R. Meyer J. Köhler A. Homburg Explosives

307 Tetranitrocarbazole
2,3,4,6-Tetranitroaniline
Tetranitroanilin; tétranitroaniline; TNA
pale yellow crystals
empirical formula: C6H3N5O8
molecular weight: 273.1
energy of formation: –25.5 kcal/kg = –107 kJ/kg
enthalpy of formation: – 42.8 kcal/kg = –179 kJ/kg
oxygen balance: –32.2%
nitrogen content: 25.65%
volume of explosion gases: 813 l/kg
heat of explosion
(H2O liq.): 1046 kcal/kg = 4378 kJ/kg
(H2O gas): 1023 kcal/kg = 4280 kJ/kg
specific energy: 123 mt/kg = 1204 kJ/kg
density: 1.867 g/cm 3
melting point: 216 °C = 421 °F (decomposition)
deflagration point: 220–230 °C = 428– 446 °F
impact sensitivity: 0.6 kp m = 6 N m
Tetranitroaniline is soluble in water, hot glacial acetic acid, and hot
acetone, and is sparingly soluble in alcohol, benzene, ligroin and
chloroform.
It is prepared by nitration of 3-nitroaniline or aniline with a H2SO4
HNO3 mixture; the yield is moderate.
Tetranitrocarbazole
Tetranitrocarbazol; tétranitrocarbazol; TNC
yellow crystals
gross formula: C12H5N5O8
molecular weight: 347.2
energy of formation: +28.3 kcal/kg = +118.5 kJ/kg
enthalpy of formation: +13.0 kcal/kg = +54.4 kJ/kg
oxygen balance: –85.2%
nitrogen content: 20.17%