Avobenzone (Butyl Methoxydibenzoylmethane, CAS 70356-09-1) is the most widely used UVA filter in sunscreen and SPF cosmetics. It provides strong UVA-1 protection and is a key building block of broad-spectrum sun protection systems.
Physical & Chemical Properties
- INCI: Butyl Methoxydibenzoylmethane
- CAS number: 70356-09-1
- Appearance: pale yellow to yellowish crystalline powder
- Solubility: oil-soluble; practically insoluble in water
- Molecular formula: C20H22O3
- Absorption: strong UVA-1 absorption (357–360 nm)
- Source: synthetic UV filter
Key Benefits for Formulation
- Strong UVA-1 protection: critical for broad-spectrum claims
- High efficacy: effective at low use levels
- Versatile: creams, lotions, sprays and makeup
- Globally accepted: approved in US, EU, and many other markets
- Photostability support: pairs with stabilizers and UVB filters
Main Applications
- Sunscreens: UVA protection in SPF formulas
- Day creams & moisturizers: daily UVA defense
- Makeup & BB/CC creams: SPF-rated color cosmetics
- Lip balms & SPF lip care
- After-sun & anti-aging SPF products
Why Choose Our Bulk Avobenzone?
- GMP manufacturing: full quality control from raw material to finished product
- Complete documentation: COA, SDS and heavy metal test reports available on request
- Flexible supply: MOQ and lead time on inquiry, from R&D samples to mass production
- Export experience: reliable shipping to EU, North America, Australia and Middle East
Recommended Usage
Typical use level 2%–3% (max 3% in US, up to 5% in EU) depending on target SPF and UVA claims. Oil-soluble — incorporate in the oil phase with appropriate photostabilizers.
FAQ About Wholesale Avobenzone
What is the CAS number of Avobenzone?
CAS 70356-09-1 (Butyl Methoxydibenzoylmethane).
What is the INCI name?
Butyl Methoxydibenzoylmethane.
What type of protection does Avobenzone provide?
Strong UVA-1 protection, essential for broad-spectrum sunscreen claims.
Is Avobenzone water or oil soluble?
It is oil-soluble and practically insoluble in water — add to the oil phase.
What is the maximum use level?
Up to 3% in the US and 5% in the EU, depending on local regulations.
Is Avobenzone photostable?
It can degrade in UV light; use photostabilizers and pair with UVB filters for stability.
Can it be used in makeup?
Yes — it is common in SPF-rated foundations, BB/CC creams and lip care.
Start Your Avobenzone Bulk Order
Contact our sales team today for spec sheets, samples and bulk pricing — our technical team is ready to support your formulation development.