3-(3,4-Dimethylphenyl)propanal

3,4-二甲基-苯丙醛

Also known as: 3-(3,4-Dimethylphenyl)propionaldehyde, 3,4-Dimethyl-benzenepropanal, benzenepropanal, 3,4-dimethyl-, 3-(3',4'-Dimethylphenyl)propionaldehyde

3-(3,4-Dimethylphenyl)propanal (CAS 19938-01-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H14O and a molecular weight of 162.22800 g/mol. It is also known as 3-(3,4-Dimethylphenyl)propionaldehyde, 3,4-Dimethyl-benzenepropanal and benzenepropanal, 3,4-dimethyl-. Key properties include a boiling point of 249.6ºC at 760 mmHg, a density of 0.962g/cm3 and a flash point of 114.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19938-01-3
Jingsj CID
J-1188085-1
Molecular Formula
C11H14O
Chinese Name
3,4-二甲基-苯丙醛
Molecular Weight
162.22800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point249.6ºC at 760 mmHg
Density0.962g/cm3
Flash Point114.7ºC

Frequently Asked Questions

What is the CAS number of 3-(3,4-Dimethylphenyl)propanal?

The CAS number of 3-(3,4-Dimethylphenyl)propanal is 19938-01-3.

What are the molecular formula and molecular weight of 3-(3,4-Dimethylphenyl)propanal?

3-(3,4-Dimethylphenyl)propanal has molecular formula C11H14O and molecular weight 162.22800 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(3,4-Dimethylphenyl)propanal (CAS 19938-01-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1188085-1 (accessed 2026-10-25).

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