Description

3-Aminophthalic acid (CAS No. 5434-20-8) is a high-purity organic compound with the molecular formula C₈H₇NO₄, widely utilized in research and industrial applications. This aromatic dicarboxylic acid derivative features an amino group at the 3-position, making it a valuable intermediate in organic synthesis, coordination chemistry, and material science. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied as a fine, off-white to light yellow crystalline powder. Ideal for use in fluorescence studies, ligand design, and polymer modification, this compound is packaged under inert conditions to guarantee stability and longevity. Available in quantities ranging from grams to kilograms, with custom packaging options upon request.

Properties

• CAS Number: 5434-20-8
• Complexity: 228
• IUPAC Name: 3-aminophthalic acid
• InChI: InChI=1S/C8H7NO4/c9-5-3-1-2-4(7(10)11)6(5)8(12)13/h1-3H,9H2,(H,10,11)(H,12,13)
• InChI Key: WGLQHUKCXBXUDV-UHFFFAOYSA-N
• Exact Mass: 181.03750770
• Molecular Formula: C8H7NO4
• Molecular Weight: 181.15
• SMILES: C1=CC(=C(C(=C1)N)C(=O)O)C(=O)O
• Topological: 101
• Monoisotopic Mass: 181.03750770
• Synonyms: 3-Aminophthalic acid, 3-Amino-1,2-benzenedicarboxylic acid, Phthalic acid, 3-amino-, 1,2-Benzenedicarboxylic acid, 3-amino-, o-Aminophthalic acid, UNII-7XV0V19ZDG, 7XV0V19ZDG, EINECS 226-595-9, NSC 15741, NSC-15741, DTXSID9063879, POMNLIDOMIDE METABOLITE M2, DTXCID1041687, 226-595-9, wglqhukcxbxudv-uhfffaoysa-n, 5434-20-8, 857040-74-5, 3-aminobenzene-1,2-dicarboxylic acid, 3-Amino-phthalic acid, CHEMBL2420929, 1,2-Benzenedicarboxylic acid, amino-, aminophthalic acid, 3-aminopthalic acid, MFCD00075053, SCHEMBL48723, SCHEMBL2319125, CS-M2811, NSC15741, BDBM50493089, SBB059383, AKOS004114683, AC-6693, AS-36893, DB-022269, 3-Aminophthalic acid, technical grade, 90%, A1516, NS00033052, ST50825163, EN300-173810, 3-Amino-1,2-benzenedicarboxylic acid hydrochloride, Q27268993, 1,2-Benzenedicarboxylic acid, diisooctyl ester_Gurudeeban & Satyavani, UP8

Application

3-Aminophthalic acid serves as a key precursor in the synthesis of fluorescent dyes, metal-organic frameworks (MOFs), and pharmaceutical intermediates. Its bifunctional carboxyl groups enable chelation with metal ions for catalytic or sensor applications. Researchers also employ it to modify polymer backbones for enhanced thermal or mechanical properties.

Safety and Hazards

GHS Hazard Statements

• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (97.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (97.5%)

If you are interested or have any questions, please contact us at support@atomfair.com

Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.