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4,6-Dichlororesorcinol

Also known as: 4,6-Dichloro-1,3-benzenediol, 4,6-Dichloro-1,3-dihydroxybenzene, 4,6-Dichlorobenzene-1,3-diol, 4,6-dichloro-3-benzenediol, Dichlororesorcinol, Resorcinol, 4,6-dichloro-, Anhydrous Phloroglucinol Impurity O

4,6-Dichlororesorcinol (CAS 137-19-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H4Cl2O2 and a molecular weight of 179.00100 g/mol. Key properties include a melting point of 104-106 °C(lit.), a boiling point of 254 °C(lit.), a density of 1.624g/cm3 and a flash point of 253-255°C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
137-19-9
Jingsj CID
J-47866-0
Molecular Formula
C6H4Cl2O2
Molecular Weight
179.00100 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point104-106 °C(lit.)
Boiling Point254 °C(lit.)
Density1.624g/cm3
Flash Point253-255°C
Exact Mass177.95900
PSA40.46000
LogP2.40460
Vapor Pressure0.0111mmHg at 25°C
Refractive Index1.642

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2908199090
SummaryHS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. 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 4,6-Dichlororesorcinol?

The CAS number of 4,6-Dichlororesorcinol is 137-19-9.

What are the molecular formula and molecular weight of 4,6-Dichlororesorcinol?

4,6-Dichlororesorcinol has molecular formula C6H4Cl2O2 and molecular weight 179.00100 g/mol.

Is 4,6-Dichlororesorcinol hazardous?

4,6-Dichlororesorcinol has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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

Last updated:

How to cite: Jingsj. "4,6-Dichlororesorcinol (CAS 137-19-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47866-0 (accessed 2026-11-09).

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