4,5-Dichloro-2-(trifluoromethyl)benzaldehyde

4,5-二氯-2-(三氟甲基)苯甲醛

Also known as: 4,5-Dichloro-2-(trifluoromethyl)benzaldehyde, 4,5-dichloro-2-trifluoromethylbenzaldehyde, Benzaldehyde, 4,5-dichloro-2-(trifluoromethyl)-

4,5-Dichloro-2-(trifluoromethyl)benzaldehyde (CAS 134099-43-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H3Cl2F3O and a molecular weight of 243.01000 g/mol. It is also known as 4,5-dichloro-2-trifluoromethylbenzaldehyde and Benzaldehyde, 4,5-dichloro-2-(trifluoromethyl)-. Key properties include a boiling point of 249.6ºC at 760 mmHg, a density of 1.533g/cm3 and a flash point of 104.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
134099-43-7
Jingsj CID
J-1436821-5
Molecular Formula
C8H3Cl2F3O
Chinese Name
4,5-二氯-2-(三氟甲基)苯甲醛
Molecular Weight
243.01000 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point249.6ºC at 760 mmHg
Density1.533g/cm3
Flash Point104.8ºC

Frequently Asked Questions

What is the CAS number of 4,5-Dichloro-2-(trifluoromethyl)benzaldehyde?

The CAS number of 4,5-Dichloro-2-(trifluoromethyl)benzaldehyde is 134099-43-7.

What are the molecular formula and molecular weight of 4,5-Dichloro-2-(trifluoromethyl)benzaldehyde?

4,5-Dichloro-2-(trifluoromethyl)benzaldehyde has molecular formula C8H3Cl2F3O and molecular weight 243.01000 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5-Dichloro-2-(trifluoromethyl)benzaldehyde (CAS 134099-43-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1436821-5 (accessed 2026-10-25).

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