苯甲酰氯 、
(1S,3R,4S,5R,6R,7R,4'R,5'R)-1-[4'-acetoxy-5'-methyl-6'-phenylhex-1'-yl]-3,4,5-tris(benzyloxymethyl)-4,6,7-trihydroxy-2,8-dioxabicyclo[3.2.1]octane 在
吡啶 、
4-二甲氨基吡啶 作用下,
以97%的产率得到(1S,3R,4S,5R,6R,7R,4'R,5'R)-1-[4'-acetoxy-5'-methyl-6'-phenylhex-1'-yl]--6,7-bis(benzoyloxy)-3,4,5-tris(benzyloxymethyl)-4-hydroxy-2,8-dioxabicyclo[3.2.1]octane