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2-Amino-4-methylbenzoic acid

Also known as: 2-Amino-p-toluic acid, 4-Methylanthranilic acid, Benzoic acid, 2-amino-4-methyl-, 2-Carboxy-5-methylaniline, 3-Amino-4-carboxytoluene, 3-Methylanthranilic acid, p-Toluic acid, 2-amino-, NSC 39155, RARECHEM AL BO 0820, MFCD00047853, EINECS 218-976-3

2-Amino-4-methylbenzoic acid (CAS 2305-36-4) 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 174-177ºC, a boiling point of 329.8±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 153.3±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2305-36-4
Jingsj CID
J-5126-3
Molecular Formula
C8H9NO2
Molecular Weight
151.163 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point174-177ºC
Boiling Point329.8±30.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point153.3±24.6 °C
Exact Mass151.063324
PSA63.32000
LogP1.67
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.618

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-4-methylbenzoic acid?

The CAS number of 2-Amino-4-methylbenzoic acid is 2305-36-4.

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

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

What are the upstream and downstream products of 2-Amino-4-methylbenzoic acid?

For 2-Amino-4-methylbenzoic acid, Upstream Products: 2-Bromo-5-methylbenzenamine, 4-Methyl-2-nitrobenzoic acid, 6-Methyl-1H-indole-2,3-dione; Downstream Products: 4-Methylphthalic acid, 4-Methylsalicylic acid, 4-methyl-2-(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. "2-Amino-4-methylbenzoic acid (CAS 2305-36-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5126-3 (accessed 2026-11-09).

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