Benzoic acid (R)-[(2S,3S,4R)-4-benzyloxy-5-hydroxy-3-(4-methoxy-benzyloxy)-tetrahydro-furan-2-yl]-carboxy-methyl ester 、
碘甲烷 在
碳酸氢钠 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成 Benzoic acid (R)-[(2S,3S,4R,5S)-4-benzyloxy-5-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-furan-2-yl]-methoxycarbonyl-methyl ester 、
Benzoic acid (R)-[(2S,3S,4R,5R)-4-benzyloxy-5-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-furan-2-yl]-methoxycarbonyl-methyl ester