1H-1,2,4-Triazole
[CAS# 736917-78-5]

Identification

• Name: 1H-1,2,4-Triazole
• Synonyms: [1,2,4]-triazole; 1,2,4-4H-triazole; 1,2,4-トリアゾール
• Molecular Formula: C₂H₃N₃
• Molecular Weight: 69.07
• CAS Registry Number: 736917-78-5
• SMILES: C1=NC=NN1
• InChI: 1S/C2H3N3/c1-3-2-5-4-1/h1-2H,(H,3,4,5)
• InChIKey: NSPMIYGKQJPBQR-UHFFFAOYSA-N

Properties

• Density: 1.3±0.1g/cm³ (Cal.)
• Melting point: 121°C (Expl.)
• Boiling point: 260.0±9.0°C at 760 mmHg (Cal.)
• Flash point: 139.1±11.7°C (Cal.)
• Refractive index: 1.535 (Cal.)

Safety Data

• Safety Code: S36/37
• Risk Code: R22;R36;R63
• Hazard Symbol: X
• Safety Description: Harmful and irritating. Possible irreversible damage risk

References

• (1): Ana Gómez-Valdemoro, Noelia San-José, Félix Clemente García, José Luis De La Peña, Felipe Serna and José Miguel García. Novel aromatic polyamides with main chain and pendant 1,2,4-triazole moieties and their application to the extraction/elimination of mercury cations from aqueous media, Polym. Chem., 2010, 1, 1291.