5,7-Dimethyl-1-tetralone

5,7-二甲基-1-萘满酮

Also known as: 3,4-dihydro-5,7-dimethylnaphthalen-1(2H)-one, 5,7-dimethyl-3,4-dihydronaphthalen-1(2H)-one, 5,7-dimethyl-3,4-dihydro-2H-naphthalen-1-one, 1(2H)-Naphthalenone, 3,4-dihydro-5,7-dimethyl, 1,2,3,4-tetrahydro-5,7-dimethylnaphthalen-1-one, 3,4-Dihydro-5,7-dimethyl-1(2H)-naphthalenone, 3,4-Dihydro-5,7-dimethylnaphthalen-1(2H)-one, 5,7-Dimethyl-1,2,3,4-tetrahydronaphthalene-1-one, 5,7-Dimethyltetralin-1-one, 5,7-dimethyltetralone, AKOS BC-0291, EINECS 237-104-2, MFCD00001694

5,7-Dimethyl-1-tetralone (CAS 13621-25-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H14O and a molecular weight of 174.23900 g/mol. It is also known as 3,4-dihydro-5,7-dimethylnaphthalen-1(2H)-one, 5,7-dimethyl-3,4-dihydronaphthalen-1(2H)-one and 5,7-dimethyl-3,4-dihydro-2H-naphthalen-1-one. Key properties include a melting point of 48-50 °C(lit.), a boiling point of 98-100 °C0.2 mm Hg(lit.), a density of 1.054g/cm3 and a flash point of >230 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13621-25-5
Jingsj CID
J-1359156-0
Molecular Formula
C12H14O
Chinese Name
5,7-二甲基-1-萘满酮
Molecular Weight
174.23900 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point48-50 °C(lit.)
Boiling Point98-100 °C0.2 mm Hg(lit.)
Density1.054g/cm3
Flash Point>230 °F

Frequently Asked Questions

What is the CAS number of 5,7-Dimethyl-1-tetralone?

The CAS number of 5,7-Dimethyl-1-tetralone is 13621-25-5.

What are the molecular formula and molecular weight of 5,7-Dimethyl-1-tetralone?

5,7-Dimethyl-1-tetralone has molecular formula C12H14O and molecular weight 174.23900 g/mol.

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

Last updated:

How to cite: Jingsj. "5,7-Dimethyl-1-tetralone (CAS 13621-25-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1359156-0 (accessed 2026-10-25).

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