Acta Crystallographica Section E (Sep 2014)
Crystal structure of (E)-1-(4-methoxyphenyl)ethanone O-dehydroabietyloxime
Abstract
In the title compound, C29H37NO3 {systematic name: (E)-1-(4-methoxyphenyl)ethanone O-[(1R,4aS,10aR)-7-isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydrophenanthrene-1-carbonyl]oxime}, a new derivative of dehydroabietic acid, the two cyclohexane rings exhibit a trans-ring junction and are in chair and half-chair conformations. The C=N double bond exhibits an E conformation.
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