Product Introduction
Product Name: Isoamyl p-methoxycinnamate
CAS Number: 71617-10-2
Molecular Formula: C₁₅H₂₀O₃
Molecular Weight: 248.32 g/mol
EINECS Number: 275-702-5
Applications: Organic UVB sunscreen agent; used in cosmetics such as sunscreens, daily skincare products, and lip care products.
Isoamyl P-methoxycinnamate Chemical Structural Formula

Appearance: Yellow oily liquid
Solubility: Oil-soluble
Highassay’s Isoamyl P-methoxycinnamate Features:
• Highly efficient UVB absorber
• Excellent solvent for solid organic sunscreens
• Suitable for water-resistant sunscreen formulations
• Maximum usage level: 10% (EU, CN, AUS, JP, KR)
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