Description

1,3,5-Benzenetricarboxylic Acid (CAS No. 554-95-0), also known as Trimesic Acid, is a high-purity aromatic tricarboxylic acid with the molecular formula C₉H₆O₆. This white crystalline powder is widely utilized in coordination chemistry, polymer synthesis, and material science due to its rigid planar structure and three carboxyl functional groups. With a molecular weight of 210.14 g/mol, it serves as a versatile building block for Metal-Organic Frameworks (MOFs), supramolecular assemblies, and organic-inorganic hybrid materials. Our product is rigorously tested to ensure ≥98% purity (HPLC), low heavy metal content, and optimal solubility in polar solvents like DMF and DMSO. Each batch is supplied with comprehensive analytical documentation including NMR, FTIR, and HPLC data for quality assurance.

Properties

• CAS Number: 554-95-0
• Complexity: 237
• IUPAC Name: benzene-1,3,5-tricarboxylic acid
• InChI: InChI=1S/C9H6O6/c10-7(11)4-1-5(8(12)13)3-6(2-4)9(14)15/h1-3H,(H,10,11)(H,12,13)(H,14,15)
• InChI Key: QMKYBPDZANOJGF-UHFFFAOYSA-N
• Exact Mass: 210.01643791
• Molecular Formula: C9H6O6
• Molecular Weight: 210.14
• SMILES: C1=C(C=C(C=C1C(=O)O)C(=O)O)C(=O)O
• Topological: 112
• Monoisotopic Mass: 210.01643791
• Physical Description: White to cream crystalline powder;
• Vapor Pressure: 0.00000003 [mmHg]
• Synonyms: Trimesic acid, benzene-1,3,5-tricarboxylic acid, 1,3,5-BENZENETRICARBOXYLIC ACID, UNII-OU36OO5MTN, NSC 3998, EINECS 209-077-7, DTXSID8021488, CHEBI:46032, AI3-06468, NSC-3998, DTXCID501488, 1,3,5-benzenetricarboxylate, 5Carboxyisophthalic acid, 1,3,5Tricarboxybenzene, benzene-1,3,5-carboxylic acid, inchi=1/c9h6o6/c10-7(11)4-1-5(8(12)13)3-6(2-4)9(14)15/h1-3h,(h,10,11)(h,12,13)(h,14,15, qmkybpdzanojgf-uhfffaoysa-n, 554-95-0, Trimesinic acid, Trimesitinic acid, 5-Carboxyisophthalic acid, 1,3,5-Tricarboxybenzene, MFCD00002517, OU36OO5MTN, CHEMBL77562, 1,3,5-Benzene tricarboxylic acid, H3BTCt, 1,5-Tricarboxybenzene, Trimesic acid, 95%, NCIOpen2_009462, SCHEMBL26189, SCHEMBL2777170, benzene-1,3,5-tricarboxylicacid, NSC3998, STR04811, Tox21_200017, AC2199, BDBM50080275, SBB060547, AKOS007930167, DB08632, FT33325, NCGC00248495-01, NCGC00257571-01, AC-10237, BP-31127, CAS-554-95-0, HY-78985, SY007111, DB-007934, B0043, CS-0010336, NS00001398, ST50825585, EN300-175524, Trimesic acid, Vetec(TM) reagent grade, 94%, AC-907/25014230, Q981152, Z1508914454, 1,3,5-Tricarboxybenzene; 5-Carboxyisophthalic Acid; NSC 3998;

Application

1,3,5-Benzenetricarboxylic acid is extensively used as a trifunctional linker in the synthesis of porous MOFs for gas storage applications. It serves as a key monomer for producing heat-resistant polyamides and polyesters in polymer chemistry. The compound also finds application as a crosslinking agent in epoxy resins and as a precursor for organic semiconductors.

Safety and Hazards

GHS Hazard Statements

• H315 (31.2%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (31.2%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (30.6%): 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 (31.2%)
• Eye Irrit. 2A (31.2%)
• STOT SE 3 (30.6%)

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