1‐(1,5‐Dimethylhexyl)‐3a,5b,12a,14a‐tetramethyl‐2,3,3a,4,5,5a,5b,11,12,13,14,14a‐dodecahydro‐1 H ,12a H ‐cyclopenta[1,2]phenanthro[7,8‐ b ]indole
Author(s) -
LópezRodríguez Matías,
Mazoir Noureddine,
Daoubi Mourad,
Reina Matías,
Benharref Ahmed
Publication year - 2007
Publication title -
acta crystallographica section e
Language(s) - English
Resource type - Journals
ISSN - 1600-5368
DOI - 10.1107/s1600536807053913
Subject(s) - triterpene , stereocenter , indole test , chemistry , ring (chemistry) , stereochemistry , derivative (finance) , crystallography , organic chemistry , enantioselective synthesis , medicine , alternative medicine , pathology , financial economics , economics , catalysis
The title compound, C 35 H 51 N, is a semi‐synthesized derivative obtained from 4α,14α‐dimethyl‐5α‐cholest‐8‐en‐3β‐ol, a major triterpene isolated from Euphorbia officinarum latex. The molecular structure was established by 1 H and 13 C NMR spectroscopy and confirmed as having the β stereochemistry at the new C11b stereocenter by single‐crystal X‐ray diffraction. The planar indole group is folded over the extended tetracyclic perhydrocyclopentanephenanthrene triterpene skeleton. There are no π–π interactions between the indole ring systems.
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