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3,4-Dichlorophenol

Also known as: 3,4-DCP, 4,5-Dichlorophenol, Phenol, 3,4-dichloro-, 3,4-Dichlor-phenol, 3.4-Dichlor-1-hydroxy-benzol

3,4-Dichlorophenol (CAS 95-77-2) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H4Cl2O and a molecular weight of 163.001 g/mol. Key properties include a melting point of 65-67 °C(lit.), a boiling point of 247.1±20.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 109.1±15.8 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
95-77-2
Jingsj CID
J-1079851-3
Molecular Formula
C6H4Cl2O
Molecular Weight
163.001 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point65-67 °C(lit.)
Boiling Point247.1±20.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point109.1±15.8 °C
Exact Mass161.963913
PSA20.23000
LogP3.22
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.594
Additional Property<0.1 g/100 mL at 20 ºC

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage

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 3,4-Dichlorophenol?

The CAS number of 3,4-Dichlorophenol is 95-77-2.

What are the molecular formula and molecular weight of 3,4-Dichlorophenol?

3,4-Dichlorophenol has molecular formula C6H4Cl2O and molecular weight 163.001 g/mol.

Is 3,4-Dichlorophenol hazardous?

3,4-Dichlorophenol has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of 3,4-Dichlorophenol?

For 3,4-Dichlorophenol, Upstream Products: 3,4-Dichloroaniline, 1,2-Dichlorobenzene, 1,2-Dichloro-4-fluorobenzene; Downstream Products: 3,4-Dichloroanisole, 4,5-Dichlorocatechol, 1,2,4-Benzenetriol.

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

Last updated:

How to cite: Jingsj. "3,4-Dichlorophenol (CAS 95-77-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1079851-3 (accessed 2026-11-09).

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