(5R,6R,7S,8S)-6,7-bis(benzyloxy)-5-[(benzyloxy)methyl]-5,6,7,8-tetrahydro-8-hydroxy-N-phenylimidazo[1,2-a]pyridine-2-carboxamide 在
叠氮磷酸二苯酯 、
1,8-二氮杂双环[5.4.0]十一碳-7-烯 作用下,
以
甲苯 为溶剂,
生成 (5R,6R,7S,8S)-8-azido-6,7-bis(benzyloxy)-5-[(benzyloxy)methyl]-5,6,7,8-tetrahydro-N-phenylimidazo[1,2-a]pyridine-2-carboxamide 、 (5R,6R,7S,8R)-8-azido-6,7-bis(benzyloxy)-5-[(benzyloxy)methyl]-5,6,7,8-tetrahydro-N-phenylimidazo[1,2-a]pyridine-2-carboxamide