Crystal and molecular structure of diacetyl-3,6-bicyclo-leuconolide A3
Abstract
X-Ray crystal structure analysis of diacetyl-3,6-bicyclo-leuconolide A3(3), obtained from 3,6-bicycloleucomycin A3(2), has led to the assignment of the stereochemistry at C–3, C–9, and C–17 in the latter.