1-chloro-2-methylnaphthalene

1-氯-2-甲基萘

Also known as: Naphthalene, 1-chloro-2-methyl-, 1-chloro-2-methylnaphthalene, 2-methyl-1-chloronaphthalene, 1-Chlor-2-methyl-naphthalin, NSC 86134

1-chloro-2-methylnaphthalene (CAS 5859-45-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H9Cl and a molecular weight of 176.64200 g/mol. It is also known as Naphthalene, 1-chloro-2-methyl-, 2-methyl-1-chloronaphthalene and 1-Chlor-2-methyl-naphthalin. Key properties include a boiling point of 279.7ºC at 760mmHg, a density of 1.163g/cm3 and a flash point of 123.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5859-45-0
Jingsj CID
J-855467-5
Molecular Formula
C11H9Cl
Chinese Name
1-氯-2-甲基萘
Molecular Weight
176.64200 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point279.7ºC at 760mmHg
Density1.163g/cm3
Flash Point123.9ºC

Frequently Asked Questions

What is the CAS number of 1-chloro-2-methylnaphthalene?

The CAS number of 1-chloro-2-methylnaphthalene is 5859-45-0.

What are the molecular formula and molecular weight of 1-chloro-2-methylnaphthalene?

1-chloro-2-methylnaphthalene has molecular formula C11H9Cl and molecular weight 176.64200 g/mol.

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

Last updated:

How to cite: Jingsj. "1-chloro-2-methylnaphthalene (CAS 5859-45-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-855467-5 (accessed 2026-10-22).

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