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2-Ethylphenyl isocyanate

Also known as: 1-Ethyl-2-isocyanatobenzene, o-Ethylphenyl isocyanate, Benzene, 1-ethyl-2-isocyanato-, 1-ethyl-2-isocyanatobenzene(SALTDATA: FREE), 2-ETHYLPHENYL ISOCYANATE 99%, MFCD00002013

2-Ethylphenyl isocyanate (CAS 40411-25-4) 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. Key properties include a boiling point of 56°C 3mm, a density of 1.04 and a flash point of 78 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40411-25-4
Jingsj CID
J-45787-4
Molecular Formula
C9H9NO
Molecular Weight
147.17400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point56°C 3mm
Density1.04
Flash Point78 °C
Exact Mass147.06800
PSA29.43000
LogP2.21630
Refractive Index1.5278-1.5298

Customs & Trade Information

HS Code2929109000
Summary2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Ethylphenyl isocyanate?

The CAS number of 2-Ethylphenyl isocyanate is 40411-25-4.

What are the molecular formula and molecular weight of 2-Ethylphenyl isocyanate?

2-Ethylphenyl isocyanate has molecular formula C9H9NO and molecular weight 147.17400 g/mol.

What are the upstream and downstream products of 2-Ethylphenyl isocyanate?

For 2-Ethylphenyl isocyanate, Upstream Products: Bis(trichloromethyl) carbonate, 2-Ethylaniline, Triethylamine.

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

Last updated:

How to cite: Jingsj. "2-Ethylphenyl isocyanate (CAS 40411-25-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45787-4 (accessed 2026-11-09).

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