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4-Amino-2-methoxybenzoic acid

Also known as: 4-Amino-o-anisic acid, 2-Methoxy-4-aminobenzoic acid, Benzoic acid, 4-amino-2-methoxy-, 4-Carboxy-3-methoxyaniline, NSC 208766, MFCD00114479, EINECS 219-632-5

4-Amino-2-methoxybenzoic acid (CAS 2486-80-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H9NO3 and a molecular weight of 167.162 g/mol. Key properties include a melting point of 149-153 °C(lit.), a boiling point of 365.9±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 175.1±23.7 °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.
2486-80-8
Jingsj CID
J-34559-5
Molecular Formula
C8H9NO3
Molecular Weight
167.162 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point149-153 °C(lit.)
Boiling Point365.9±27.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point175.1±23.7 °C
Exact Mass167.058243
PSA72.55000
LogP0.41
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.604

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2922509090
Summary2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Amino-2-methoxybenzoic acid?

The CAS number of 4-Amino-2-methoxybenzoic acid is 2486-80-8.

What are the molecular formula and molecular weight of 4-Amino-2-methoxybenzoic acid?

4-Amino-2-methoxybenzoic acid has molecular formula C8H9NO3 and molecular weight 167.162 g/mol.

Is 4-Amino-2-methoxybenzoic acid hazardous?

4-Amino-2-methoxybenzoic 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 4-Amino-2-methoxybenzoic acid?

For 4-Amino-2-methoxybenzoic acid, Upstream Products: 2-Methoxy-4-nitrobenzoic acid, Methyl 4-amino-2-methoxybenzoate, Methyl 4-acetamido-2-methoxybenzoate; Downstream Products: Methyl 4-amino-2-methoxybenzoate, 4-amino-N-[2-(diethylamino)ethyl]-2-methoxybenzamide, 2-Methoxy-4-(methylthio)benzoic 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. "4-Amino-2-methoxybenzoic acid (CAS 2486-80-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34559-5 (accessed 2026-11-09).

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