2-(3-(Trifluoromethyl)phenyl)acetaldehyde

Also known as: 2-[3-(trifluoromethyl)phenyl]acetaldehyde, 3-(Trifluoromethyl)benzeneacetaldehyde, 3-trifluoromethylphenylacetaldehyde, Benzeneacetaldehyde, 3-(trifluoromethyl)-

2-(3-(Trifluoromethyl)phenyl)acetaldehyde (CAS 21172-31-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H7F3O and a molecular weight of 188.14600 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 21172-31-6
Jingsj CID: J-1125525-7
Molecular Formula: C₉H₇F₃O
Molecular Weight: 188.14600 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	188.04500
PSA	17.07000
LogP	2.44680

Customs & Trade Information

HS Code	2913000090
Summary	HS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-(3-(Trifluoromethyl)phenyl)acetaldehyde?

The CAS number of 2-(3-(Trifluoromethyl)phenyl)acetaldehyde is 21172-31-6.

What are the molecular formula and molecular weight of 2-(3-(Trifluoromethyl)phenyl)acetaldehyde?

2-(3-(Trifluoromethyl)phenyl)acetaldehyde has molecular formula C9H7F3O and molecular weight 188.14600 g/mol.

What are the upstream and downstream products of 2-(3-(Trifluoromethyl)phenyl)acetaldehyde?

For 2-(3-(Trifluoromethyl)phenyl)acetaldehyde, Upstream Products: 1-(Trifluoromethyl)-3-vinylbenzene, 3-(Trifluoromethyl)benzyl chloride, 3-(Trifluoromethyl)phenylacetonitrile.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-(3-(Trifluoromethyl)phenyl)acetaldehyde (CAS 21172-31-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1125525-7 (accessed 2026-11-09).

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