2-Chloromesitylene

Also known as: Mesityl chloride, 2-Chloro-1,3,5-trimethylbenzene, 1,3,5-Trimethyl-2-chlorobenzene, Chloromesitylene, 2,4,6-Trimethylchlorobenzene, 2,4,6-Trimethylmonochlorobenzene, Benzene, 2-chloro-1,3,5-trimethyl-, MFCD00045173

2-Chloromesitylene (CAS 1667-04-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H11Cl and a molecular weight of 154.637 g/mol. Key properties include a boiling point of 206.7±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 76.8±5.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1667-04-5
Jingsj CID: J-20720-5
Molecular Formula: C₉H₁₁Cl
Molecular Weight: 154.637 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	206.7±9.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	76.8±5.9 °C
Exact Mass	154.054932
LogP	4.19
Vapor Pressure	0.3±0.4 mmHg at 25°C
Refractive Index	1.519

Customs & Trade Information

HS Code	2903999090
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons 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 2-Chloromesitylene?

The CAS number of 2-Chloromesitylene is 1667-04-5.

What are the molecular formula and molecular weight of 2-Chloromesitylene?

2-Chloromesitylene has molecular formula C9H11Cl and molecular weight 154.637 g/mol.

What are the upstream and downstream products of 2-Chloromesitylene?

For 2-Chloromesitylene, Upstream Products: Mesitylene, 2',4',6'-Trimethylacetophenone, 2,4,6-Trimethylbenzoyl chloride; Downstream Products: Ethyl O-mesitylsulfonylacetohydroxamate, Mesityl phenyl sulfide, 2-Thiophenecarboxylic acid.

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-Chloromesitylene (CAS 1667-04-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20720-5 (accessed 2026-11-09).

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