(S)-2-(4-fluorophenyl)oxirane

(S)-(4-氟苯基)环氧乙烷

Also known as: (S)-4-Fluorostyrene oxide, (2S)-2-(4-fluorophenyl)oxirane, (S)-4-Fluorophenyloxirane, 4-Fluorostyrene oxide (S)-enantiomer

(S)-2-(4-fluorophenyl)oxirane (CAS 134356-74-4) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C8H7FO and a molecular weight of 138.13900 g/mol. It is also known as (S)-4-Fluorostyrene oxide, (2S)-2-(4-fluorophenyl)oxirane and (S)-4-Fluorophenyloxirane. Key properties include a boiling point of 191.7ºC at 760 mmHg, a density of 1.225g/cm3 and a flash point of 22ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
134356-74-4
Jingsj CID
J-13140-9
Molecular Formula
C8H7FO
Chinese Name
(S)-(4-氟苯基)环氧乙烷
Molecular Weight
138.13900 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point191.7ºC at 760 mmHg
Density1.225g/cm3
Flash Point22ºC

GHS Safety & Compliance

Flammable / Acute Toxicity / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of (S)-2-(4-fluorophenyl)oxirane?

The CAS number of (S)-2-(4-fluorophenyl)oxirane is 134356-74-4.

What are the molecular formula and molecular weight of (S)-2-(4-fluorophenyl)oxirane?

(S)-2-(4-fluorophenyl)oxirane has molecular formula C8H7FO and molecular weight 138.13900 g/mol.

Is (S)-2-(4-fluorophenyl)oxirane hazardous?

(S)-2-(4-fluorophenyl)oxirane 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. "(S)-2-(4-fluorophenyl)oxirane (CAS 134356-74-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13140-9 (accessed 2026-10-23).

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