Biocatalyst-mediated efficient functionalization of ring A in salannin, a tetranortriterpene from Azadirachta indica
Abstract
Salannin 1 and deacetylsalannin 2 have been quantitatively converted into 1-detigloyloxy-3-deacetylsalannin-1-en-3-one 3,† a hitherto unknown compound, in a single step using Nocardia sp. and the pathway for the transformation has been investigated.