(Z)-(2R,3R,4R)-1,3,4-Tris-benzyloxy-6-((R)-2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-hex-5-en-2-ol 在
N-碘代丁二酰亚胺 作用下,
以
various solvent(s) 为溶剂,
反应 3.0h,
以97%的产率得到(2R,3R,4S,5R,6S)-3,4-Bis-benzyloxy-2-benzyloxymethyl-6-((R)-2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-5-iodo-tetrahydro-pyran