1,5-dimethyltetralin

1,5-二甲基-1,2,3,4-四氢萘

Also known as: 1,2,3,4-tetrahydro-1,5-dimethylnaphthalene, 1,5-DIMETHYL-1,2,3,4-TETRAHYDRONAPHTHALENE, 1,5-DIMETHYLTETRALIN, 1,5-Dimethyl-1,2,3,4-tetrahydro-naphthalin, 1,5-Dimethyl-1,2,3,4-tetrahydronaphthalene, 1,5-Dimethyltetraline, 1,5-dimethyl-1,2,3,4-tetrahydro-naphthalene, 1,5-dimethyl-1,5-dimethylenebiuret, 1,5-dimethyl-[1,3,5]triazepane-2,4-dione, 1H-1,3,5-Triazepine-2,4(3H,5H)-dione,dihydro-1,5-dimethyl, EINECS 244-446-6, Einecs 244-446-6, MFCD00128082, Naphthalene, 1,2,3,4-tetrahydro-1,5-dimethyl-

1,5-dimethyltetralin (CAS 21564-91-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H16 and a molecular weight of 160.25500 g/mol. It is also known as 1,2,3,4-tetrahydro-1,5-dimethylnaphthalene, 1,5-DIMETHYL-1,2,3,4-TETRAHYDRONAPHTHALENE and 1,5-DIMETHYLTETRALIN. Key properties include a boiling point of 241.2ºC at 760mmHg, a density of 0.928g/cm3 and a flash point of 99.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21564-91-0
Jingsj CID
J-1058-4
Molecular Formula
C12H16
Chinese Name
1,5-二甲基-1,2,3,4-四氢萘
Molecular Weight
160.25500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point241.2ºC at 760mmHg
Density0.928g/cm3
Flash Point99.1ºC

Frequently Asked Questions

What is the CAS number of 1,5-dimethyltetralin?

The CAS number of 1,5-dimethyltetralin is 21564-91-0.

What are the molecular formula and molecular weight of 1,5-dimethyltetralin?

1,5-dimethyltetralin has molecular formula C12H16 and molecular weight 160.25500 g/mol.

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

Last updated:

How to cite: Jingsj. "1,5-dimethyltetralin (CAS 21564-91-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1058-4 (accessed 2026-10-23).

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