CAS:131-53-3
MF:C14H12O4
MW:244.24
EINECS:205-026-8
Synonyms:enzophenone-8; (2-Hydroxy-4-methoxyphenyl)(2-hydroxphenyl)-methadone(UV24); 2,2”-DIHYDROXY-4-METHOXYBENZOPHENONE/DIOXYBENZONE
What is Enzophenone-8 CAS 131-53-3？
Enzophenone-8 is an ultraviolet absorbent, which is suitable for polyvinyl chloride, ABS resin, acrylic resin, polyurethane, melamine resin, cellulose resin and many other plastics.Enzophenone-8 is light yellow powder, freezing point 68℃, boiling point 170-175℃, relative density 1.382, insoluble in water.
Specification
| Item | Specification |
| Melting point | 73-75 °C(lit.) |
| Boiling point | 170-175 °C1 mm Hg(lit.) |
| Density | 1.2379 (rough estimate) |
| Vapor pressure | 0-0Pa at 20-25℃ |
| Refractive index | 1.5389 (estimate) |
| Acidity coefficient (pKa) | 7.11±0.35(Predicted) |
| LogP | 2.33 at 23.5℃ |
Application
Enzophenone-8 is a UV absorber suitable for many plastics such as polyvinyl chloride, ABS resin, acrylic resin, polyurethane, melamine resin, cellulose resin, etc. Enzophenone-8 has good compatibility with the resin, the general dosage is 0.25-3%, and has good light stabilization effect in the paint.
Packaging
25kg/drum or according to customer requirements.
Related keywords
BP-8; 2-2′-DihydChemicalbookroxy-4-methoxy-benzophenone(UV-24); 2,2-Dihydroxy-4-MethoxyBenzophenone(Benzophenone8); 2′-Dihydroxy-4-Methoxybenzophenone; Dioxybenzone(150mg).
