2,2',4,4'-Tetrahydroxybenzophenone
CAS No.: [131-55-5]
Molecular formula: C13H10O5
Molecular weight: 246.22
Specification:
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Appearance: light yellow powder
Assay: 99% min.
Melting point: 195.0 deg C min.
Loss on drying: 0.5% max.
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Packing: 25kg fibre drum
Usage: It is a kind of anti-ultraviolet additive of oily cosmetics, can be used in PU, PVC, PS polymerized methacrylate, etc. Also be used in the coating.
Molecular structure:
