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P-Coumaric Acid

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P-Coumaric Acid molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 6 grades and pack sizes of P-Coumaric Acid (CAS 501-98-4). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS501-98-4
Molecular formulaC9H8O3
Molecular weight164.16 g/mol
IUPAC name(E)-3-(4-hydroxyphenyl)prop-2-enoic acid
Synonymstrans-p-Coumaric acid · Hydroxycinnamic acid · Naringeninic acid · Para-Coumaric acid · (E)-p-Coumaric acid · trans-4-coumaric acid
Safety & Hazards (GHS) Warning
Irritant Irritant
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma P-COUMARIC ACID 03200595-50MG Request Quote
Sigma P-COUMARIC ACID CRYSTALLINE C9008-10G
C9008-1G
C9008-25G
C9008-5G		 Request Quote
Sigma TRANS-P-COUMARIC ACID 55823-50MG Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.