丙烯酰碘 、
methyl 6-deoxy-6-(p-chlorophenylthio)-2,3,4-tri-O-benzyl-α-D-glucopyranoside 在
silver perchlorate 作用下,
以
乙腈 为溶剂,
反应 48.0h,
以92%的产率得到Allyl-(4-chloro-phenyl)-((2S,3S,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-sulfonium; perchlorate