CAS:3864-99-1
Molecular Formula:C20H24ClN3O
Molecular Weight:357.88
EINECS:223-383-8
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UV-327 CAS 3864-99-1
UV absorber UV-327 CAS 3864-99-1 is an excellent benzotriazole UV absorber, usually light yellow or white powder, soluble in styrene, benzene, toluene and other solvents. The absorption wavelength range is greater than the ultraviolet absorber UV-P, can strongly absorb 300-400 mm of ultraviolet light, the highest absorption peak is 353 nm, and the chemical stability is good, small volatility.
| Item | Specification |
| Melting point | 150-153 °C(lit.) |
| Boiling point | 469.2±55.0 °C(Predicted) |
| Density | 1,26 g/cm3 |
| Acidity coefficient (pKa) | 9.23±0.48(Predicted) |
| Flash point | 234°C |
25kg/drum or according to customer requirements.
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