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Methyl 5-fluoro-2-hydroxybenzoate

Also known as: Methyl 5-fluorosalicylate, 4-Fluoro-2-(methoxycarbonyl)phenol, 5-FLUORO-2-HYDROXY-BENZOIC ACID METHYL ESTER, MFCD03427141

Methyl 5-fluoro-2-hydroxybenzoate (CAS 391-92-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7FO3 and a molecular weight of 170.13800 g/mol. Key properties include a melting point of 30-34ºC, a boiling point of 50/0.15mm, a density of 1.309g/cm3 and a flash point of 98.4ºC. 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.
391-92-4
Jingsj CID
J-1524069-4
Molecular Formula
C8H7FO3
Molecular Weight
170.13800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point30-34ºC
Boiling Point50/0.15mm
Density1.309g/cm3
Flash Point98.4ºC
Exact Mass170.03800
PSA46.53000
LogP1.31790
Refractive Index1.526

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-fluoro-2-hydroxybenzoate?

The CAS number of Methyl 5-fluoro-2-hydroxybenzoate is 391-92-4.

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

Methyl 5-fluoro-2-hydroxybenzoate has molecular formula C8H7FO3 and molecular weight 170.13800 g/mol.

Is Methyl 5-fluoro-2-hydroxybenzoate hazardous?

Methyl 5-fluoro-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-fluoro-2-hydroxybenzoate?

For Methyl 5-fluoro-2-hydroxybenzoate, Upstream Products: Methanol, 5-Fluorosalicylic acid, Trimethyl orthoformate; Downstream Products: 2-fluoroxanthen-9-one, 5-fluoro-2-hydroxybenzamide.

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-fluoro-2-hydroxybenzoate (CAS 391-92-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524069-4 (accessed 2026-11-09).

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