5-Methyl-1-tetralone

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. 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-897638-3
Molecular Formula: C₁₁H₁₂O
Molecular Weight: 160.212 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	87-91ºC(lit.)
Boiling Point	289.9±25.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	122.7±18.1 °C
Exact Mass	160.088821
PSA	17.07000
LogP	3.07
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.557

Customs & Trade Information

HS Code	2914399090
Summary	2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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.

What are the upstream and downstream products of 5-Methyl-1-tetralone?

For 5-Methyl-1-tetralone, Upstream Products: 4-(2-Methylphenyl)butanoic acid, Tetramethyltin, 5-oxo-5,6,7,8-tetrahydronaphthalen-2-yl trifluoromethanesulfonate; Downstream Products: 5-METHYLTETRALIN.

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. "5-Methyl-1-tetralone (CAS 6939-35-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-897638-3 (accessed 2026-11-09).

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