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1,3,8-Trimethylnaphthalene

2,4,5-三甲基萘

Also known as: 1,3,8-Trimethyl-naphthalin, 1,3,8-trimethyl-naphthalene, 1,3,8-trimethylnaphthalene, 2,4,5-TRIMETHYLNAPHTHALENE, 2,4,5-TRIMETHYLNAPHTHALENE 98+%, 2,4,5-TriMethylnaphthalene, EINECS 241-121-0, Naphthalene, 1,3,8-trimethyl-, Naphthalene,1,3,8-trimethyl, Trimethylnaphthalene, UNII-X3MOE579W5

1,3,8-Trimethylnaphthalene (CAS 17057-91-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C13H14 and a molecular weight of 170.250 g/mol. It is also known as 1,3,8-Trimethyl-naphthalin, 1,3,8-trimethyl-naphthalene and 1,3,8-trimethylnaphthalene. Key properties include a melting point of 48ºC, a boiling point of 290.0±20.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 130.3±12.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17057-91-9
Jingsj CID
J-4399-5
Molecular Formula
C13H14
Chinese Name
2,4,5-三甲基萘
Molecular Weight
170.250 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point48ºC
Boiling Point290.0±20.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point130.3±12.5 °C

Frequently Asked Questions

What is the CAS number of 1,3,8-Trimethylnaphthalene?

The CAS number of 1,3,8-Trimethylnaphthalene is 17057-91-9.

What are the molecular formula and molecular weight of 1,3,8-Trimethylnaphthalene?

1,3,8-Trimethylnaphthalene has molecular formula C13H14 and molecular weight 170.250 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3,8-Trimethylnaphthalene (CAS 17057-91-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4399-5 (accessed 2026-10-23).

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