2-Chloro-4,6-dimethylphenyl isocyanate

2-氯-4,6-二甲基苯基异氰酸酯

Also known as: 2-CHLORO-4,6-DIMETHYLPHENYL ISOCYANATE, 1-chloro-2-isocyanato-3,5-dimethylbenzene, Benzene, 1-chloro-2-isocyanato-3,5-dimethyl-

2-Chloro-4,6-dimethylphenyl isocyanate (CAS 124421-12-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H8ClNO and a molecular weight of 181.61900 g/mol. It is also known as 2-CHLORO-4,6-DIMETHYLPHENYL ISOCYANATE, 1-chloro-2-isocyanato-3,5-dimethylbenzene and Benzene, 1-chloro-2-isocyanato-3,5-dimethyl-. Key properties include a melting point of 23-27ºC(lit.), a boiling point of 255.7ºC at 760 mmHg, a density of 1.14g/cm3 and a flash point of >230 °F. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
124421-12-1
Jingsj CID
J-34310-1
Molecular Formula
C9H8ClNO
Chinese Name
2-氯-4,6-二甲基苯基异氰酸酯
Molecular Weight
181.61900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point23-27ºC(lit.)
Boiling Point255.7ºC at 760 mmHg
Density1.14g/cm3
Flash Point>230 °F

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2-Chloro-4,6-dimethylphenyl isocyanate?

The CAS number of 2-Chloro-4,6-dimethylphenyl isocyanate is 124421-12-1.

What are the molecular formula and molecular weight of 2-Chloro-4,6-dimethylphenyl isocyanate?

2-Chloro-4,6-dimethylphenyl isocyanate has molecular formula C9H8ClNO and molecular weight 181.61900 g/mol.

Is 2-Chloro-4,6-dimethylphenyl isocyanate hazardous?

2-Chloro-4,6-dimethylphenyl isocyanate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "2-Chloro-4,6-dimethylphenyl isocyanate (CAS 124421-12-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34310-1 (accessed 2026-10-24).

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