(5R,6R,7S,8S)-7,8-Bis-benzyloxy-6-hydroxy-5,6,7,8-tetrahydro-tetrazolo[1,5-a]pyridine-5-carboxylic acid 、
二苯基重氮甲烷 以
丙酮 为溶剂,
以37 mg的产率得到diphenylmethyl (5S,6R,7S,8S)-7,8-di-O-(benzyloxy)-5,6,7,8-tetrahydro-6-hydroxytetrazolo[1,2-a]pyridine-5-carboxylate