2,4-Dihydroxybenzophenone CAS 131-56-6 Light yellow needle crystal or white powder. Melting point 142.6-144.6°C. Solubility at 25°C (g/100ml solvent): acetone>50, benzene 1, ethanol>50 water<0.5, n-heptane<0.5.
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Product Name |
2,4-Dihydroxybenzophenone |
||
Formula |
C13H10O3 |
Molecular Weight |
214.22 |
CAS NO. |
131-56-6 |
Quantity |
500KG |
Items |
Specification |
Results |
Appearance |
Yellow Crystalline Powder |
Conforms |
Assay |
99% | 99.28% |
CONCLUSION |
The result conform with standard |
Melting point 144.5-147°C(lit.)
Boiling point 194°C (1mmHg)
Density 1,32g/cm3
Refractive index 1.5090(estimate)
Flash point 125°C
Storage conditions Storebelow+30°C.
Solubility Chloroform (Slightly, Heated), Ethanol (Slightly, Heated)
Acidity coefficient (pKa) 7.72±0.35 (Predicted)
MorphologyCrystallinePowder
ColorYellow
Suitable for polyolefin, polyvinyl chloride and polystyrene etc.
It is mainly used as a light stabilizer for plastics, etc., which can effectively protect plexiglass and fabrics, prevent materials from deteriorating due to light, and is also used as an intermediate for the synthesis of other ultraviolet absorbers.