2,4-Dihydroxybenzophenone CAS 131-56-6
2,4-Dihydroxybenzophenone is a pale yellow acicular crystal or white powder. Melting point 142.6-144.6℃. Solubility at 25℃ (g /100 ml solvent) : acetone >50, benzene 1, ethanol >50 water <0.5, n-heptane <0.5.2,4-Dihydroxybenzophenone has very little solubility in water and is not decomposed by concentrated alkali and concentrated acid.
| Item | Specification |
| Melting point | 144.5-147 °C(lit.) |
| Boiling point | 194 °C (1 mmHg) |
| Density | 1,32 g/cm3 |
| Vapor pressure | 0Pa at 25℃ |
| Refractive index | 1.5090 (estimate) |
| Flash point | 125 °C |
| LogP | 2.964 at 25℃ |
| Acidity coefficient (pKa) | 7.72±0.35(Predicted) |
2,4-Dihydroxybenzophenone is mainly used in plastics and other as a light stabilizer, which can effectively protect organic glass and cloth, prevent data from deteriorating due to light, and is also used as an intermediate to synthesize other ultraviolet absorbers.
25kg/drum or according to customer requirements.
2,4-Dihydroxybenzophenone CAS 131-56-6
2,4-Dihydroxybenzophenone CAS 131-56-6
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