CAS: 6197-30-4 | Octocrylene (UV-3039) 

Chemical name: 2-Cyano-3,3-diphenylacrylate-2-ethylhexyl ester

EINECS：228‑250‑8； 

Molecular formula: C24H27NO2； Molecular weight: 361.48 

Physical and chemical properties 

Appearance: Colorless to light yellow viscous oily liquid, slight characteristic odor

Boiling point: 218   ℃ @ 1.5mmHg, decomposes at high temperatures, no normal boiling point at normal pressure

Density: 1.051-1.100 g/mL (25 ℃)

Refractive index n ₂₀/D: 1.564-1.568

Closed cup flash point: ＞ 230   ℃, non flammable

Water solubility: almost insoluble in water; Easily soluble in oils, esters, ethanol, and cosmetic oil-based matrices. 

UV absorption: absorbs UV-B and shortwave UVA; Stable Avobenzone; Common raw materials for water-resistant formulas

Quality specification of Octocrilene CAS 6197-30-4

Main use

Cosmetic sunscreen (core): sunscreen, sunscreen lotion, the EU allows up to 10% of finished products; It can enhance the waterproof performance of the formula and serve as a co solvent for other solid sunscreens.

Polymer light stabilizers: anti UV aging additives for plastics, coatings, and inks.

Personal care products: skin care, nail care products, protection against essence/pigment photodegradation.

Safety, and Foreign Trade Storage and Transportation

Control: Non easily producible drugs, non easily producible explosives, and no dual-use items control; Only cosmetic products are subject to cosmetic regulations in various countries, and the export of raw materials does not require a public security/dual-use item permit.

GHS: Warning; H315 skin irritation, H319 eye irritation; H413 poses long-term hazards to aquatic organisms (marine pollutants).

Transportation: Not included in the domestic hazardous chemical catalog; In maritime practice, the declaration of UN3082 Class 9 marine pollutant PG III is often based on MSDS and shipping company review.

Packaging: 25kg plastic drum/200kg iron drum/IBC ton drum; Sealed and protected from light, stored at 15-25 ℃, away from strong oxidants, and protected from direct sunlight.