1-chloro-2-naphthol

1-氯-2-萘酚

Also known as: 1-Chloro-2-naphthalenol, 1-Chloro-2-hydroxynaphthalene, 1-Chloronaphthalen-2-ol, 2-Naphthalenol, 1-chloro-, 1-chloro-naphthalen-2-ol, 1-chloronaphthalene-2-ol, 1-Chloro-.beta.-naphthol

1-chloro-2-naphthol (CAS 633-99-8) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C10H7ClO and a molecular weight of 178.61500 g/mol. It is also known as 1-Chloro-2-naphthalenol, 1-Chloro-2-hydroxynaphthalene and 1-Chloronaphthalen-2-ol. Key properties include a melting point of 70ºC, a boiling point of 306.5ºC at 760 mmHg, a density of 1.333g/cm3 and a flash point of 139.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
633-99-8
Jingsj CID
J-39839-2
Molecular Formula
C10H7ClO
Chinese Name
1-氯-2-萘酚
Molecular Weight
178.61500 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point70ºC
Boiling Point306.5ºC at 760 mmHg
Density1.333g/cm3
Flash Point139.2ºC

Frequently Asked Questions

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

The CAS number of 1-chloro-2-naphthol is 633-99-8.

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

1-chloro-2-naphthol has molecular formula C10H7ClO and molecular weight 178.61500 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-naphthol (CAS 633-99-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39839-2 (accessed 2026-10-22).

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