ch2n4

1 definition found

ch2n4 - Collaborative International Dictionary of English v.0.48 :

  Tetrazole \Tet*raz"ole\, n. [Tetrazo- + -ole.] (Org. Chem.)
     A crystalline acid substance, CH2N4, which may be regarded
     as pyrrol in which nitrogen atoms replace three CH groups;
     also, any of various derivatives of the same.
     [Webster 1913 Suppl.]