Benzenepropanal, 5-(1,1-dimethylethyl)-2-methyl-

5-(1,1-二甲基乙基)-2-甲基-苯丙醛

Also known as: 3-(5-tert-butyl-2-methylphenyl)propanal, 3-[2-Methyl-5-(2-methyl-2-propanyl)phenyl]propanal, 5-(1,1-Dimethylethyl)-2-methyl-benzenepropanal

Benzenepropanal, 5-(1,1-dimethylethyl)-2-methyl- (CAS 173445-62-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H20O and a molecular weight of 204.30800 g/mol. It is also known as 3-(5-tert-butyl-2-methylphenyl)propanal, 3-[2-Methyl-5-(2-methyl-2-propanyl)phenyl]propanal and 5-(1,1-Dimethylethyl)-2-methyl-benzenepropanal. Key properties include a boiling point of 278.7ºC at 760 mmHg and a flash point of 121.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
173445-62-0
Jingsj CID
J-1188123-4
Molecular Formula
C14H20O
Chinese Name
5-(1,1-二甲基乙基)-2-甲基-苯丙醛
Molecular Weight
204.30800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point278.7ºC at 760 mmHg
Flash Point121.7ºC
Exact Mass204.15100
PSA17.07000
LogP3.42400
Vapor Pressure0.0042mmHg at 25°C
Refractive Index1.494

Frequently Asked Questions

What is the CAS number of Benzenepropanal, 5-(1,1-dimethylethyl)-2-methyl-?

The CAS number of Benzenepropanal, 5-(1,1-dimethylethyl)-2-methyl- is 173445-62-0.

What are the molecular formula and molecular weight of Benzenepropanal, 5-(1,1-dimethylethyl)-2-methyl-?

Benzenepropanal, 5-(1,1-dimethylethyl)-2-methyl- has molecular formula C14H20O and molecular weight 204.30800 g/mol.

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

Last updated:

How to cite: Jingsj. "Benzenepropanal, 5-(1,1-dimethylethyl)-2-methyl- (CAS 173445-62-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1188123-4 (accessed 2026-10-28).

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