(2S)-N-(2,3,4,6-tetra-O-pivaloyl-β-D-galactopyranosyl)-5-bromo-2-isopropyl-piperidin-4-one 、
N-甲基-N-苯基硫脲 以
乙醇 为溶剂,
反应 120.0h,
以13%的产率得到(6S)-N5-(2,3,4,6-tetra-O-pivaloyl-β-D-galactopyranosyl)-6-isopropyl-2-(N-methyl-N-phenylamino)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine