1,4-Dimethoxy-2,3-dimethylbenzene

Also known as: 2,3-Dimethyl-1,4-dimethoxybenzene, 3,6-Dimethoxy-o-xylene, Benzene, 1,4-dimethoxy-2,3-dimethyl-

1,4-Dimethoxy-2,3-dimethylbenzene (CAS 39021-83-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H14O2 and a molecular weight of 166.21700 g/mol. Key properties include a boiling point of 246.5ºC at 760 mmHg, a density of 0.977g/cm3 and a flash point of 92.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 39021-83-5
Jingsj CID: J-1356705-0
Molecular Formula: C₁₀H₁₄O₂
Molecular Weight: 166.21700 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	246.5ºC at 760 mmHg
Density	0.977g/cm3
Flash Point	92.4ºC
Exact Mass	166.09900
PSA	18.46000
LogP	2.32060
Refractive Index	1.491

Customs & Trade Information

HS Code	2909309090
Summary	2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,4-Dimethoxy-2,3-dimethylbenzene?

The CAS number of 1,4-Dimethoxy-2,3-dimethylbenzene is 39021-83-5.

What are the molecular formula and molecular weight of 1,4-Dimethoxy-2,3-dimethylbenzene?

1,4-Dimethoxy-2,3-dimethylbenzene has molecular formula C10H14O2 and molecular weight 166.21700 g/mol.

What are the upstream and downstream products of 1,4-Dimethoxy-2,3-dimethylbenzene?

For 1,4-Dimethoxy-2,3-dimethylbenzene, Upstream Products: Dimethyl sulfate, 2,3-Dimethylhydroquinone, iodomethane; Downstream Products: 2,3-Bis(bromomethyl)-1,4-dimethoxybenzene, 2,3-Dimethyl-1,4-benzoquinone.

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. "1,4-Dimethoxy-2,3-dimethylbenzene (CAS 39021-83-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1356705-0 (accessed 2026-11-09).

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