9-[(2R,4S,5R)-4-[tert-butyl(diphenyl)silyl]oxy-5-[(methylideneamino)oxymethyl]oxolan-2-yl]purin-6-amine 在
sodium cyanoborohydride 作用下,
以
溶剂黄146 为溶剂,
生成
O-[(2R,3S,5R)-5-(6-Amino-purin-9-yl)-3-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-furan-2-ylmethyl]-N-methyl-hydroxylamine