反应详情

A mixture of freshly prepared benzyl azide (1.3 g) and ethyl cyanoformate (1.0 g) in xylene (10 ml) was heated at reflux for 48 hours. The mixture was evaporated under reduced pressure and below 40° C. to give a residue of ethyl 1-benzyl-1H-tetrazole-5-carboxylate (2.13 g).

1. temperaturewas heated
2. temperatureat reflux for 48 hours
3. customThe mixture was evaporated under reduced pressure and below 40° C.