3-(2,4-Dihydroxyphenyl)propionic acid

3-(2,4-二羟基苯基)丙酸

Also known as: 2,4-Dihydroxyhydrocinnamic acid, Hydroumbellic acid, 2,4-Dihydroxybenzenepropanoic acid, 3-(2,4-Dihydroxyphenyl)propanoic acid, NSC 71551

3-(2,4-Dihydroxyphenyl)propionic acid (CAS 5631-68-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10O4 and a molecular weight of 182.173 g/mol. It is also known as 2,4-Dihydroxyhydrocinnamic acid, Hydroumbellic acid and 2,4-Dihydroxybenzenepropanoic acid. Key properties include a melting point of 158-162ºC, a boiling point of 418.0±14.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 220.8±16.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5631-68-5
Jingsj CID
J-36589-1
Molecular Formula
C9H10O4
Chinese Name
3-(2,4-二羟基苯基)丙酸
Molecular Weight
182.173 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point158-162ºC
Boiling Point418.0±14.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point220.8±16.6 °C

Frequently Asked Questions

What is the CAS number of 3-(2,4-Dihydroxyphenyl)propionic acid?

The CAS number of 3-(2,4-Dihydroxyphenyl)propionic acid is 5631-68-5.

What are the molecular formula and molecular weight of 3-(2,4-Dihydroxyphenyl)propionic acid?

3-(2,4-Dihydroxyphenyl)propionic acid has molecular formula C9H10O4 and molecular weight 182.173 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(2,4-Dihydroxyphenyl)propionic acid (CAS 5631-68-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36589-1 (accessed 2026-10-22).

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