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  • 8.14495 - 3-Amino-1H-1,2,4-triazole

8.14495 EMD Millipore


3-Amino-1H-1,2,4-triazole for synthesis. CAS 61-82-5, pH 6.4 - 7.4 (100 g/l, H₂O, 20 °C)., for synthesis

Synonym: Amitrol

  • CAS Number 61-82-5

  • Linear Formula C₂H₄N₄

  • Molecular Weight 84.08 g/mol

  •  EC Number 200-521-5



Related Categories Biochemicals and Reagents More...
packaging   100 g in Plastic bottle (8144950100)
vapor pressure   <0.1 hPa (20 °C)
solubility   280 g/l
density   1.138 g/cm3 (20 °C)
autoignition temp.   >225 °C
mp   149 - 152 °C
pH   6.4 - 7.4 (100 g/l, H₂O, 20 °C)
bulk density   650 kg/m3
LD 50 oral   LD50 Rat 1100 mg/kg
LD 50 dermal   LD50 Rat > 10000 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (HClO₄): ≥ 97.0 %
  Melting range (lower value): ≥ 153 °C
  Melting range (upper value): ≤ 158 °C
  Identity (IR): passes test

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Safety Information

HS Code 
2933 99 80
Hazard Statement(s) 
H361d: Suspected of damaging the unborn child.
H373: May cause damage to organs through prolonged or repeated exposure.
H411: Toxic to aquatic life with long lasting effects.
Precautionary Statement(s) 
P273: Avoid release to the environment.
P281: Use personal protective equipment as required.
P308 + P313: IF exposed or concerned: Get medical advice/ attention.
Storage class 
10 - 13 Other liquids and solids
WGK 2 water endangering
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS08  GHS08
Hazard Pictogram(s) 
GHS09  GHS09
Hazard Symbols 
Dangerous for the environment  Dangerous for the environment
Hazard Symbols 
Harmful  Harmful
Declaration (railroad and road) ADR, RID 
UN 3077 , 9, III
Declaration (transport by air) IATA-DGR 
UN 3077 , 9, III
Declaration (transport by sea) IMDG-Code 
UN 3077 , 9, III, Marine Pollutant: P
Categories of danger 
harmful, toxic for reproduction, dangerous for the environment
R Phrase 
R 48/22-63-51/53
Harmful: danger of serious damage to health by prolonged exposure if swallowed.Possible risk of harm to the unborn child.Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase 
S 36/37-61
Wear suitable protective clothing and gloves.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
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