diazonioazanide 127229-27-0 57077-96-0 7782-79-8 Azoimide Diazoimide EINECS 231-965-8 HYDRAZOIC ACID Hydrogen azide Hydronitric acid Stickstoffwasserstoffsaeure [German] Triazoic acid N3H [NNNH] hydrido-1kappaH-trinitrogen(2N--N) hydrogen trinitride(1-) CHEBI:29449