BILDUNG VON CANTLEYIN ALS ARTEFAKT BEI DER AUFBEARBEITUNG VON DIPSACUS SILVESTRIS = LA FORMATION DE CANTLEYINE EN TANT QU'ARTEFACT LORS DU TRAITEMENT DE DIPSACUS SILVESTRISRIPPERGER H.1980; PHARMAZIE; DDR; DA. 1980; VOL. 35; NO 4; PP. 235; BIBL. 6 REF.Article

ISOLIERUNG VON STIGMAST-4-EN-3.6-DION AUS HAMELIA PATENS UND CLITORIA TERNATEA. = ISOLEMENT DE LA STIGMASTENE-4 DIONE-3,6 A PARTIR DE H.P. ET DE C.T.RIPPERGER H.1978; PHARMAZIE; DDR; DA. 1978; VOL. 33; NO 1; PP. 82-83; BIBL. 4 REF.Article

SOLANUM-ALKALOIDE. CV. ISOLIERUNG VON TOMATIDENOL UND ETIOLIN AUS SOLANUM HAVANENSE. = LES ALCALOIDES DES SOLANUM. CV. ISOLEMENT DU TOMATIDENOL ET DE L'ETIOLINE A PARTIR DE SOLANUM HAVANENSERIPPERGER H.1977; PHARMAZIE; DTSCH.; DA. 1977; VOL. 32; NO 8-9; PP. 537-538; BIBL. 7 REF.Article

UNTERSUCHUNGEN ZUR OPTISCHEN ROTATIONSDISPERSION UND ZUM CIRCULARDICHROISMUS. XVII. KONFORMATION UND CIRCULARDICHROISMUS VON N-NITRO-2-ALKYLPIPERIDINEN. = ETUDE PAR DISPERSION ROTATOIRE OPTIQUE ET DICHROISME CIRCULAIRE. XVII. CONFORMATION ET DICHROISME CIRCULAIRE DE N-NITRO-ALKY-2 PIPERIDINESRIPPERGER H.1977; Z. CHEM.; DTSCH.; DA. 1977; VOL. 17; NO 5; PP. 177-178; BIBL. 7 REF.Article

ISOLIERUNG UND STRUKTUR DER CUCURBITACINE AUS BRYONIA DIOICA = ISOLEMENT ET STRUCTURE DE LA CUCURBITACINE DE BR. DRIPPERGER H.1976; TETRAHEDRON; G.B.; DA. 1976; VOL. 32; NO 13; PP. 1567-1569; ABS. ANGL.; BIBL. 16 REF.Article

DARSTELLUNG DES CUCURBITACIN-GLYKOSIDS 25-O-ACETYL-BRYOAMARID. = PREPARATION DU GLYCOSIDE DE CUCURBITACINE-O-ACETYL-25 BRYOAMARIDERIPPERGER H.1976; Z. CHEM.; DTSCH.; DA. 1976; VOL. 16; NO 8; PP. 322; BIBL. 2 REF.Article

ISOLIERUNG VON BOSCHNIAKIN AUS PLANTAGO SEMPERVIRENS. ZUR OPTISCHEN ROTATIONSDISPERSION MONOTERPENOIDER PYRIDINALKALOIDE = ISOLEMENT DE LA BOSCHNIAKINE DE P.S.. DISPERSION ROTATOIRE OPTIQUE DES PYRIDINALKALOIDES MONOTERPENIQUESRIPPERGER H.1979; PHARMAZIE; DDR; DA. 1979; VOL. 34; NO 9; PP. 577; BIBL. 11 REF.Article

SCHIZANTHIN A UND B, ZWEI NEUE TROPANALKALOIDE AUS SCHIZANTHUS PINNATUSRIPPERGER H.1979; PHYTOCHEMISTRY; GBR; DA. 1979; VOL. 18; NO 1; PP. 171-173; BIBL. 12 REF.Article

ISOLIERUNG VON ISOPTEROPODIN AUS HAMELIA PATENS. = ISOLEMENT DE L'ISOPTEROPODINE A PARTIR DE HAMELIA PATENSRIPPERGER H.1977; PHARMAZIE; DTSCH.; DA. 1977; VOL. 32; NO 7; PP. 415-416; BIBL. 5 REF.Article

Steroidal alkaloid glycosides from Solanum uporoRIPPERGER, H.Phytochemistry. 1997, Vol 44, Num 4, pp 731-734, issn 0031-9422Article

Solanum alkaloids. CXXIV: Preparation of N-hydroxyspirosolane alkaloidsRIPPERGER, H.Liebigs Annalen der Chemie. 1992, Num 10, pp 1091-1093, issn 0170-2041Article

25-Isoetioline from two Solanum speciesRIPPERGER, H.Phytochemistry. 1990, Vol 29, Num 10, pp 3375-3376, issn 0031-9422Article

ZUR REAKTION VON 3BETA -ACETOXY-22,23-BIS-NOR-CHOL-5-EN-24-AL MIT METHYLISOPROPYLKETON = REACTION D'ACETOXY-3BETA BIS-NOR-22,23 CHOLENE-5 AL-24 AVEC LA METHYLISOPROPYLCETONERIPPERGER H; SCHREIBER K.1974; Z. CHEM.; DTSCH.; DA. 1974; VOL. 14; NO 7; PP. 273-274; BIBL. 2 REF.Article

Steroidal alkaloids from roots of Solanum spiraleRIPPERGER, H.Phytochemistry. 1996, Vol 43, Num 3, pp 705-707, issn 0031-9422Article

SOLANUM STEROID ALKALOIDSRIPPERGER H; SCHREIBER K.1981; ALKALOIDS; ISSN 0099-9598; USA; DA. 1981; VOL. 19; PP. 81-192; BIBL. 387 REF.Article

ANLAGERUNG VON 2-LITHIUM-3-ISOPROPYL-FURAN AN 3BETA -TETRAHYDROPYRANYLOXY-PREGN-5-EN-20-ON = FIXATION DE LITHIO-2 ISOPROPYL-3 FURANNE SUR LA TETRAHYDROPYRANNYLOXY-3BETA PREGNENE-5ONE-20RIPPERGER H; SCHREIBER K.1974; Z. CHEM.; DTSCH.; DA. 1974; VOL. 14; NO 7; PP. 274-275; BIBL. 5 REF.Article

DIE CUCURBITACINE VON CITRULLUS LANATUS VAR. CITROIDES. = LES CUCURBITACINES DE C.L. VAR. CRIPPERGER H; SEIFERT K.1975; TETRAHEDRON; G.B.; DA. 1975; VOL. 31; NO 13-14; PP. 1561-1563; ABS. ANGL.; BIBL. 16 REF.Article

22,26-Epiminocholestane alkaloids with unusual (20R)-configurations from Solanum speciesRIPPERGER, H.Phytochemistry. 1996, Vol 41, Num 6, pp 1629-1631, issn 0031-9422Article

(S)-Scopolamine and (S)-norscopolamine from Atropanthe sinensisRIPPERGER, H.Planta medica. 1995, Vol 61, Num 3, pp 292-293, issn 0032-0943Article

Steroidal alkaloids and sapogenins from roots of some Solanum speciesRIPPERGER, H.Planta medica. 1995, Vol 61, Num 3, issn 0032-0943, p. 292Article

Steroid alkaloid glycosides from Solanum robustumRIPPERGER, H.Phytochemistry. 1995, Vol 39, Num 6, pp 1475-1477, issn 0031-9422Article

Gas chromatography/mass spectrometry of trimethylsilyl derivatives of nicotianamine and related amino acidsRIPPERGER, H.Biological mass spectrometry. 1993, Vol 22, Num 3, pp 163-169, issn 1052-9306Article

¹³C NMR SPECTROSCOPY OF SOLANUM STEROID ALKALOIDS.RADEGLIA R; ADAM G; RIPPERGER H et al.1977; TETRAHEDRON LETTERS; G.B.; DA. 1977; NO 11; PP. 903-906; BIBL. 9 REF.Article

SYNTHESEN RADIOAKTIV MARKIERTER VERBINDUNGEN; DARSTELLUNG VON 5BETA -PREGNAN-3,20-DION-(4BETA ,5BETA -³H) = SYNTHESES DE COMPOSES MARQUES; PREPARATION DE PREGNANE-5BETA DIONE-3,20 (³H-4BETA ,5BETA )ROEMER J; WUERZEL B; RIPPERGER H et al.1979; Z. CHEM.; DDR; DA. 1979; VOL. 19; NO 6; PP. 216; BIBL. 6 REF.Article

First isolation of physalins from the genus Saracha of SolanaceaeRIPPERGER, H; KAMPERDICK, C.Pharmazie. 1998, Vol 53, Num 2, pp 144-145, issn 0031-7144Article