2-Deoxy-6-O-(2,3-dideoxy-4,6-O-isopropylidene-2,3-N-tosylepimino-α-D-mannopyranosyl)-4,5-O-isopropylidene-1,3-di-N-tosylstreptamine 在
potassium hydrogen bifluoride 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 15.0h,
以28.2%的产率得到2-Deoxy-6-O-(2,3-dideoxy-3-fluoro-4,6-O-isopropylidene-2-tosylamido-α-D-altropyranosyl)-4,5-O-isopropylidene-1,3-di-N-tosylstreptamine