Avobenzone CAS 70356-09-1

CAS:70356-09-1
Molecular formula:C20H22O3
Molecular weight:310.39
EINECS:274-581-6

Synonyme:1- (4-tert-butylphényl) -3- (4-Méthoxyphényl) propane-1,3-dione; l'Avobenzone Synonymes de 4-tert-Butyl-4'-Méthoxy-chromoionophore lipophiles; Parsol 1789 0; Avobenzon ,le Parsol 1789; BF2AVB; 1-(4-tert-Butylphényl)-3-(4-méthoxyphényl)-1,3-propanedione; Butyl methoxydibenzoylmethane Solution, 100ppm; 1-[4-(1,1-diméthyléthyl)phényl]-3-(4-méthoxyphényl)propane-1,3-dione; la 1-(4-Méthoxyphényl)-3-(4-Tert-Butylphényl)Propane-1,3-Dione; EUSOLEX 9020 95- 105%; 1-(4-TERT-BUTYLPHÉNYL)-3-(4-MÉTHOXYPHÉNYL)-PROPANE-1,3-; ; DIONE [AVOBENZONE]; l'Avobenzone(USP); Butyl-methoxydibenzoylmethane (B-MDM). De La Crème Solaire, Parsol1789

What is Avobenzone CAS 70356-09-1？

Avobenzone (Butyl-methoxydibenzoylmethane, CAS 70356-09-1) is a widely used organic UV filter that absorbs UVA rays, providing broad-spectrum sun protection in cosmetic and personal care products. It appears as a pale yellow to light brown crystalline powder or liquid and is soluble in oils and alcohol-based solvents. Also known as UV Avobenzone or Avobenzone 70356-09-1, it is a key ingredient in sunscreens, lotions, and other UV-protective formulations.

Spécification

Paramètre	Spécification
Apparence	Pale yellow to light brown crystalline powder
La pureté	≥ 98%
Solubilité	Soluble in oils and ethanol
UV Absorption	Effective UVA filter (320–400 nm)

Application

Sunscreen Formulations
Used as a UVA filter in lotions, creams, gels, and sprays to prevent skin damage from long-wave UVA radiation.
Cosmetics & Personal Care Products
Incorporated in foundations, lip balms, and makeup products to provide daily UV protection.
Skincare Products
Enhances the UV protection of anti-aging and moisturizing creams while maintaining product stability.
Photostable Formulations
Can be combined with other UV filters or encapsulated to improve photostability and reduce degradation under sunlight exposure.