1,3-dimethyl-5-ethylbenzene

5-乙基间二甲苯

Also known as: 1,3-DIMETHYL-5-ETHYLBENZENE, 1-ETHYL-3,5-DIMETHYLBENZENE, 1-Ethyl-3,5-dimethylbenzene, 1-ethyl-3,5-dimethyl-benzen, 3,5-DIMETHYLETHYLBENZENE, 5-ETHYL-M-XYLENE, 5-ethyl-1,3-dimethylbenzene, Benzene, 1-ethyl-3,5-dimethyl-, EINECS 213-290-0, benzene,1-ethyl-3,5-dimethyl-, ethylxylene, m-Xylene, 5-ethyl-

1,3-dimethyl-5-ethylbenzene (CAS 934-74-7) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C10H14 and a molecular weight of 134.218 g/mol. It is also known as 1,3-DIMETHYL-5-ETHYLBENZENE, 1-ETHYL-3,5-DIMETHYLBENZENE and 1-Ethyl-3,5-dimethylbenzene. Key properties include a melting point of -84ºC, a boiling point of 184.6±20.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 57.3±7.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 934-74-7
Jingsj CID: J-16671-1
Molecular Formula: C₁₀H₁₄
Chinese Name: 5-乙基间二甲苯
Molecular Weight: 134.218 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	-84ºC
Boiling Point	184.6±20.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	57.3±7.3 °C

Frequently Asked Questions

What is the CAS number of 1,3-dimethyl-5-ethylbenzene?

The CAS number of 1,3-dimethyl-5-ethylbenzene is 934-74-7.

What are the molecular formula and molecular weight of 1,3-dimethyl-5-ethylbenzene?

1,3-dimethyl-5-ethylbenzene has molecular formula C10H14 and molecular weight 134.218 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,3-dimethyl-5-ethylbenzene (CAS 934-74-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16671-1 (accessed 2026-10-22).

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