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1,2,4-Triazole Structure

1,2,4-Triazole

Chemical Properties

Melting point 119-121 °C (lit.)
Boiling point 260 °C (lit.)
Density  1.15 g/cm3 (130℃)
vapor pressure  0.215Pa at 20℃
refractive index  1.4854 (estimate)
Flash point 140 °C
storage temp.  Store below +30°C.
solubility  547g/l
form  Crystalline Powder and Flakes
pka 2.27(at 20℃)
color  White
PH 8 (10g/l, H2O, 20℃)
Water Solubility  1250 g/L (20 ºC)
Merck  14,9605
BRN  104767
InChIKey NSPMIYGKQJPBQR-UHFFFAOYSA-N
LogP -0.76 at 25℃
CAS DataBase Reference 288-88-0(CAS DataBase Reference)
EWG's Food Scores 3
FDA UNII 10MS0Y1RDI
NIST Chemistry Reference 1H-1,2,4-Triazole(288-88-0)
EPA Substance Registry System 1,2,4-Triazole (288-88-0)
Pesticides Freedom of Information Act (FOIA) 1H-1,2,4-Triazole,1H-1,2,4-Triazole

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H302-H319-H361d
Precautionary statements P201-P202-P264-P301+P312-P305+P351+P338-P308+P313
Hazard Codes  Xn,Xi,C
Risk Statements  22-36-63-34
Safety Statements  36/37-45-36/37/39-27-26
WGK Germany  2
RTECS  XZ3806000
Hazard Note  Irritant
TSCA  Yes
HS Code  29339990
Hazardous Substances Data 288-88-0(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1650 mg/kg LD50 dermal Rabbit 3129 - 4200 mg/kg
NFPA 704:
1
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1,2,4-Triazole Price

1,2,4-Triazole Chemical Properties,Usage,Production

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