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2,6-Dichlorobenzoic acid

Also known as: Benzoic acid, 2,6-dichloro-, 2,6-dichlorobenzoate, NSC 76599, CCRIS 8610, BRN 0973858, AI3-33337, RARECHEM AL BO 0023, TIMTEC-BB SBB007694, MFCD00002418, QVR BG FG

2,6-Dichlorobenzoic acid (CAS 50-30-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4Cl2O2 and a molecular weight of 191.012 g/mol. Key properties include a melting point of 139-142 °C(lit.), a boiling point of 298.7±20.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 134.5±21.8 °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.
50-30-6
Jingsj CID
J-35852-1
Molecular Formula
C7H4Cl2O2
Molecular Weight
191.012 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point139-142 °C(lit.)
Boiling Point298.7±20.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point134.5±21.8 °C
Exact Mass189.958832
PSA37.30000
LogP2.20
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.599
StabilityStable. Incompatible with strong oxidizing agents.
Additional Property0.1-1 g/100 mL at 19 ºC

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,6-Dichlorobenzoic acid?

The CAS number of 2,6-Dichlorobenzoic acid is 50-30-6.

What are the molecular formula and molecular weight of 2,6-Dichlorobenzoic acid?

2,6-Dichlorobenzoic acid has molecular formula C7H4Cl2O2 and molecular weight 191.012 g/mol.

Is 2,6-Dichlorobenzoic acid hazardous?

2,6-Dichlorobenzoic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2,6-Dichlorobenzoic acid?

For 2,6-Dichlorobenzoic acid, Upstream Products: 2,6-Dichlorobenzyl alcohol, 2,6-Dichlorobenzaldehyde, 2,6-Dichlorobenzoyl chloride; Downstream Products: 2,6-Dichlorobenzoyl chloride, 2,6-Dichloro-3-nitrobenzoic acid, 1,3-Dichlorobenzene.

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

Last updated:

How to cite: Jingsj. "2,6-Dichlorobenzoic acid (CAS 50-30-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35852-1 (accessed 2026-11-09).

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