(2S,3R,4E)-1-<6-O-tert-butyldimethylsilyl-2,3-di-O-methoxymethyl-5a-carba-α-L-arabino-hex-5(5a)-enopyranosylamino>-3-tert-butyldimethylsilyloxy-2-(2,4-dinitrophenyl)amino-4-octadecene 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 0.5h,
生成 (1S,4R,5S,6S)-4-[(E)-(2S,3R)-2-(2,4-Dinitro-phenylamino)-3-hydroxy-octadec-4-enylamino]-2-hydroxymethyl-5,6-bis-methoxymethoxy-cyclohex-2-enol