A series of nitrogen-rich nitroguanidyl-functionalized tetrazolate salts paired with guanidinium-derivatized and heterocycle-based cations were synthesized and most exhibit better thermal stability, higher density and more positive heat of formation than their tetrazolate analogues.
![[[amino-(tetrazol-5-ylideneamino)methylidene]amino]-hydroxy-oxo-azanium结构式](https://image.chemsrc.com/caspic/186/92260-29-2.png)