Octabenzone

• Catalog Number: ACM1843056
• Product Name: Octabenzone
• CAS: 1843-05-6
• Category: Polymer/Macromolecule
• Description: Octabenzone (Spectra-Sorb UV 531, MPI Milestab 81) is a UV absorber/screener. It is used to protect polymers (e.g., polyethylene, polypropylene, polyvinylchloride) against damage by UV light.
• Synonyms: benzophenone-12,octabenzone;BP-12;(2-Hydroxy-4-(octyloxy)phenyl)(phenyl)methanone;4-n-octoxy-2-hydroxybenzophenone;UV-531
• Molecular Weight: 326.43
• Molecular Formula: C21H26O3
• Melting Point: 47-49ºC
• Flash Point: 155.1ºC
• Density: 1.160 g/cm³
• Appearance: Light yellow crystal
• EC Number: 217-421-2
• Hazard Codes: Xi
• HS Code: 2914509090
• LogP: 5.36250
• MDL Number: MFCD00027327
• PSA: 46.53
• Refractive Index: 1.547
• RIDADR: UN 3077 9/PG 3
• Vapor Pressure: 5.25E-09mmHg at 25°C
• WGK Germany: 1