CAS Registry Number

CAS 331-39-5 — 3,4-Dihydroxycinnamic acid (Caffeic acid)

CAS 331-39-5 (HO)2C6H3CH=CHCO2H MW 180.16

3,4-Dihydroxycinnamic acid, commonly known as caffeic acid, is a natural phenolic compound found in plants, widely used in pharmaceuticals, cosmetics, and as a dietary supplement for its antioxidant and anti-inflammatory properties. It is also employed in food preservation and as a precursor in chemical synthesis. This white to light yellow crystalline powder has a CAS number of 331-39-5, a molecular formula of (HO)2C6H3CH=CHCO2H, and a molecular weight of 180.16. It can be stored at ambient conditions and carries a signal word of Warning for handling. Molekula supplies 3,4-Dihydroxycinnamic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: Caffeic acid

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Molekula products for CAS 331-39-5

3,4-Dihydroxycinnamic acid (Caffeic acid)

SKU 77345158

In stock Bioactive Small Molecules

Caffeic acid

SKU 90027728

Made to order Bioactive Small Molecules

Molekula has supplied fine chemicals and biochemicals since 2000 from ISO 9001:2015 and ISO 14001:2015 certified facilities. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.