1,2-Naphthalenediol

1,2-二羟基萘

Also known as: 1,2-Dihydroxynaphthalene, Naphthalene-1,2-diol, 1,2-DIHYDROXYNAPHTHALENE, dihydroxynaphthalene, naphthalene-1,2-diol hydrate, 1,2-DIHYDROXYNAPHTHALENE, TECH., EINECS 209-365-2, MFCD00003959, NSC401609

1,2-Naphthalenediol (CAS 574-00-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H8O2 and a molecular weight of 160.169 g/mol. It is also known as 1,2-Dihydroxynaphthalene, Naphthalene-1,2-diol and 1,2-DIHYDROXYNAPHTHALENE. Key properties include a melting point of 101-103 °C(lit.), a boiling point of 353.9±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 181.0±15.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
574-00-5
Jingsj CID
J-45663-4
Molecular Formula
C10H8O2
Chinese Name
1,2-二羟基萘
Molecular Weight
160.169 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point101-103 °C(lit.)
Boiling Point353.9±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point181.0±15.0 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1,2-Naphthalenediol?

The CAS number of 1,2-Naphthalenediol is 574-00-5.

What are the molecular formula and molecular weight of 1,2-Naphthalenediol?

1,2-Naphthalenediol has molecular formula C10H8O2 and molecular weight 160.169 g/mol.

Is 1,2-Naphthalenediol hazardous?

1,2-Naphthalenediol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1,2-Naphthalenediol (CAS 574-00-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45663-4 (accessed 2026-10-22).

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