(6R)-6-[(2R,10R,11R,14R)-14-[tert-butyl(dimethyl)silyl]oxy-4-methyl-20-oxo-10-trimethylsilyloxy-11-tri(propan-2-yl)silyloxy-1-oxacycloicosa-4,6,12,18-tetraen-2-yl]-4-methylhepta-2,4-dienoic acid 在
叠氮磷酸二苯酯 、
三乙胺 作用下,
以
苯 为溶剂,
反应 5.0h,
以92%的产率得到(6R)-6-[(2R,10R,11R,14R)-14-[tert-butyl(dimethyl)silyl]oxy-4-methyl-20-oxo-10-trimethylsilyloxy-11-tri(propan-2-yl)silyloxy-1-oxacycloicosa-4,6,12,18-tetraen-2-yl]-4-methylhepta-2,4-dienoyl azide