2-ethyl-4-fluorophenol

2-乙基-4-氟苯酚

Also known as: 4-fluoro-2-ethylphenol, phenol, 2-ethyl-4-fluoro-, 2-aethyl-4-fluor-phenol, 2-ethyl-4-fluoranyl-phenol, 2-ethyl-4-fluoro-phenol, 2-ethyl-4-fluorphenol, 5-fluor-2-hydroxy-1-aethyl-benzol

2-ethyl-4-fluorophenol (CAS 398-71-0) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H9FO and a molecular weight of 140.15500 g/mol. It is also known as 4-fluoro-2-ethylphenol, phenol, 2-ethyl-4-fluoro- and 2-aethyl-4-fluor-phenol. Key properties include a boiling point of 162ºC, a density of 1.122 g/cm3 and a flash point of 91.7ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
398-71-0
Jingsj CID
J-1360345-2
Molecular Formula
C8H9FO
Chinese Name
2-乙基-4-氟苯酚
Molecular Weight
140.15500 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point162ºC
Density1.122 g/cm3
Flash Point91.7ºC
Exact Mass140.06400
PSA20.23000
LogP2.09370
Refractive Index1.515

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Customs & Trade Information

HS Code2908199090
SummaryHS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-ethyl-4-fluorophenol?

The CAS number of 2-ethyl-4-fluorophenol is 398-71-0.

What are the molecular formula and molecular weight of 2-ethyl-4-fluorophenol?

2-ethyl-4-fluorophenol has molecular formula C8H9FO and molecular weight 140.15500 g/mol.

Is 2-ethyl-4-fluorophenol hazardous?

2-ethyl-4-fluorophenol has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of 2-ethyl-4-fluorophenol?

For 2-ethyl-4-fluorophenol, Upstream Products: 1-(2-Hydroxy-5-fluorophenyl)ethanol, 1-(5-Fluoro-2-hydroxyphenyl)ethan-1-one.

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

Last updated:

How to cite: Jingsj. "2-ethyl-4-fluorophenol (CAS 398-71-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1360345-2 (accessed 2026-10-28).

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