHYL-19-NOR-17-PREGN-4-ENE-21,17-CARBOLACTONES, AS WELL AS PHARMACEUTICAL PREPARATIONS THAT CONTAIN THE LATTER
#28Process for preparing drospirenone and intermediate thereof
#29Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids
#30Process For The Preparation Of Drospirenone
#31Industrial process for the preparation of 17-hydroxy-6beta,7beta;15beta, 16beta-bismethylene-3-oxo-17alpha-pregn-4-ene-21-carboxylic acid y-lactone and key intermediates for this process
#32Process for the preparation of 17-hydroxy-6β,7β;15β,16β-bismethylene-17α-pregn-4-ene-3-one-21-carboxylic acid γ-lactone and key intermediates for this process
#3318-Methyl-19-norandrost-4-ene 17, 17-spiro ether (18-methyl-19-nor-20-spirox-4-en-3-one), and pharmaceutical products comprising the same
#34Epoxidation of 17-oxo-15,16-Methylene Steroids with Sulfoxonium Ylides
#35Process for the production of 3-oxo-pregn-4-ene-21, 17-carbolactones by the metal-free oxidation of 17-(3-hydroxypropyl)-3,17-dihydroxyandrostanes
#36Process for the preparation of drospirenone