2-Chloro-4-methylbenzonitrile

Also known as: 3-Chloro-4-cyanotoluene, 2-Chloro-p-tolunitrile, 4-methyl-2-chlorobenzonitrile, Benzonitrile, 2-chloro-4-methyl-

2-Chloro-4-methylbenzonitrile (CAS 21423-84-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H6ClN and a molecular weight of 151.593 g/mol. Key properties include a boiling point of 269.7±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 119.3±16.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 21423-84-7
Jingsj CID: J-36991-5
Molecular Formula: C₈H₆ClN
Molecular Weight: 151.593 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	269.7±20.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	119.3±16.8 °C
Exact Mass	151.018875
PSA	23.79000
LogP	2.68
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.553

Customs & Trade Information

HS Code	2926909090
Summary	HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Chloro-4-methylbenzonitrile?

The CAS number of 2-Chloro-4-methylbenzonitrile is 21423-84-7.

What are the molecular formula and molecular weight of 2-Chloro-4-methylbenzonitrile?

2-Chloro-4-methylbenzonitrile has molecular formula C8H6ClN and molecular weight 151.593 g/mol.

What are the upstream and downstream products of 2-Chloro-4-methylbenzonitrile?

For 2-Chloro-4-methylbenzonitrile, Upstream Products: p-Tolunitrile, 4-Bromo-3-chlorotoluene, Copper(I) cyanide; Downstream Products: 2-Phenoxyterephthalic acid, 2-Chloro-4-methylbenzoic acid, 2-Furonitrile.

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-Chloro-4-methylbenzonitrile (CAS 21423-84-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36991-5 (accessed 2026-11-09).

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