3-Tigloylazadirachtol (tigloyl = 2-methylcrotonoyl), an insect growth regulating constituent of Azadirachta indica
Abstract
The structure of deacetylazadirachtinol (2) has been reassigned as 3-tigloylazadirachtol (3)(tigloyl = 2-methylcrotonoyl) on the basis of a detailed 1H and 13C n.m.r. spectroscopic analysis.