(2R,3S,4S)-3,4-dihydroxy-2-hydroxymethyl-6,8-bis(p-methylphenyl)-7-selenoxo-1-oxa-6,8-diazaspiro[4.4]nonane 、
乙酸酐 在
吡啶 作用下,
反应 24.0h,
生成
(2R,3S,4S,5S)-3,4-diacetoxy-2-acetoxymethyl-6,8-bis(p-methylphenyl)-7-selenoxo-1-oxa-6,8-diazaspiro[4.4]nonane 、 (2R,3S,4S,5R)-3,4-diacetoxy-2-acetoxymethyl-6,8-bis(p-methylphenyl)-7-selenoxo-1-oxa-6,8-diazaspiro[4.4]nonane