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Methyl 5-chloro-2-hydroxybenzoate

Also known as: 5-Chloro-2-hydroxybenzoic acid methyl ester, 5-Chloro methylsalicylate, Methyl 5-chlorosalicylate, 5-Chlorosalicylic acid methyl ester, Benzoic acid, 5-chloro-2-hydroxy-, methyl ester, Salicylic acid, 5-chloro-, methyl ester, BUTTPARK 34\07-98, LABOTEST-BB LT00033611, RARECHEM AL BF 0041, MFCD00016461

Methyl 5-chloro-2-hydroxybenzoate (CAS 4068-78-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7ClO3 and a molecular weight of 186.592 g/mol. Key properties include a melting point of 46-50 °C(lit.), a boiling point of 260.5±20.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 111.4±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.
4068-78-4
Jingsj CID
J-25012-4
Molecular Formula
C8H7ClO3
Molecular Weight
186.592 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point46-50 °C(lit.)
Boiling Point260.5±20.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point111.4±21.8 °C
Exact Mass186.008377
PSA46.53000
LogP3.24
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.564

GHS Safety & Compliance

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

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 Methyl 5-chloro-2-hydroxybenzoate?

The CAS number of Methyl 5-chloro-2-hydroxybenzoate is 4068-78-4.

What are the molecular formula and molecular weight of Methyl 5-chloro-2-hydroxybenzoate?

Methyl 5-chloro-2-hydroxybenzoate has molecular formula C8H7ClO3 and molecular weight 186.592 g/mol.

Is Methyl 5-chloro-2-hydroxybenzoate hazardous?

Methyl 5-chloro-2-hydroxybenzoate 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 Methyl 5-chloro-2-hydroxybenzoate?

For Methyl 5-chloro-2-hydroxybenzoate, Upstream Products: 5-Chlorosalicylic acid, Methanol, Methyl salicylate; Downstream Products: 5-Chlorobenzofuran-3(2H)-one, Methyl 5-chloro-2-cyanobenzoate, 3,4-Dihydro-4-methyl-3-oxo-2H-1,4-benzoxazine-8-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "Methyl 5-chloro-2-hydroxybenzoate (CAS 4068-78-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25012-4 (accessed 2026-11-09).

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