1H-1,2,4-Triazole-3-carboxylic acid

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Names

[ CAS No. ]:
4928-87-4

[ Name ]:
1H-1,2,4-Triazole-3-carboxylic acid

[Synonym ]:
1H-1,2,4-triazole-5-carboxylic acid
1,2,4-Triazole-3-carboxylic acid
MFCD00186418
4H-1,2,4-Triazole-3-carboxylic acid
1H-1,2,4-Triazole-3-carboxylic acid
Ribavirin Impurity 3

Chemical & Physical Properties

[ Density]:
1.7±0.1 g/cm3

[ Boiling Point ]:
444.6±28.0 °C at 760 mmHg

[ Melting Point ]:
132-136ºC

[ Molecular Formula ]:
C3H3N3O2

[ Molecular Weight ]:
113.075

[ Flash Point ]:
222.7±24.0 °C

[ Exact Mass ]:
113.022530

[ PSA ]:
78.87000

[ LogP ]:
-1.24

[ Vapour Pressure ]:
0.0±1.1 mmHg at 25°C

[ Index of Refraction ]:
1.632

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36/37

[ WGK Germany ]:
3

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3-Amino-1H-1,2,4-triazole-5-carboxylic acid
  • 1,2-diazaindolizine
  • 4-(4-methoxyphenyl)-1-(1,2,4-triazol-3-yl-carbonyl)-thiosemicarbazide
  • 4-(4-bromophenyl)-1-(1,2,4-triazol-3-yl-carbonyl)-thiosemicarbazide
  • 4-cyclohexyl-1-(1,2,4-triazol-3-yl-carbonyl)-thiosemicarbazide
  • 4-butyl-1-(1,2,4-triazol-3-yl-carbonyl)-thiosemicarbazide

DownStream

  • methyl 1H-1,2,4-triazole-3-carboxylate
  • 1,2,4-Triazole

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 5-Iodo-1H-1,2,4-triazole-3-carboxylic acid
  • 1H-1,2,4-Triazole-3-carboxylic acid,5-cyano
  • 5-Amino-1H-1,2,4-triazole-3-carboxylic acid
  • 5-Bromo-1H-1,2,4-Triazole-3-Carboxylic acid
  • 5-Chloro-1H-1,2,4-Triazole-3-Carboxylic acid
  • 1-Benzyl-1H-1,2,4-triazole-3-carboxylic acid