Benzalphthalide

INCI: BENZALPHTHALIDE

CAS Number
575-61-1
Function
UV absorber
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Allowed as a cosmetic ingredient; however, not listed among the FDA-approved OTC sunscreen actives

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Limited publicly available toxicological data; not widely used in modern cosmetic formulations. Solid aromatic organic compound (MW 222.24); off-white to yellow; melting point 99-102 °C; also known as 3-Benzylidenephthalide

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Concern Level: High

Frequently Asked Questions

Is Benzalphthalide safe in cosmetics?

Limited publicly available toxicological data; not widely used in modern cosmetic formulations. Solid aromatic organic compound (MW 222.24); off-white to yellow; melting point 99-102 °C; also known as 3-Benzylidenephthalide The EU classifies Benzalphthalide as "permitted". Safety rating: MODERATE.

Is Benzalphthalide allowed in the EU?

Benzalphthalide EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Benzalphthalide do in cosmetics?

Benzalphthalide functions as: UV absorber. It is classified as a cosmetic ingredient in our database. CAS number: 575-61-1.

What is the Margin of Safety for Benzalphthalide?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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