CORTODOXON (CORTEXOLON) AUS HYODESOXYCHOLSAEUREMETHYLESTER = CORTODOXONE (CORTEXOLONE) A PARTIR D'HYODESOXYCHOLATE DE METHYLELANGBEIN G.1975; PHARMAZIE; DTSCH.; DA. 1975; VOL. 30; NO 1; PP. 25-29; BIBL. 24 REF.Article

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Crystal and molecular structure of 1,21-diacetoxy-11β,17-dihydroxy-4-methyl-19-norpregna-1,3,5(10),8(14)-tetraen-20-one, C₂₅H₃₀O₇RECK, G; LANGBEIN, G.Crystal research and technology (1979). 1985, Vol 20, Num 12, pp 1643-1648, issn 0232-1300Article

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NEUE SYNTHESEN VON 17ALPHA -ACETOXY-6-CHLOR-6-DEHYDROPROGESTERON (CHLORMADINON) UEBER 3,5,6,7-TETRASUBSTITUIERTE ZWISCHENPRODUKTE = NOUVELLES SYNTHESES DE L'ACETOXY-17ALPHA CHLORO-6 DESHYDRO-6 PROGESTERONE (CHLORMADINONE) EN PASSANT PAR DES INTERMEDIAIRES TETRASUBSTITUES-3,5,6,7LANGBEIN G; MENZER E; MEYER M et al.1973; J. PRAKT. CHEM.; DTSCH.; DA. 1973; VOL. 315; NO 1; PP. 8-22; BIBL. 17 REF.Serial Issue

Beiträge zur Cyclopropan-Ringöffnung in 5β, 19-Cyclosteroiden = Contributions à la scission du cyclopropane dans les cyclo-5β,19 stéroïdes = Contributions to cyclopropane ring opening in 5β,19-cyclosteroidsLANGBEIN, G; SIEMANN, H.-J; GRUNER, I et al.Tetrahedron (Oxford. Print). 1986, Vol 42, Num 3, pp 937-940, issn 0040-4020Article