3-Chloro-4-(difluoromethoxy)phenyl isocyanate

3-氯-4-二氟甲氧基苯基异氰酸酯

Also known as: 2-Chloro-1-(difluoromethoxy)-4-isocyanatobenzene, Benzene, 2-chloro-1-(difluoromethoxy)-4-isocyanato-, 2-Chloro-alpha,alpha-difluoro-4-isocyanatoanisole, 2-Chloro-4-isocyanatophenyl difluoromethyl ether, 2-chloro-1-difluoromethoxyphenyl-4-isocyanate, 3-Chlor-4-difluormethoxyphenylisocyanat, 3-chloro-4-difluoromethoxyphenylisocyanate

3-Chloro-4-(difluoromethoxy)phenyl isocyanate (CAS 39479-97-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H4ClF2NO2 and a molecular weight of 219.573 g/mol. It is also known as 2-Chloro-1-(difluoromethoxy)-4-isocyanatobenzene, Benzene, 2-chloro-1-(difluoromethoxy)-4-isocyanato- and 2-Chloro-alpha,alpha-difluoro-4-isocyanatoanisole. Key properties include a melting point of 39479-97-5ºC, a boiling point of 268.9±40.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 116.4±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39479-97-5
Jingsj CID
J-1503967-1
Molecular Formula
C8H4ClF2NO2
Chinese Name
3-氯-4-二氟甲氧基苯基异氰酸酯
Molecular Weight
219.573 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point39479-97-5ºC
Boiling Point268.9±40.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point116.4±27.3 °C

Frequently Asked Questions

What is the CAS number of 3-Chloro-4-(difluoromethoxy)phenyl isocyanate?

The CAS number of 3-Chloro-4-(difluoromethoxy)phenyl isocyanate is 39479-97-5.

What are the molecular formula and molecular weight of 3-Chloro-4-(difluoromethoxy)phenyl isocyanate?

3-Chloro-4-(difluoromethoxy)phenyl isocyanate has molecular formula C8H4ClF2NO2 and molecular weight 219.573 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Chloro-4-(difluoromethoxy)phenyl isocyanate (CAS 39479-97-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503967-1 (accessed 2026-10-25).

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