5-Chloro-2-methoxyphenol

Also known as: 5-Chloroguaiacol, 4-Chloro-2-hydroxyanisole, 2-Hydroxy-4-chloroanisole, 2-Methoxy-5-chlorophenol, 5-Chloro-o-methoxyphenol, Phenol, 5-chloro-2-methoxy-

5-Chloro-2-methoxyphenol (CAS 3743-23-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H7ClO2 and a molecular weight of 158.58200 g/mol. Key properties include a melting point of 161-163.5°C, a boiling point of 237.7ºC at 760 mmHg, a density of 1.28g/cm3 and a flash point of 97.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3743-23-5
Jingsj CID: J-1511537-4
Molecular Formula: C₇H₇ClO₂
Molecular Weight: 158.58200 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	161-163.5°C
Boiling Point	237.7ºC at 760 mmHg
Density	1.28g/cm3
Flash Point	97.6ºC
Exact Mass	158.01300
PSA	29.46000
LogP	2.05420
Refractive Index	1.554
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2909500000
Summary	2909500000 ether-phenols, ether-alcohol-phenols and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Chloro-2-methoxyphenol?

The CAS number of 5-Chloro-2-methoxyphenol is 3743-23-5.

What are the molecular formula and molecular weight of 5-Chloro-2-methoxyphenol?

5-Chloro-2-methoxyphenol has molecular formula C7H7ClO2 and molecular weight 158.58200 g/mol.

What are the upstream and downstream products of 5-Chloro-2-methoxyphenol?

For 5-Chloro-2-methoxyphenol, Upstream Products: 5-Chloro-2-methoxyphenylboronic acid, 5-Chloro-2-methoxybenzaldehyde, tert-Butyl hypochlorite.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-Chloro-2-methoxyphenol (CAS 3743-23-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511537-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.