2H-1,2,4-Triazole-3-carboxamide

Modify Date: 2025-08-21 17:41:53

2H-1,2,4-Triazole-3-carboxamide Structure
2H-1,2,4-Triazole-3-carboxamide structure
Common Name 2H-1,2,4-Triazole-3-carboxamide
CAS Number 3641-08-5 Molecular Weight 112.090
Density 1.5±0.1 g/cm3 Boiling Point 393.4±25.0 °C at 760 mmHg
Molecular Formula C3H4N4O Melting Point 315 °C
MSDS N/A Flash Point 191.7±23.2 °C

 Names

Name 2H-1,2,4-Triazole-3-carboxamide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 393.4±25.0 °C at 760 mmHg
Melting Point 315 °C
Molecular Formula C3H4N4O
Molecular Weight 112.090
Flash Point 191.7±23.2 °C
Exact Mass 112.038513
PSA 84.66000
LogP -1.63
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.626

 Safety Information

Hazard Codes C,Xi
Risk Phrases R34:Causes burns.
Safety Phrases S26-S27-S28-S36/37/39-S45
RIDADR UN 3263 8/PG 2
WGK Germany 1
Packaging Group III
Hazard Class 8
HS Code 2933990090

 Synthetic Route

~37%

2H-1,2,4-Triazole-3-carboxamide Structure

2H-1,2,4-Triazo...

CAS#:3641-08-5

Literature: Seism, Robert A.; Stec, Donald F.; Bachmann, Brian O. Organic Letters, 2007 , vol. 9, # 21 p. 4179 - 4182

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2H-1,2,4-Triazole-3-carboxamide Structure

2H-1,2,4-Triazo...

CAS#:3641-08-5

Literature: Antimicrobial Agents and Chemotherapy, , vol. 48, # 10 p. 4006 - 4008

 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%

 Synonyms

1,2,4-Triazole-3-formamide
1H-1,2,4-triazol-5-ylformamide
1,2,4-TRIAZOLE-3-CARBOXYAMIDE
2H-1,2,4-Triazole-5-carboxamide
3-carboxamido-1,2,4-triazol
MFCD03990481
1,2,4-triazole-3-carboxylic acid amide
4-Triazole-3-carboxaMide
3-Carbamoyl-1H-1,2,4-triazole
Ribavirin Related Compound D
Triazole carboxamide
1,2,4-Triazole-3-carboxaMide
Ribavirin base
1H-1,2,4-Triazole-3-carboxamide
Ribavirin Impurity 4
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