2,6-Dimethylhydroquinone

Also known as: 1,4-Benzenediol, 2,6-dimethyl-, 2,6-Dimethyl-1,4-benzenediol, 2,6-Dimethyl-p-benzohydroquinone, 2,6-Dimethylbenzol-1,4-diol, 2,6-Xylohydroquinone, 2,6-Xyloquinol, 2,6-dimethyl-4-benzenediol, 2,6-dimethyl-hydroquinon, 2,6-dimethylbenzene-1,4-diol, 3,5-Dimethylhydroquinone, Butylhydroxyanisole Impurity 5, EINECS 211-505-2, MFCD00016466

2,6-Dimethylhydroquinone (CAS 654-42-2) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H10O2 and a molecular weight of 138.164 g/mol. Key properties include a melting point of 154°C, a boiling point of 284.6±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 141.1±20.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 654-42-2
Jingsj CID: J-4465-5
Molecular Formula: C₈H₁₀O₂
Molecular Weight: 138.164 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	154°C
Boiling Point	284.6±35.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	141.1±20.5 °C
Exact Mass	138.068085
PSA	40.46000
LogP	1.56
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.582

Customs & Trade Information

HS Code	2907299090
Summary	2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,6-Dimethylhydroquinone?

The CAS number of 2,6-Dimethylhydroquinone is 654-42-2.

What are the molecular formula and molecular weight of 2,6-Dimethylhydroquinone?

2,6-Dimethylhydroquinone has molecular formula C8H10O2 and molecular weight 138.164 g/mol.

What are the upstream and downstream products of 2,6-Dimethylhydroquinone?

For 2,6-Dimethylhydroquinone, Upstream Products: 2,6-dimethyl-p-benzoquinone, 2,6-Dimethylphenol, 3,5-Dimethyl-4-hydroxybenzaldehyde; Downstream Products: 2,6-dimethyl-p-benzoquinone, 3,3',5,5'-Tetramethyldiphenoquinone, Methyl 4-hydroxy-2,6-dimethylbenzoate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,6-Dimethylhydroquinone (CAS 654-42-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4465-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.