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3-Chloro-5-hydroxybenzoic acid

Also known as: 3-chloro-5-hydroxybenzoic acid, Benzoic acid, 3-chloro-5-hydroxy-, 5-(hydroxy)-3-chlorobenzoic acid, 3-chloro-5-hydroxy BA

3-Chloro-5-hydroxybenzoic acid (CAS 53984-36-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5ClO3 and a molecular weight of 172.566 g/mol. Key properties include a boiling point of 364.8±27.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 174.4±23.7 °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.
53984-36-4
Jingsj CID
J-1972763-0
Molecular Formula
C7H5ClO3
Molecular Weight
172.566 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point364.8±27.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point174.4±23.7 °C
Exact Mass171.992722
PSA57.53000
LogP2.83
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.630

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. Dvorak CA, et al. Identification of Hydroxybenzoic Acids as Selective Lactate Receptor (GPR81) Agonists with Antilipolytic Effects. ACS Med Chem Lett. 2012;3(8):637-639. Published 2012 Jun 11.

Customs & Trade Information

HS Code2918290000
SummaryHS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Chloro-5-hydroxybenzoic acid?

The CAS number of 3-Chloro-5-hydroxybenzoic acid is 53984-36-4.

What are the molecular formula and molecular weight of 3-Chloro-5-hydroxybenzoic acid?

3-Chloro-5-hydroxybenzoic acid has molecular formula C7H5ClO3 and molecular weight 172.566 g/mol.

Is 3-Chloro-5-hydroxybenzoic acid hazardous?

3-Chloro-5-hydroxybenzoic acid 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-Chloro-5-hydroxybenzoic acid?

For 3-Chloro-5-hydroxybenzoic acid, Upstream Products: 3-Chloro-5-methoxybenzoic acid; Downstream Products: Methyl 3-chloro-5-hydroxybenzoate.

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-Chloro-5-hydroxybenzoic acid (CAS 53984-36-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1972763-0 (accessed 2026-11-09).

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