A class name for hydrocarbylideneazinic acids,
R2C=N+(–O−)OH.
The use of
aci-nitro as a prefix in systematic nomenclature to name specific compounds is abandoned.
Source:
PAC, 1995, 67, 1307
(Glossary of class names of organic compounds and reactivity intermediates based on
structure (IUPAC Recommendations 1995))
on page 1351