PRODUCT Properties
| Melting point: | 79-81℃ |
| Boiling point: | 274.67°C (rough estimate) |
| Density | 1.131±0.06 g/cm3 (20 ºC 760 Torr) |
| refractive index | 1.4940 (estimate) |
| storage temp. | 2-8°C(protect from light) |
| form | solid |
| pka | 4.82±0.10(Predicted) |
| Appearance | Off-white to gray Solid |
| EPA Substance Registry System | 1,2-Benzenediamine, 4-ethoxy- (1197-37-1) |
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338 |
| Hazardous Substances Data | 1197-37-1(Hazardous Substances Data) |
