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2-Amino-5-methylbenzoic acid

Also known as: 5-Methylanthranilic acid, 6-Amino-m-toluic acid, 2-Carboxy-4-methylaniline, Benzoic acid, 2-amino-5-methyl-, m-Toluic acid, 6-amino-, EINECS 220-932-3, MFCD00007909, NSC 50786, NSC 39154, 2-Amino-5-methyl-benzoesaeure, 5-methyl-2-aminobenzoic acid, 5-methyl-anthranilic acid, ZR D1 BVQ, Cetilistat Impurity 6, Benzoic acid,2-amino-5-methyl, m-Toluic acid,6-amino

2-Amino-5-methylbenzoic acid (CAS 2941-78-8) 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 151.16 g/mol. Key properties include a melting point of 175 °C (dec.)(lit.), a boiling point of 316.6±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 145.3±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.
2941-78-8
Jingsj CID
J-49857-3
Molecular Formula
C8H9NO2
Molecular Weight
151.16 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point175 °C (dec.)(lit.)
Boiling Point316.6±30.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point145.3±24.6 °C
Exact Mass151.063324
PSA63.32000
LogP1.67
Vapor Pressure0.0±0.7 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 2-Amino-5-methylbenzoic acid?

The CAS number of 2-Amino-5-methylbenzoic acid is 2941-78-8.

What are the molecular formula and molecular weight of 2-Amino-5-methylbenzoic acid?

2-Amino-5-methylbenzoic acid has molecular formula C8H9NO2 and molecular weight 151.16 g/mol.

Is 2-Amino-5-methylbenzoic acid hazardous?

2-Amino-5-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 2-Amino-5-methylbenzoic acid?

For 2-Amino-5-methylbenzoic acid, Upstream Products: 5-Methyl-2-nitrobenzoic acid, 5-Methylindole, 5-Methylisatin; Downstream Products: Ethyl 2-amino-5-methylbenzoate, 2,4-Dichloro-6-methylquinazoline, 2-amino-5-methylbenzyl alcohol.

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

Last updated:

How to cite: Jingsj. "2-Amino-5-methylbenzoic acid (CAS 2941-78-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49857-3 (accessed 2026-11-06).

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