3,5-dichlorocatechol

3,5-二氯邻苯二酚

Also known as: 3,5-dichloro-1,2-benzenediol, 3,5-dichlorobenzene-1,2-diol, 1,2-Benzenediol, 3,5-dichloro-, 3,5-Dichloropyrocatechol, 4,6-dichloro-1,2-benzenediol

3,5-dichlorocatechol (CAS 13673-92-2) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H4Cl2O2 and a molecular weight of 179.001 g/mol. It is also known as 3,5-dichloro-1,2-benzenediol, 3,5-dichlorobenzene-1,2-diol and 1,2-Benzenediol, 3,5-dichloro-. Key properties include a melting point of 79.5-84.5ºC(lit.), a boiling point of 270.6±35.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 117.4±25.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13673-92-2
Jingsj CID
J-17569-8
Molecular Formula
C6H4Cl2O2
Chinese Name
3,5-二氯邻苯二酚
Molecular Weight
179.001 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point79.5-84.5ºC(lit.)
Boiling Point270.6±35.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point117.4±25.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3,5-dichlorocatechol?

The CAS number of 3,5-dichlorocatechol is 13673-92-2.

What are the molecular formula and molecular weight of 3,5-dichlorocatechol?

3,5-dichlorocatechol has molecular formula C6H4Cl2O2 and molecular weight 179.001 g/mol.

Is 3,5-dichlorocatechol hazardous?

3,5-dichlorocatechol 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. "3,5-dichlorocatechol (CAS 13673-92-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17569-8 (accessed 2026-10-22).

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