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4-Amino-3-methylbenzoic acid

Also known as: 3-Methyl-4-aminobenzoic acid, 4-Amino-m-toluic acid, 4-Amino-3-methylbenzenecarboxylic acid, Benzoic acid, 4-amino-3-methyl-, RARECHEM AL BO 2396, MFCD00007736, EINECS 219-629-9

4-Amino-3-methylbenzoic acid (CAS 2486-70-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H9NO2 and a molecular weight of 151.163 g/mol. Key properties include a melting point of 169-171 °C(lit.), a boiling point of 339.5±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 159.1±24.6 °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.
2486-70-6
Jingsj CID
J-1517097-5
Molecular Formula
C8H9NO2
Molecular Weight
151.163 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point169-171 °C(lit.)
Boiling Point339.5±30.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point159.1±24.6 °C
Exact Mass151.063324
PSA63.32000
LogP1.29
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.618

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Amino-3-methylbenzoic acid?

The CAS number of 4-Amino-3-methylbenzoic acid is 2486-70-6.

What are the molecular formula and molecular weight of 4-Amino-3-methylbenzoic acid?

4-Amino-3-methylbenzoic acid has molecular formula C8H9NO2 and molecular weight 151.163 g/mol.

Is 4-Amino-3-methylbenzoic acid hazardous?

4-Amino-3-methylbenzoic 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-3-methylbenzoic acid?

For 4-Amino-3-methylbenzoic acid, Upstream Products: 3-Methyl-4-nitrobenzoic acid, 3-Methylbenzoic acid; Downstream Products: Methyl 1H-indazole-5-carboxylate, 3-Methyl-4-nitrobenzoic acid, Ethyl 4-amino-3-methylbenzoate.

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-3-methylbenzoic acid (CAS 2486-70-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517097-5 (accessed 2026-11-09).

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