Coumarinic Acid

Also known as: 2-​Propenoic acid, 3-​(2-​hydroxyphenyl)​-, Cinnamic acid, o-hydroxy-, 2-Coumaric acid, 2-Hydroxycinnamic acid, o-Coumaric acid (+3 more)

INCI: COUMARINIC ACID

Coumarinic Acid (CAS 583-17-5) is a cosmetic cosmetic ingredient functioning as antioxidant, skin conditioning. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.

View industrial chemical safety profile for CAS 583-17-5 →

Auto-generated CPSR Part A draft with source citations
Function
antioxidant, skin conditioning
Safety Rating
MODERATE

Chemistry & Identifiers

Formula
C9H8O3
MW
164.16 g/mol
PubChem CID
637540
IUPAC Name
(E)-3-(2-hydroxyphenyl)prop-2-enoic acid
InChIKey
PMOWTIHVNWZYFI-AATRIKPKSA-N

Regulatory Status

EU EU Status permitted
US US Status permitted
US Notes Not specifically regulated by FDA; limited cosmetic use data available

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

Safety Data

Margin of Safety, dermal absorption, and sensitization profile summaries for Coumarinic Acid.

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Expert safety assessment and concern-level summary for Coumarinic Acid.

Regulatory Flags

o-coumaric-acid coumarin-precursor phenolic-acid limited-data fragrance-concern

Known Synonyms

2-​Propenoic acid, 3-​(2-​hydroxyphenyl)​- Cinnamic acid, o-hydroxy- 2-Coumaric acid 2-Hydroxycinnamic acid o-Coumaric acid o-Hydroxycinnamic acid EINECS No.: 209-500-5 2-Propenoic acid, 3-(2-hydroxyphenyl)-

Frequently Asked Questions

Is Coumarinic Acid safe in cosmetics?

Coumarinic Acid has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.

Is Coumarinic Acid allowed in the EU?

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

What does Coumarinic Acid do in cosmetics?

Coumarinic Acid functions as: antioxidant, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 583-17-5.

Is Coumarinic Acid used outside cosmetics?

Coumarinic Acid also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.

Does Coumarinic Acid have different safety status in cosmetics vs industrial chemicals?

Coumarinic Acid is classified GHS Danger (H301, H315, H319, H335) in the chemicals database but is allowed in EU cosmetics.

Is Coumarinic Acid in Your Products?

Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free →

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Coumarinic Acid in your formulation.