Product Introduction:

Chemical Name: Benzophenone-1
Synonym: 2,4-Dihydroxybenzophenone
Benzophenone-1 CAS No.: 131-56-6
Benzophenone-1 Molecular Formula: C13H10O3
Molecular Weight: 214.22 g/mol
EC No.: 205-029-4
Application: A highly effective UV absorber

Benzophenone-1 Structure

Appearance: White to pale yellow crystalline powder
Odor: Slight phenolic odor
Specific absorbance (1%, 1cm): E290nm ≥ 630
Purity (HPLC): ≥ 99.0%
IR identification: Sample IR spectrum matches that of the standard
Melting point: 142.0°C–146.0°C
Loss on drying: ≤ 0.2%
Heavy metals (Lead): ≤ 5 ppm
Gardner color: ≤ 3
Solubility: Insoluble in water; readily soluble in most common organic solvents
Absorption characteristics: Primary absorption range 280–320 nm (UV-B region)

UV absorption curve:

Highassay’s Benzophenone-1 Features:

• Provides UVB protection
• Primarily used in nail polish formulations
• Maximum usage level: 10% (JP)