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4-Fluorothioanisole

Also known as: 4-FLUOROTHIOANISOLE, 4-FLUOROPHENYL METHYL SULFIDE, P-FLUORO(METHYLTHIO)BENZENE, 1-FLUORO-4-(METHYLTHIO)BENZENE, 1-Fluoro-4-(methylsulfanyl)benzene, (4-fluorophenyl)(methyl)sulfane

4-Fluorothioanisole (CAS 371-15-3) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C7H7FS and a molecular weight of 142.194 g/mol. Key properties include a boiling point of 184.8±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 65.6±22.6 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
371-15-3
Jingsj CID
J-1990837-7
Molecular Formula
C7H7FS
Molecular Weight
142.194 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point184.8±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point65.6±22.6 °C
Exact Mass142.025253
PSA25.30000
LogP2.55
Vapor Pressure1.0±0.3 mmHg at 25°C
Refractive Index1.544

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Fluorothioanisole?

The CAS number of 4-Fluorothioanisole is 371-15-3.

What are the molecular formula and molecular weight of 4-Fluorothioanisole?

4-Fluorothioanisole has molecular formula C7H7FS and molecular weight 142.194 g/mol.

Is 4-Fluorothioanisole hazardous?

4-Fluorothioanisole has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4-Fluorothioanisole?

For 4-Fluorothioanisole, Upstream Products: 4-Bromothioanisole, 4-Fluoroiodobenzene, Dimethyl sulfoxide; Downstream Products: 4-Fluorophenyl methyl sulfone, 4-Fluorodiphenyl sulfide, 1-Fluoro-4-(trifluoromethylthio)benzene.

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

Last updated:

How to cite: Jingsj. "4-Fluorothioanisole (CAS 371-15-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990837-7 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.