1) Compound in detonators 2) Compound used as a detonator 3) Explosive chemical 1) Nitramine 
2,4,6-Trinitrophenylmethylnitramine commonly referred to as tetryl (C7H5N5O8) is a sensitive explosive compound used to make detonators and explosive booster charges. Tetryl is a nitramine booster explosive, though its use has been largely superseded by RDX. Tetryl is a sensitive secondary high explosive used as a booster, a small charge placed ne...
• (n.) Butyl; -- so called from the four carbon atoms in the molecule.
C7H5N5O8 Molar mass: 287.1433
Tet'ryl noun [ Tetr a- + -yl .] (Chemistry) Butyl; -- so called from the four carbon atoms in the molecule. 
nitramine noun a yellow crystalline explosive solid that is used in detonators