Nontoxic, metal-free, high energy density material. Explodes to produce gaseous nitrogen and carbon dioxide. Prepn: I. O. Turek, Chim. Ind. (Paris) 26, 785 (1931). Use as a fixative in immunofluorescence microscopy: E. McBeath, K. Fujiwara, J. Cell Biol. 99, 2061 (1984). Thermal decompn studies: A. D. Yoffe, Proc. R. Soc. London Ser. A 208, 188 (1951); D. Adam et al., Heteroat. Chem. 10, 548 (1999). Synthesis, crystal structure, and detonation properties: idem et al., Propellants Explos. Pyrotech. 27, 7 (2002).