5-Methyl-1-tetralone

5-甲基-3,4-二氢-1(2H)-萘酮

Also known as: 5-Methyl-3,4-dihydronaphthalen-1(2H)-one, 5-Methyl-3,4-dihydro-2H-naphthalen-1-one, 5-Methyltetralin-1-one, 5-Methyl-1,2,3,4-tetrahydronaphthalen-1-one

5-Methyl-1-tetralone (CAS 6939-35-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H12O and a molecular weight of 160.212 g/mol. It is also known as 5-Methyl-3,4-dihydronaphthalen-1(2H)-one, 5-Methyl-3,4-dihydro-2H-naphthalen-1-one and 5-Methyltetralin-1-one. Key properties include a melting point of 87-91ºC(lit.), a boiling point of 289.9±25.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 122.7±18.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6939-35-1
Jingsj CID
J-897638-1
Molecular Formula
C11H12O
Chinese Name
5-甲基-3,4-二氢-1(2H)-萘酮
Molecular Weight
160.212 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point87-91ºC(lit.)
Boiling Point289.9±25.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point122.7±18.1 °C

Frequently Asked Questions

What is the CAS number of 5-Methyl-1-tetralone?

The CAS number of 5-Methyl-1-tetralone is 6939-35-1.

What are the molecular formula and molecular weight of 5-Methyl-1-tetralone?

5-Methyl-1-tetralone has molecular formula C11H12O and molecular weight 160.212 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Methyl-1-tetralone (CAS 6939-35-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-897638-1 (accessed 2026-10-22).

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