8.14495

3-Amino-1H-1,2,4-triazole

for synthesis

• Synonym(s): 3-Amino-1H-1,2,4-triazole, Amitrol
• Empirical Formula (Hill Notation): C₂H₄N₄
• CAS Number: 61-82-5
• Molecular Weight: 84.08
• MDL number: MFCD00005230
• UNSPSC Code: 12352116
• EC Index Number: 200-521-5
• NACRES: NA.22

Properties

• vapor pressure: <0.1 hPa ( 20 °C)
• Quality Level: 200
• form: solid
• autoignition temp.: >225 °C
• potency: 1100 mg/kg LD₅₀, oral (Rat); >10000 mg/kg LD₅₀, skin (Rat)
• pH: 6.4-7.4 (20 °C, 100 g/L in H₂O)
• mp: 149-152 °C
• solubility: 280 g/L
• density: 1.138 g/cm³ at 20 °C
• bulk density: 650 kg/m³
• storage temp.: 2-30°C
• InChI: 1S/C2H4N4/c3-2-4-1-5-6-2/h1H,(H3,3,4,5,6)
• InChI key: KLSJWNVTNUYHDU-UHFFFAOYSA-N

Description

Analysis Note

Assay (HClO₄): ≥ 97.0 %
Melting range (lower value): ≥ 151 °C
Melting range (upper value): ≤ 157 °C
Identity (IR): passes test

Safety Information

• Pictograms: GHS08,GHS09
• Signal Word: Warning
• Hazard Statements: H361d - H373 - H411
• Precautionary Statements: P202 - P260 - P273 - P280 - P308 + P313 - P391
• Hazard Classifications: Aquatic Chronic 2 - Repr. 2 - STOT RE 2
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable