2,4-Dimethylphenyl isocyanate

2,4-二甲基异氰酸苯酯

Also known as: 1-isocyanato-2,4-dimethylbenzene, 2,4-xylyl isocyanate, Benzene, 1-isocyanato-2,4-dimethyl-, MFCD00013867

2,4-Dimethylphenyl isocyanate (CAS 51163-29-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9NO and a molecular weight of 147.17400 g/mol. It is also known as 1-isocyanato-2,4-dimethylbenzene, 2,4-xylyl isocyanate and Benzene, 1-isocyanato-2,4-dimethyl-. Key properties include a melting point of 53-55 °C, a boiling point of 115ºC (2 torr), a density of 1.041 and a flash point of 190 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51163-29-2
Jingsj CID
J-9956-9
Molecular Formula
C9H9NO
Chinese Name
2,4-二甲基异氰酸苯酯
Molecular Weight
147.17400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point53-55 °C
Boiling Point115ºC (2 torr)
Density1.041
Flash Point190 °F

Frequently Asked Questions

What is the CAS number of 2,4-Dimethylphenyl isocyanate?

The CAS number of 2,4-Dimethylphenyl isocyanate is 51163-29-2.

What are the molecular formula and molecular weight of 2,4-Dimethylphenyl isocyanate?

2,4-Dimethylphenyl isocyanate has molecular formula C9H9NO and molecular weight 147.17400 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Dimethylphenyl isocyanate (CAS 51163-29-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9956-9 (accessed 2026-10-22).

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