2,3,7,8-Tetraazaspiro 4.4!nonane, 2,3,7,8-tetraazaspiro- 4.4!nona- 2,7- diene and derivatives

摘要

Synthetic routes to 2,3,7,8-tetraazaspiro 4.4! nonane, its bispicrate salt, 2,3,7,8-tetraazaspiro 4.4!nona-2,7-diene, and 3,8- dicarbomethoxy-2, 3,7,8-tetraazaspiro 4.4!nona-1,6-diene. The compounds are useful as high density fuels.