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1-[3-(Trifluoromethyl)phenyl]propan-2-one

1-(3-三氟甲基苯基)-2-丙酮

Also known as: 3-(Trifluoromethyl)phenylacetone, 1-(3-Trifluoromethylphenyl)-2-propanone, 1-(3-(Trifluoromethyl)phenyl)acetone, m-(Trifluoromethyl)phenylacetone, 1-(alpha,alpha,alpha-Trifluoro-m-tolyl)-2-propanone, 2-Propanone, 1-[3-(trifluoromethyl)phenyl]-, MFCD00000397, EINECS 244-652-6

1-[3-(Trifluoromethyl)phenyl]propan-2-one (CAS 21906-39-8) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C10H9F3O and a molecular weight of 202.17300 g/mol. It is also known as 3-(Trifluoromethyl)phenylacetone, 1-(3-Trifluoromethylphenyl)-2-propanone and 1-(3-(Trifluoromethyl)phenyl)acetone. Key properties include a boiling point of 89-90 °C0.5 mm Hg(lit.), a density of 1.204 g/mL at 25 °C(lit.) and a flash point of 192 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21906-39-8
Jingsj CID
J-9117-8
Molecular Formula
C10H9F3O
Chinese Name
1-(3-三氟甲基苯基)-2-丙酮
Molecular Weight
202.17300 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point89-90 °C0.5 mm Hg(lit.)
Density1.204 g/mL at 25 °C(lit.)
Flash Point192 °F

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-[3-(Trifluoromethyl)phenyl]propan-2-one?

The CAS number of 1-[3-(Trifluoromethyl)phenyl]propan-2-one is 21906-39-8.

What are the molecular formula and molecular weight of 1-[3-(Trifluoromethyl)phenyl]propan-2-one?

1-[3-(Trifluoromethyl)phenyl]propan-2-one has molecular formula C10H9F3O and molecular weight 202.17300 g/mol.

Is 1-[3-(Trifluoromethyl)phenyl]propan-2-one hazardous?

1-[3-(Trifluoromethyl)phenyl]propan-2-one 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. "1-[3-(Trifluoromethyl)phenyl]propan-2-one (CAS 21906-39-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9117-8 (accessed 2026-10-23).

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