Evidence presented indicates that the functional groupings of cucurbitacin E (α-elaterin) are as follows: an αβ-unsaturated ketone, a 1:2-diketone (enolised), three hydroxyl groups, one of which is acetylated, and probably a further carbonyl group.
所提供的证据表明,
葫芦素E(α-
弹性蛋白)的官能团如下:αβ-不饱和酮,1:2-二酮(烯醇化),三个羟基,其中一个被乙酰化,并且可能还有一个羰基团体。