RDX, molecular formula C3H6N6O6. Ideal detonation velocity 8500 ms-1 at a density of 1820 Kgm-3.

RDX stands for Royal Demolition EXplosive. The American name for it is the familiar cyclonite.

RDX is often mixed with other explosives and plasticizers to produce famous compositions such as C4 and Semtex.