Naphthalene-1,8-diol

1,8-萘二酚

Also known as: 1,8-Naphthalenediol, 1,8-Dihydroxynaphthalene, 1,8-dihydroxynaphtalene, Naphthalene-1,8-diol, Propranolol Impurity 54, 1,8-Dihydroxynaphthalene 95%, EINECS 209-316-5, MFCD00042701

Naphthalene-1,8-diol (CAS 569-42-6) is a compound in the Alcohols 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 1,8-Naphthalenediol, 1,8-Dihydroxynaphthalene and 1,8-dihydroxynaphtalene. Key properties include a melting point of 142-143ºC, a boiling point of 375.4±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 193.5±15.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
569-42-6
Jingsj CID
J-1032113-1
Molecular Formula
C10H8O2
Chinese Name
1,8-萘二酚
Molecular Weight
160.169 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point142-143ºC
Boiling Point375.4±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point193.5±15.0 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of Naphthalene-1,8-diol?

The CAS number of Naphthalene-1,8-diol is 569-42-6.

What are the molecular formula and molecular weight of Naphthalene-1,8-diol?

Naphthalene-1,8-diol has molecular formula C10H8O2 and molecular weight 160.169 g/mol.

Is Naphthalene-1,8-diol hazardous?

Naphthalene-1,8-diol has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Naphthalene-1,8-diol (CAS 569-42-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1032113-1 (accessed 2026-10-22).

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