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tetramethylbenzene

Also known as: 1,2,3,4-TETRAMETHYLBENZENE, 1,2,3,4-Tetramethylbenzene, 1,2,3,4-Tetramethylbenzene,tech.90%, 1,2,3,4-tetramethyl-benzen, Benzene, 1,2,3,4-tetramethyl-, DUROL, EINECS 202-465-7, LABOTEST-BB LT00852111, MFCD00008528, Prehenitene, Prehnitene, TETRAMETHYLBENZENEISOMERS

tetramethylbenzene (CAS 488-23-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H14 and a molecular weight of 134.218 g/mol. Key properties include a melting point of 76-80 °C(lit.), a boiling point of 204.0±35.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 68.3±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
488-23-3
Jingsj CID
J-49508-6
Molecular Formula
C10H14
Molecular Weight
134.218 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point76-80 °C(lit.)
Boiling Point204.0±35.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point68.3±0.0 °C
Exact Mass134.109543
LogP4.06
Additional Property4.6 (vs air)
Vapor Pressure0.4±0.2 mmHg at 25°C
Refractive Index1.501

Activity & Biological Data

Additional Information[1]. Ying Duan Lei, et al. Measuring the Octan-1-ol Air Partition Coefficient of Volatile Organic Chemicals with the Variable Phase Ratio Headspace Technique. Cite this: J. Chem. Eng. Data 2019, 64, 11, 4793–4800.

Frequently Asked Questions

What is the CAS number of tetramethylbenzene?

The CAS number of tetramethylbenzene is 488-23-3.

What are the molecular formula and molecular weight of tetramethylbenzene?

tetramethylbenzene has molecular formula C10H14 and molecular weight 134.218 g/mol.

What are the upstream and downstream products of tetramethylbenzene?

For tetramethylbenzene, Upstream Products: But-2-yne, 1,2,4,5-Tetramethylbenzene, 1,2,3,5-tetramethylbenzene; Downstream Products: 1,2,3,5-tetramethylbenzene, 1,2,4,5-Tetramethylbenzene, 1,2,3-Trimethylbenzene.

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

Last updated:

How to cite: Jingsj. "tetramethylbenzene (CAS 488-23-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49508-6 (accessed 2026-11-06).

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