diazoamino compounds

Compounds having the structure RN=N–NR2 (not all R = H, and one R commonly aryl). In systematic nomenclature, diazoamino prefixed to the name of RH names the compound RN=NNHR' (R = R'), e.g. PhN=N–NPhMe N-methyldiazoaminobenzene.
See also: triazenes
PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1332 (https://doi.org/10.1351/pac199567081307)