Tetrahydroxy-1,4-benzoquinone hydrate

四羟基-1,4-苯醌水合物

Also known as: Tetrahydroxy-1,4-quinone hydrate, Tetrahydroxyquinone hydrate, Tetroquinone hydrate, 2,5-Cyclohexadiene-1,4-dione, 2,3,5,6-tetrahydroxy-, hydrate, Tetrahydroxy-p-benzoquinone hydrate

Tetrahydroxy-1,4-benzoquinone hydrate (CAS 123334-16-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H4O6 and a molecular weight of 172.09200 g/mol. It is also known as Tetrahydroxy-1,4-quinone hydrate, Tetrahydroxyquinone hydrate and Tetroquinone hydrate. Key properties include a melting point of >300ºC(lit.), a boiling point of 370.6ºC at 760mmHg, a density of 2.609g/cm3 and a flash point of 192.1ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
123334-16-7
Jingsj CID
J-43634-0
Molecular Formula
C6H4O6
Chinese Name
四羟基-1,4-苯醌水合物
Molecular Weight
172.09200 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>300ºC(lit.)
Boiling Point370.6ºC at 760mmHg
Density2.609g/cm3
Flash Point192.1ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Tetrahydroxy-1,4-benzoquinone hydrate?

The CAS number of Tetrahydroxy-1,4-benzoquinone hydrate is 123334-16-7.

What are the molecular formula and molecular weight of Tetrahydroxy-1,4-benzoquinone hydrate?

Tetrahydroxy-1,4-benzoquinone hydrate has molecular formula C6H4O6 and molecular weight 172.09200 g/mol.

Is Tetrahydroxy-1,4-benzoquinone hydrate hazardous?

Tetrahydroxy-1,4-benzoquinone hydrate 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. "Tetrahydroxy-1,4-benzoquinone hydrate (CAS 123334-16-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43634-0 (accessed 2026-10-23).

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