4-(chloromethyl)phenyl isocyanate

4-(氯甲基)苯基异氰酸酯

Also known as: 4-(chloromethyl)phenyl isocyanate, 1-(chloromethyl)-4-isocyanatobenzene, Benzene, 1-(chloromethyl)-4-isocyanato-

4-(chloromethyl)phenyl isocyanate (CAS 29173-65-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6ClNO and a molecular weight of 167.59200 g/mol. It is also known as 1-(chloromethyl)-4-isocyanatobenzene and Benzene, 1-(chloromethyl)-4-isocyanato-. Key properties include a melting point of 32-33ºC(lit.), a boiling point of 115-117ºC 10mm, a density of 1.216 and a flash point of >230 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29173-65-7
Jingsj CID
J-45121-3
Molecular Formula
C8H6ClNO
Chinese Name
4-(氯甲基)苯基异氰酸酯
Molecular Weight
167.59200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point32-33ºC(lit.)
Boiling Point115-117ºC 10mm
Density1.216
Flash Point>230 °F

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-(chloromethyl)phenyl isocyanate?

The CAS number of 4-(chloromethyl)phenyl isocyanate is 29173-65-7.

What are the molecular formula and molecular weight of 4-(chloromethyl)phenyl isocyanate?

4-(chloromethyl)phenyl isocyanate has molecular formula C8H6ClNO and molecular weight 167.59200 g/mol.

Is 4-(chloromethyl)phenyl isocyanate hazardous?

4-(chloromethyl)phenyl isocyanate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-(chloromethyl)phenyl isocyanate (CAS 29173-65-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45121-3 (accessed 2026-10-23).

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