5-Fluoro-2-methylphenyl isocyanate

5-氟-2-甲基苯基异氰酸酯

Also known as: 4-Fluoro-2-isocyanato-1-methylbenzene, 4-Fluoro-2-isocyanatotoluene, 5-fluoro-o-tolyl isocyanate, Benzene, 4-fluoro-2-isocyanato-1-methyl-, 5-FLUORO-2-METHYLPHENYL ISOCYANATE, 5-Fluor-2-methylphenylisocyanat

5-Fluoro-2-methylphenyl isocyanate (CAS 67191-93-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6FNO and a molecular weight of 151.138 g/mol. It is also known as 4-Fluoro-2-isocyanato-1-methylbenzene, 4-Fluoro-2-isocyanatotoluene and 5-fluoro-o-tolyl isocyanate. Key properties include a boiling point of 201.7±28.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 73.4±13.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
67191-93-9
Jingsj CID
J-8665-5
Molecular Formula
C8H6FNO
Chinese Name
5-氟-2-甲基苯基异氰酸酯
Molecular Weight
151.138 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point201.7±28.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point73.4±13.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Fluoro-2-methylphenyl isocyanate?

The CAS number of 5-Fluoro-2-methylphenyl isocyanate is 67191-93-9.

What are the molecular formula and molecular weight of 5-Fluoro-2-methylphenyl isocyanate?

5-Fluoro-2-methylphenyl isocyanate has molecular formula C8H6FNO and molecular weight 151.138 g/mol.

Is 5-Fluoro-2-methylphenyl isocyanate hazardous?

5-Fluoro-2-methylphenyl 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. "5-Fluoro-2-methylphenyl isocyanate (CAS 67191-93-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8665-5 (accessed 2026-10-23).

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