Methyl 3-dehydroxy-3-oxoursolate
نویسندگان
چکیده
Four of the five six-membered rings of the title penta-cylic triterpene, C(31)H(48)O(3), adopt chair conformations; the fifth, which has a C=C double bond, adopts an approximate envelope conformation.
منابع مشابه
Benzyl 3-dehydroxy-1,2,5-oxadiazolo[3′,4′:2,3]oleanolate
The title compound, C(37)H(50)N(2)O(3), is a benzyl ester derivative of oleanolic acid, a penta-cyclic triterpene, with a five-membered oxadiazole ring fused to the ring A. The triterpene A and C rings adopt slightly distorted half-chair conformations, whereas the remaining three six-membered rings are in chair forms.
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