1-Hydroxy-7-azabenzotriazole [ 39968-33-7 ]
 
                - Appearance
- Clear, colorless liquid
- Melting Point
- 213-216 ( ℃ )
- Boiling Point
- 181.7 ( ℃ )
| mp | 213-216°C | 
| density | 0.973 g/mL at 20 °C | 
| refractive index | n | 
| Fp | 213-216°C | 
| storage temp. | Store at RT. |