FERTILITAETSKONTROLLE ALS BEITRAG ZUM UEBERLEBEN DER MENSCHHEIT. = CONTROLE DE LA "FERTILITE" CONTRIBUANT A LA SURVIE DE L'HUMANITEWIECHERT R.1977; ANGEW. CHEM.; DTSCH.; DA. 1977; VOL. 89; NO 8; PP. 513-520; BIBL. 20 REF.Article

LEITLINIEN DER STEROIDHORMON-SYNTHESE. SECHSTE ADOLF-BUTENANDT-VORLESUNG = DIRECTIVES GENERALES POUR LA SYNTHESE CHIMIQUE D'HORMONES STEROIDESWIECHERT R.1981; HOPPE-SEYLER'S Z. PHYSIOL. CHEM.; ISSN 0018-4888; DEU; DA. 1981; VOL. 362; NO 4; PP. 367-377; BIBL. 59 REF.Article

EIN NEUARTIGER SYNTHESEWEG ZUM ALDOSTERON-ANTAGONISTEN SPIRORENON = UNE NOUVELLE VOIE D'ACCES A LA SPIRORENONE ANTAGONISTE DE L'ALDOSTERONEPETZOLDT K; LAURENT H; WIECHERT R et al.1983; ANGEWANDTE CHEMIE; ISSN 0044-8249; DEU; DA. 1983; VOL. 95; NO 5; PP. 413-414; BIBL. 3 REF.Article

15ALPHA ,16ALPHA -METHYLENTESTOSTERON = METHYLENE-15ALPHA ,16ALPHA TESTOSTERONEWIECHERT R; BITTLER D; HOYER GA et al.1973; CHEM. BER.; DTSCH.; DA. 1973; VOL. 106; NO 3; PP. 888-892; ABS. ANGL.; BIBL. 16 REF.Serial Issue

SYNTHESE NEUARTIGER ENTZUENDUNGSHEMMENDER STEROIDE = SYNTHESE DE NOUVEAUX STEROIDES ANTIINFLAMMATOIRESLAURENT H; GERHARDS E; WIECHERT R et al.1975; ANGEW. CHEM.; DTSCH.; DA. 1975; VOL. 87; NO 2; PP. 70-71; BIBL. 5 REF.Article

NOTIZ UEBER DIE DARSTELLUNG VON 1,3,5(10)-OSTRATRIEN-6-ONEN = NOTE SUR LA PREPAR. DES OESTRATRIENE-1,3,5(10) ONES-6HOFMEISTER H; LAURENT H; WIECHERT R et al.1973; CHEM. BER.; DTSCH.; DA. 1973; VOL. 106; NO 2; PP. 723-726; BIBL. 7 REF.Serial Issue

REVISION OF SOME 16-ALKYLATED STEROIDSNEEF G; EDER U; WIECHERT R et al.1978; J. ORG. CHEM.; USA; DA. 1978; VOL. 43; NO 24; PP. 4679-4680; BIBL. 14 REF.Article

SYNTHESE VON 6ALPHA -FLUOR-11BETA -HYDROXY-16ALPHA -METHYL-3,20-DIOXO-1,4-PREGNADIEN-21-SAEURE-BUTYLESTER (FLUOCORTIN-BUTYLESTER). = SYNTHESE DE L'ESTER BUTYLIQUE DE L'ACIDE FLUORO-6ALPHA HYDROXY-11BETA METHYL-16ALPHA DIOXO-3,20 PREGNADIENE-1,4-OIQUE-21 (ESTER BUTYLIQUE DE FLUOCORTINE)LAURENT H; GERHARDS E; WIECHERT R et al.1977; ARZNEIMITTEL. FORSCH.; DTSCH.; DA. 1977; VOL. 27; NO 11; PP. 2187-2188; ABS. ANGL.; BIBL. 5 REF.Article

STEREOSELEKTIVE SYNTHESE VON 6BETA ,7BETA -METHYLEN-3-OXO-17ALPHA -PREGN-4-EN-21,17-CARBOLACTON = SYNTHESE STEREOSELECTIVE DE LA METHYLENE-6BETA ,7BETA OXO-3 PREGN-17ALPHA ENE-4 CARBOLACTONE-21,17NICKISCH K; LAURENT H; WIECHERT R et al.1981; TETRAHEDRON LETT.; ISSN 0040-4039; GBR; DA. 1981; VOL. 22; NO 39; PP. 3833-3834; ABS. ENG; BIBL. 7 REF.Article

18-METHYL-15ALPHA ,16ALPHA -METHYLEN-17ALPHA -AETHINYL-19-NOR-TESTOSTERON = METHYL-18 METHYLENE-15ALPHA ,16ALPHA ETHYNYL-17ALPHA NOR-19 TESTOSTERONEWIECHERT R; BITTLER D; HOYER GA et al.1974; EXPERIENTIA; SUISSE; DA. 1974; VOL. 30; NO 1; PP. 15-17; ABS. ANGL.; BIBL. 10 REF.Article

A SIMPLE METHOD FOR 6-METHYLENATION OF 3-OXO-DELTA ⁴-STEROIDSANNEN K; HOFMEISTER H; LAURENT H et al.1982; SYNTHESIS (STUTTG.); ISSN 0039-7881; DEU; DA. 1982; NO 1; PP. 34-40; BIBL. 33 REF.Article

TOTALSYNTHESE OPTISCH AKTIVER STEROIDE. X. REDUKTION VON 3-METHOXY-8,14-SECO-1,3,5(10), 9-OESTRATETRAEN-14,17-DION MIT CHIRALEN KOMPLEXEN HYDRIDEN = SYNTHESE TOTALE DES STEROIDES OPTIQUEMENT ACTIFS. X. REDUCTION DE METHOXY-3 SECO-8,14 OESTRATETRAENE-1,3,5(10), 9 DIONE-14,17 AVEC DES HYDRURES COMPLEXES CHIRAUXHAFFER G; EDER U; SAUER G et al.1975; CHEM. BER.; DTSCH.; DA. 1975; VOL. 108; NO 8; PP. 2665-2672; ABS. ANGL.; BIBL. 25 REF.Article

17-PIVALATE IN DER PREGNANREIHE = PIVALATES-17 DANS LA SERIE DU PREGNANEANNEN K; HOFMEISTER H; LAURENT H et al.1983; LIEBIGS ANNALEN DER CHEMIE; ISSN 0170-2041; DEU; DA. 1983; NO 4; PP. 705-711; ABS. ENG; BIBL. 21 REF.Article

C-HOMOSTEROIDE. II: PARTIALSYNTHESE VON C-HOMOSTEROIDEN = HOMO-C STEROIDES. II: SYNTHESE PARTIELLE D'HOMO-C STEROIDESHAFFER G; EDER U; NEEF G et al.1981; LIEBIGS ANN. CHEM.; ISSN 0170-2041; DEU; DA. 1981; NO 3; PP. 425-438; ABS. ENG; BIBL. 24 REF.Article

NEUE, C-18-FUNKTIONELLE DERIVATE DES DESOXYCORTICOSTERONS = NOUVEAUX DERIVES DE DESOXYCORTICOSTERONE FONCTIONNALISES EN C18NEEF G; EDER U; HAFFER G et al.1980; CHEM. BER.; DEU; DA. 1980; VOL. 113; NO 3; PP. 1106-1114; ABS. ENG; BIBL. 7 REF.Article

C-NOR-D-HOMOSTEROIDE. I. C-NOR-D-HOMOEQUILENIN-3-METHYLAETHER = NOR-C HOMO-D STEROIDES. I. NOR-C HOMO-D EQUILENINE METHYLETHER-3NEEF G; EDER U; HAFFER G et al.1976; CHEM. BER.; DTSCH.; DA. 1976; VOL. 109; NO 9; PP. 3025-3033; ABS. ANGL.; BIBL. 7 REF.Article

17BETA -CYCLOBUTENYLSTEROIDE = CYCLOBUTENYL-17BETA STEROIDEWIECHERT R; MAIKOWSKI M; HOYER GA et al.1973; CHEM. BER.; DTSCH.; DA. 1973; VOL. 106; NO 3; PP. 882-887; ABS. ANGL.; BIBL. 8 REF.Serial Issue

EINSTUFIGE SYNTHESE VON 17-ACETOXY-6-METHYL-4,6-PREGNADIEN-3,20-DION (MEGESTROLACETAT) AUS 17-ACETOXY-4-PREGNEN-3,20-DION = SYNTHESE EN UNE ETAPE DE L'ACETOXY-17 METHYL-6 PREGNADIENE-4,6 DIONE-3,20 (ACETATE DE MEGESTROL) A PARTIR DE L'ACETOXY-17 PREGNENE-4 DIONE-3,20ANNEN K; HOFMEISTER H; LAURENT H et al.1983; LIEBIGS ANNALEN DER CHEMIE; ISSN 0170-2041; DEU; DA. 1983; NO 4; PP. 712-713; ABS. ENG; BIBL. 9 REF.Article

SYNTHESE VON 3-METHOXY-18-METHYL-1,3,5(10),15-OESTRATETRAEN-17ALPHA -OL = SYNTHESE DU METHOXY-3 METHYL-18 OESTRATETRAENE-1,3,5(10),15OL-17ALPHAHOFMEISTER H; ANNEN K; CLEVE G et al.1981; LIEBIGS ANN. CHEM.; ISSN 0170-2041; DEU; DA. 1981; NO 11; PP. 1973-1981; ABS. ENG; BIBL. 24 REF.Article

MIKROBIOLOGISCHE UMWANDLUNG VON STEROIDEN. XVII: DARSTELLUNG VON UNTERSCHIEDLICHEN MONO-UND DIKETOSTRUKTUREN VON D-HOMO-4-PREGNEN-3,20-DION UND D-HOMO-1,4-PREGNADIEN-3,20-DION = TRANSFORMATION MICROBIOLOGIQUE DE STEROIDES. XVII. PREPARATION DE DIFFERENTES STRUCTURES MONO- ET DICETO DE D-HOMOPREGNENE-4-DIONE-3,20 ET D-HOMO-PREGNADIENE-1,4 DIONE-3,20KIESLICH K; HOYER GA; SEEGER A et al.1980; CHEM. BER.; DEU; DA. 1980; VOL. 113; NO 1; PP. 203-220; ABS. ENG; BIBL. 18 REF.Article

COMPARATIVE EVALUATION OF THE DISSOCIATION RATE BETWEEN THE VAGINOTROPHIC AND UTEROTROPHIC ACTIVITIES OF 1-HYDROXY-1,3,5(10)-ESTRATRIENE DERIVATIVES WITH NATURAL AND UNNATURAL CONFIGURATION AT C8 USING OVARIECTOMIZED MICE.NISHINO Y; NEUMANN F; PREZEWOWSKY K et al.1976; STEROIDS; U.S.A.; DA. 1976; VOL. 28; NO 3; PP. 325-337; BIBL. 21 REF.Article

UEBERFUEHRUNG VON 17ALPHA -ETHINYL-17BETA -NITROOXY-STEROIDEN IN 17ALPHA -HYDROXY-20-OXOPREGNAN-DERIVATE. = CONVERSION D'ETHYNYL-17ALPHA NITROOXY-17BETA STEROIDES EN DERIVES HYDROXY-17ALPHA OXO-20 PREGNANEHOFMEISTER H; ANNEN K; LAURENT H et al.1978; CHEM. BER.; DEU; DA. 1978; VOL. 111; NO 9; PP. 3086-3093; ABS. ENG; BIBL. 20 REF.Article

ZUR SYNTHESE VON 20-KETOPREGNAN-21-SAEUREESTERN AUS 17-KETOSTEROIDEN. = SYNTHESE D'ESTERS D'ACIDES CETO-20 PREGNANEOIQUES-24 A PARTIR DE CETO-17 STEROIDESHAFFER G; EDER U; NEEF G et al.1978; CHEM. BER.; DTSCH.; DA. 1978; VOL. 111; NO 4; PP. 1533-1539; ABS. ANGL.; BIBL. 10 REF.Article

SYNTHESE VON D-NORGESTREL = SYNTHESE DE -NORGESTRELSAUER G; EDER U; HAFFER G et al.1975; ANGEW. CHEM.; DTSCH.; DA. 1975; VOL. 87; NO 11; PP. 413-414; BIBL. 8 REF.Article

Synthesis of oxygen-bridged antigestagensCLEVE, A; OTTOW, E; NEEF, G et al.Tetrahedron (Oxford. Print). 1993, Vol 49, Num 11, pp 2217-2226, issn 0040-4020Article