C2HNO2
Appearance
The molecular formula C2HNO2 (molar mass: 71.03 g/mol, exact mass: 71.0007 u) may refer to:
- Carbonocyanidic acid
- Formyl cyanate
- (Hydroxyimino)ethenone HONCCO
- 2-Nitrosoethenone ONC(H)CO
- Oximide
The molecular formula C2HNO2 (molar mass: 71.03 g/mol, exact mass: 71.0007 u) may refer to: