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2,2'-Dihydroxy-4,4'-Dimethoxybenzophenone (BP-6)

Identification

Synonyms: Benzophenone-6; BP-6; Bis(2-hydroxy-4-methoxyphenyl)Methanone; 4,4'-Dimethoxy-2,2'-dihydroxybenzophenone; Cyasorb UV 12; NSC 40149; Seesorb 107; Uvinul 3049; Uvinul D 49
CAS No.: 131-54-4; EC No.: 205-027-3
Molecular Weight: 274.27
Molecular Formula: C15H14O5
Structural Formula: 2,2'-Dihydroxy-4,4'-Dimethoxybenzophenone:
Density: 1.291 g/cm3
Melting Point:133-136 ºC
Boiling Point: 439.3 ºC at 760 mmHg
Flash Point: 164.4 ºC
Solubility: in water negligible

Preparation

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Application

2,2'-Dihydroxy-4,4'-Dimethoxybenzophenone is applied as UV absorber in resin, plastic and rubber

Specification*

Items Specification
Benzophenone-6 Assay (HPLC) 99.0% min.
Loss on drying 0.50% max.
K value 49 min.
Color (Gardner) 4.0 max.
Transmittance 300-400nm
Transmittance 450-550nm
Transmittance 500nm
1% max.
90% min.
95% min.
m.p. 134°C min.
Appearance Light yellow crystalline powder

Standard Packaging

25kgs per fibre drum
Preserve under light-proof condition.

Packaging photos coming soon

Risks and Safety Information

2,2'-Dihydroxy-4,4'-Dimethoxybenzophenone (Benzophenone-6) is not regulated as hazardous substance by UN or US DOT
Risk Phrase: 36/37/38
Safety Phrase: 26-37/39-22

No hazard

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