The molecular formula C8H5NO2 (molar mass: 147.13 g/mol, exact mass: 147.032028 u) may refer to:
- Indole-5,6-quinone, a chemical present in the browning reaction of fruits
- Isatin
- Phthalimide
The molecular formula C8H5NO2 (molar mass: 147.13 g/mol, exact mass: 147.032028 u) may refer to: