2,5-Dihydroxycinnamic acid

(E)-3-(2,5-二羟苯基)丙烯酸

Also known as: (2E)-3-(2,5-dihydroxyphenyl)acrylic acid, (E)-3-(2,5-dihydroxyphenyl)acrylic acid, 3-(2,5-dihydroxyphenyl)-2-propenoic acid, Grevillic acid, 2,5-Dihydroxycinnamic acid, MFCD00075834, RARECHEM BK HW 0140

2,5-Dihydroxycinnamic acid (CAS 636-01-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H8O4 and a molecular weight of 180.15700 g/mol. It is also known as (2E)-3-(2,5-dihydroxyphenyl)acrylic acid, (E)-3-(2,5-dihydroxyphenyl)acrylic acid and 3-(2,5-dihydroxyphenyl)-2-propenoic acid. Key properties include a melting point of 207 °C, a boiling point of 457.8ºC at 760 mmHg, a density of 1.478g/cm3 and a flash point of 244.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
636-01-1
Jingsj CID
J-1320325-6
Molecular Formula
C9H8O4
Chinese Name
(E)-3-(2,5-二羟苯基)丙烯酸
Molecular Weight
180.15700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point207 °C
Boiling Point457.8ºC at 760 mmHg
Density1.478g/cm3
Flash Point244.8ºC

Frequently Asked Questions

What is the CAS number of 2,5-Dihydroxycinnamic acid?

The CAS number of 2,5-Dihydroxycinnamic acid is 636-01-1.

What are the molecular formula and molecular weight of 2,5-Dihydroxycinnamic acid?

2,5-Dihydroxycinnamic acid has molecular formula C9H8O4 and molecular weight 180.15700 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2,5-Dihydroxycinnamic acid (CAS 636-01-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1320325-6 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.