| Melting point | 67-70 °C(lit.) |
| Boiling point | 156-157 °C3.5 mm Hg(lit.) |
| density | 1.28 |
| FEMA | 2203 | BUTYL P-HYDROXY BENZOATE |
| refractive index | 1.5115 (estimate) |
| Fp | 181ºC |
| storage temp. | 0-6°C |
| solubility | Soluble in DMSO, ethyl acetate, methanol. |
| form | Crystalline Powder |
| pka | pKa 8.5 (Uncertain) |
| color | White to almost white |
| Water Solubility | <0.1 g/100 mL at 17 ºC |