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Inhaltsstoffe von Boraginaceae, 7. Anchusosid-8 und -9: Zwei neue Triterpensaponine ausAnchusa officinalis L.

✍ Scribed by Romussi, Giovanni ;Falsone, Gioacchino ;Wendisch, Detlef ;Parodi, Brunella


Publisher
John Wiley and Sons
Year
1984
Tongue
English
Weight
180 KB
Volume
1984
Category
Article
ISSN
0947-3440

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✦ Synopsis


Constituents of Boraginaceae, 7. — Anchusoside'8 and ‐9: Two New Triterpene Saponins from Anchusa officinalis L.

The structure of the two saponins anchusoside‐8 (1) and ‐9 (2) of Anchusa officinalis L. has been elucidated as 3‐O‐(β‐D‐xylopyranosyl)‐21‐O‐(β‐sophorosyl)‐2α,3β‐21β,23‐tetrahydroxyolean‐12‐en‐28‐oic acid (1) and 21‐O‐(β‐sophorosyl)‐2α,3β‐21β,23‐tetrahydroxyolean‐12‐en‐28‐oic acid (1) and 21‐O‐(β‐sophorosyl)‐2α,3β,21β,23‐tetrahydroxyolean‐12‐en‐28‐oic acid (2) by MS, ^1^H and^13^C NMR spectroscopy, and by chemical derivatisation.


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Inhaltsstoffe von Boraginaceae, 4. Mitt.
✍ Giovanni Romussi; Gioacchino Falsone; Attilio E. G. Crea; Emil Finner 📂 Article 📅 1983 🏛 John Wiley and Sons 🌐 English ⚖ 317 KB

Kali-Chemie AG, Sparte Pharma, D-3000Hannover Eingegangen am 5. Mai 1982 Aus Anchusa ojj%inalis L. wurde das neue pentacyclische Triterpen Anchusosid-3 (1) isoliert. Auf der Basis IR, 'H-NMR, partiell relaxierter 13C-NMRund ms Daten sowie chemischer Derivatisierung wird diesem die Struktur der 21-O-