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8.14268 EMD Millipore

3-Mercapto-1,2,4-triazole

3-Mercapto-1,2,4-triazole for synthesis. CAS 3179-31-5, pH 4.0 (85 g/l, H₂O, 20 °C)., for synthesis

Synonym: 1H-1,2,4-Triazol-3-thiol

  • CAS Number 3179-31-5

  • Linear Formula C₂H₃N₃S

  • Molecular Weight 101.13 g/mol

  •  EC Number 221-656-6

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Properties

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packaging   25 g in Plastic bottle (8142680025)
solubility   85 g/l
autoignition temp.   370 °C
mp   217 - 220 °C
pH   4.0 (85 g/l, H₂O, 20 °C)
bulk density   550 kg/m3
LD 50 oral   LD50 Rat 1353 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (HPLC, area%): ≥ 98.0 % (a/a)
  Melting range (lower value): ≥ 217 °C
  Melting range (upper value): ≤ 220 °C
  Identity (IR): passes test

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Safety & Documentation

Safety Information

HS Code 
2933 99 80
Hazard Statement(s) 
H302: Harmful if swallowed.
H319: Causes serious eye irritation.
Precautionary Statement(s) 
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage class 
10 - 13 Other liquids and solids
WGK 
WGK 1 slightly water endangering
Disposal 
3
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) 
GHS07  GHS07
Hazard Symbols 
Harmful  Harmful
Categories of danger 
harmful, irritant
R Phrase 
R 22-36
Harmful if swallowed.Irritating to eyes.
S Phrase 
S 26
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
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