2,5-diphenyl-(3,5,6-tri-O-acetyl-1,2-dideoxy-α-D-glucofurano)<1',2':4,5>-4aH,4bH-imidazo<2,1-b>thiazolium-3-olate 、
异硫代氰基4-硝基苯酯 以
二氯甲烷 为溶剂,
以64%的产率得到(2R,3R,4S,6S)-3-acetyloxy-4-[(1R)-1,2-diacetyloxyethyl]-7,10-diphenyl-5-oxa-9-thia-7-aza-1-azoniatricyclo[6.3.0.02,6]undeca-1(8),10-diene-11-thiolate