Wiktionary
tetranitromethane
n. An organic oxidizer with chemical formula C(NO2)4.
Wikipedia
Tetranitromethane
Tetranitromethane or TNM is an organic oxidizer with chemical formula C(NO). Its chemical structure consists of four nitro groups attached to one carbon atom. In 1857 it was first synthesised by the reaction of sodium cyanoacetamide with nitric acid.