Description

4-Amino-1,2-benzenedicarbonitrile (CAS No. 56765-79-8) is a high-purity aromatic nitrile compound with the molecular formula C₈H₅N₃. This pale yellow to off-white crystalline powder is a versatile intermediate for organic synthesis and pharmaceutical research. With a molecular weight of 143.15 g/mol, it features both amino and dicyano functional groups on a benzene ring, enabling diverse chemical modifications. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied in moisture-resistant packaging to maintain stability. Ideal for researchers developing advanced materials, dyes, or bioactive molecules. Store in a cool, dry place away from strong oxidizers.

Properties

• CAS Number: 56765-79-8
• Complexity: 228
• IUPAC Name: 4-aminophthalonitrile
• InChI: InChI=1S/C8H5N3/c9-4-6-1-2-8(11)3-7(6)5-10/h1-3H,11H2
• InChI Key: RRCAJFYQXKPXOJ-UHFFFAOYSA-N
• Exact Mass: 143.048347172
• Molecular Formula: C8H5N3
• Molecular Weight: 143.15
• SMILES: C1=CC(=C(C=C1N)C#N)C#N
• Topological: 73.6
• Monoisotopic Mass: 143.048347172
• Synonyms: 56765-79-8, 3,4-Dicyanoaniline, 1,2-Benzenedicarbonitrile, 4-amino-, 4-Amino-1,2-benzenedicarbonitrile, EINECS 260-370-6, DTXSID0069127, NSC 309814, DTXCID5042114, 260-370-6, inchi=1/c8h5n3/c9-4-6-1-2-8(11)3-7(6)5-10/h1-3h,11h, 4-Aminophthalonitrile, 4-aminobenzene-1,2-dicarbonitrile, MFCD00041741, 3,4-Dicyano Aniline, NSC309814, 4-Amino-phthalonitril, 4-amino-phthalonitrile, 4-Aminophthalonitrile, 98%, SCHEMBL204121, SCHEMBL11515572, AC1886, AKOS006221424, NSC-309814, AC-19042, AS-15656, SY010539, A1166, NS00033575, ST50823856, EN300-82112

Application

4-Amino-1,2-benzenedicarbonitrile serves as a key precursor in the synthesis of heterocyclic compounds and pharmaceutical intermediates. Researchers utilize it for developing quinazoline derivatives with potential biological activity. The compound’s dual nitrile groups enable ring-forming reactions in coordination chemistry and material science applications. It’s particularly valuable in creating fluorescent dyes and advanced organic electronic materials.

Safety and Hazards

GHS Hazard Statements

• H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]
• H311 (100%): Toxic in contact with skin [Danger Acute toxicity, dermal]
• H315 (25%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (25%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H331 (25%): Toxic if inhaled [Danger Acute toxicity, inhalation]
• H335 (12.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P262, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P316, P319, P321, P330, P332+P317, P337+P317, P361+P364, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 3 (100%)
• Acute Tox. 3 (100%)
• Skin Irrit. 2 (25%)
• Eye Irrit. 2A (25%)
• Acute Tox. 3 (25%)
• STOT SE 3 (12.5%)

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