Product Introduction
Product Name: Octocrylene
CAS No.: 6197-30-4
EINECS No.: 228-250-8
Molecular Formula: C₂₄H₂₇NO₂
Molecular Weight: 361.48
Structural Formula: (C₆H₅)₂C=C(CN)CO₂CH₂CH(C₂H₅)(CH₂)₃CH₃
Applications: Primarily used in sunscreen products
Octocrylene Chemical Structural Formula
Appearance: Transparent yellow viscous liquid
Identification: A. UV<197u>: The absorbance coefficient measured at 360nm differs from the standard by no more than 3.0%.
B. GC: The main peak of the sample has the same retention time as the main peak of the standard.
Content (GC): 95.0%~105.0%
Purity: 98min.
Specific gravity (25℃): 1.045-1.055
Refractive index (20℃): 1.561-1.571
Specific absorption coefficient (E1%, 1cm, 303nm): 340.0 ~ 370.0
Solubility: Insoluble in water, easily soluble in organic solvents such as ethanol, chloroform, acetone, etc.
Stability: Excellent light and thermal stability; not easy to hydrolyze
Ultraviolet absorption: mainly absorbs UV-B (280–315 nm), and also absorbs a small amount of UV-A (315–340 nm)
UV absorption curve:
Highassay’s Octocrylene Features
• Enhances formulation water resistance
• Excellent solvent for solid chemical UV filters
• Effective photostabilizer for Avobenzone
• Increases UVA-II absorption in the final product
• Suitable for sun care formulations in personal care and cosmetics, as well as skin and nail care products
• Maximum usage level: 10% (EU, USA, CN, AUS, JP, KR)
