4-(Difluoromethoxy)phenyl isocyanate

4-(二氟甲氧基)苯基异氰酸酯

Also known as: 4-(Difluoromethoxy)phenyl isocyanate, 1-(Difluoromethoxy)-4-isocyanatobenzene, p-(Difluoromethoxy)phenyl isocyanate, Benzene, 1-(difluoromethoxy)-4-isocyanato-, 4-Difluoromethoxyphenyl isocyanate

4-(Difluoromethoxy)phenyl isocyanate (CAS 58417-15-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5F2NO2 and a molecular weight of 185.128 g/mol. It is also known as 1-(Difluoromethoxy)-4-isocyanatobenzene, p-(Difluoromethoxy)phenyl isocyanate and Benzene, 1-(difluoromethoxy)-4-isocyanato-. Key properties include a boiling point of 217.8±35.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 85.5±25.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
58417-15-5
Jingsj CID
J-36635-3
Molecular Formula
C8H5F2NO2
Chinese Name
4-(二氟甲氧基)苯基异氰酸酯
Molecular Weight
185.128 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point217.8±35.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point85.5±25.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

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

The CAS number of 4-(Difluoromethoxy)phenyl isocyanate is 58417-15-5.

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

4-(Difluoromethoxy)phenyl isocyanate has molecular formula C8H5F2NO2 and molecular weight 185.128 g/mol.

Is 4-(Difluoromethoxy)phenyl isocyanate hazardous?

4-(Difluoromethoxy)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-(Difluoromethoxy)phenyl isocyanate (CAS 58417-15-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36635-3 (accessed 2026-10-23).

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