4-(Trifluoromethyl)phenyl isocyanate

4-(三氟甲基)异氰酸苯酯

Also known as: 1-Isocyanato-4-(trifluoromethyl)benzene, p-Trifluoromethylphenyl isocyanate, alpha,alpha,alpha-Trifluoro-p-tolyl isocyanate, Isocyanic Acid 4-(Trifluoromethyl)phenyl Ester, Benzene, 1-isocyanato-4-(trifluoromethyl)-

4-(Trifluoromethyl)phenyl isocyanate (CAS 1548-13-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H4F3NO and a molecular weight of 187.119 g/mol. It is also known as 1-Isocyanato-4-(trifluoromethyl)benzene, p-Trifluoromethylphenyl isocyanate and alpha,alpha,alpha-Trifluoro-p-tolyl isocyanate. Key properties include a boiling point of 172.5±0.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 70.0±0.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1548-13-6
Jingsj CID
J-3778-5
Molecular Formula
C8H4F3NO
Chinese Name
4-(三氟甲基)异氰酸苯酯
Molecular Weight
187.119 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point172.5±0.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point70.0±0.0 °C

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

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

The CAS number of 4-(Trifluoromethyl)phenyl isocyanate is 1548-13-6.

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

4-(Trifluoromethyl)phenyl isocyanate has molecular formula C8H4F3NO and molecular weight 187.119 g/mol.

Is 4-(Trifluoromethyl)phenyl isocyanate hazardous?

4-(Trifluoromethyl)phenyl isocyanate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "4-(Trifluoromethyl)phenyl isocyanate (CAS 1548-13-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3778-5 (accessed 2026-10-22).

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