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4-Ethoxyphenyl isocyanate

Also known as: p-Ethoxyphenyl isocyanate, 1-ethoxy-4-isocyanatobenzene, Isocyanic Acid 4-Ethoxyphenyl Ester, 4-Isocyanatophenetole, 1-ethoxy-4-isocyanato-benzene, 4-ethoxybenzenisocyanate, Benzene, 1-ethoxy-4-isocyanato-, 4-Aethoxy-phenylisocyanat, 4-Aethoxy-phenylcarbonimid

4-Ethoxyphenyl isocyanate (CAS 32459-62-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9NO2 and a molecular weight of 163.17300 g/mol. Key properties include a boiling point of 230-235 °C(lit.), a density of 1.11 g/mL at 25 °C(lit.) and a flash point of 105.6 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
32459-62-4
Jingsj CID
J-4750-7
Molecular Formula
C9H9NO2
Molecular Weight
163.17300 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point230-235 °C(lit.)
Density1.11 g/mL at 25 °C(lit.)
Flash Point105.6 °C
Exact Mass163.06300
PSA38.66000
LogP2.05260
Refractive Indexn20/D 1.536(lit.)

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 4-Ethoxyphenyl isocyanate?

The CAS number of 4-Ethoxyphenyl isocyanate is 32459-62-4.

What are the molecular formula and molecular weight of 4-Ethoxyphenyl isocyanate?

4-Ethoxyphenyl isocyanate has molecular formula C9H9NO2 and molecular weight 163.17300 g/mol.

What are the upstream and downstream products of 4-Ethoxyphenyl isocyanate?

For 4-Ethoxyphenyl isocyanate, Upstream Products: Bis(trichloromethyl) carbonate, p-Phenetidine, Diphosgene; Downstream Products: N-(4-Ethoxyphenyl)urea, tert-butyl 4-ethoxyphenylcarbamate, ethyl N-(4-ethoxyphenyl)carbamate.

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

Last updated:

How to cite: Jingsj. "4-Ethoxyphenyl isocyanate (CAS 32459-62-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4750-7 (accessed 2026-11-09).

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