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Chloranilic acid

Also known as: 2,5-Dichloro-3,6-dihydroxy-1,4-benzoquinone, 2,5-Dichloro-3,6-dihydroxy-p-benzoquinone, 2,5-Dichloro-3,6-dihydroxy-p-quinone, 2,5-Dihydroxy-3,6-dichlorobenzoquinone, 2,5-Dichloro-3,6-dihydroxyquinone, 2,5-Cyclohexadiene-1,4-dione, 2,5-dichloro-3,6-dihydroxy-, p-Chloranilic acid

Chloranilic acid (CAS 87-88-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H2Cl2O4 and a molecular weight of 208.984 g/mol. Key properties include a melting point of ≥300 °C(lit.), a boiling point of 300.3±42.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 135.4±27.9 °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 Nov 3, 2026.

CAS No.
87-88-7
Jingsj CID
J-13046-1
Molecular Formula
C6H2Cl2O4
Molecular Weight
208.984 g/mol
Category
Organic Acids
Last updated
11/3/2026

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Physicochemical Properties

Melting Point≥300 °C(lit.)
Boiling Point300.3±42.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point135.4±27.9 °C
Exact Mass207.933014
PSA74.60000
LogP0.18
Vapor Pressure0.0±1.4 mmHg at 25°C
Refractive Index1.655

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2914700090
SummaryHS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Chloranilic acid?

The CAS number of Chloranilic acid is 87-88-7.

What are the molecular formula and molecular weight of Chloranilic acid?

Chloranilic acid has molecular formula C6H2Cl2O4 and molecular weight 208.984 g/mol.

Is Chloranilic acid hazardous?

Chloranilic 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 Chloranilic acid?

For Chloranilic acid, Upstream Products: Chloranil, Hydroquinone, 3,4,5,6-Tetrachlorobenzene-1,2-diol; Downstream Products: Iodoform, Quinhydrone, Dibromochloromethane.

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

Last updated:

How to cite: Jingsj. "Chloranilic acid (CAS 87-88-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13046-1 (accessed 2026-11-09).

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