2,5-Dihydroxy-1,4-benzoquinone

2,5-二羟基-1,4-苯醌

Also known as: 2,5-Dihydroxy-p-benzoquinone, 2,5-Dihydroxybenzoquinone, 2,5-Dihydroxy-2,5-cyclohexadiene-1,4-dione, 3,6-Dihydroxy-2,5-cyclohexadiene-1,4-dione, Dihydroxy-p-quinonate acid, 2,5-Dihydroxy-p-quinone, p-Benzoquinone, 2,5-dihydroxy-, EINECS 210-454-3, MFCD00001598, 2,5-di-hydroxy-1,4-benzoquinone, 2,5-dihydroxy-1,4-benzoquinone

2,5-Dihydroxy-1,4-benzoquinone (CAS 615-94-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H4O4 and a molecular weight of 140.09400 g/mol. It is also known as 2,5-Dihydroxy-p-benzoquinone, 2,5-Dihydroxybenzoquinone and 2,5-Dihydroxy-2,5-cyclohexadiene-1,4-dione. Key properties include a melting point of 235 °C (dec.)(lit.), a boiling point of 322.3ºC at 760 mmHg, a density of 1.843 g/cm3 and a flash point of 162.9ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
615-94-1
Jingsj CID
J-37146-1
Molecular Formula
C6H4O4
Chinese Name
2,5-二羟基-1,4-苯醌
Molecular Weight
140.09400 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point235 °C (dec.)(lit.)
Boiling Point322.3ºC at 760 mmHg
Density1.843 g/cm3
Flash Point162.9ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,5-Dihydroxy-1,4-benzoquinone?

The CAS number of 2,5-Dihydroxy-1,4-benzoquinone is 615-94-1.

What are the molecular formula and molecular weight of 2,5-Dihydroxy-1,4-benzoquinone?

2,5-Dihydroxy-1,4-benzoquinone has molecular formula C6H4O4 and molecular weight 140.09400 g/mol.

Is 2,5-Dihydroxy-1,4-benzoquinone hazardous?

2,5-Dihydroxy-1,4-benzoquinone has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2,5-Dihydroxy-1,4-benzoquinone (CAS 615-94-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37146-1 (accessed 2026-10-22).

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