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Soladunalinidine, a new steroidal alkaloid from solanum dunalianum

✍ Scribed by G.J. Bird; D.J. Collins; F.W. Eastwood; J.M. Swan

Publisher
Elsevier Science
Year
1978
Tongue
French
Weight
126 KB
Volume
19
Category
Article
ISSN
0040-4039

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✦ Synopsis

A new steroidal alkaloid, soladunalinidine (1) has been obtained by counter-current distribution of the crude aglycone extract from So.f?Unum dutinum Gaud., which was collected near Weipa in Queensland in November 1974 (specimen, JL 74-l).

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## Abstract The steroid alkaloid soladunalinidine [5α‐tomatidan‐3β‐amine, (25__S__)‐5Ξ±,22Ξ²__N__‐spirosolan‐3β‐amine, 2], isolated from __Solanum dunalianum__, is synthesized from tomatidine (5α‐tomatidan‐3β‐ol, 1) via 5α‐tomatidan‐3‐one (4) and its oxime 5 which is reduced to 2 as well as to its ri