O-mycinosyltylonolide 在
咪唑 、 camphor-10-sulfonic acid 、
水 、
丙酮 、
苯硼酸 作用下,
生成 (11E,13E)-(4R,5S,6S,7R,9R,15R,16R)-15-[(2R,3R,4S,5R,6R)-5-(tert-Butyl-dimethyl-silanyloxy)-3,4-dimethoxy-6-methyl-tetrahydro-pyran-2-yloxymethyl]-7-[1,3]dioxolan-2-ylmethyl-16-ethyl-4,6-dihydroxy-5,9,13-trimethyl-oxacyclohexadeca-11,13-diene-2,10-dione