Ethyl 1-hydroxy-1H-1,2,3-triazole-4-carboxylate

Modify Date: 2025-08-25 15:04:50

Ethyl 1-hydroxy-1H-1,2,3-triazole-4-carboxylate Structure
Ethyl 1-hydroxy-1H-1,2,3-triazole-4-carboxylate structure
Common Name Ethyl 1-hydroxy-1H-1,2,3-triazole-4-carboxylate
CAS Number 137156-41-3 Molecular Weight 157.127
Density 1.5±0.1 g/cm3 Boiling Point 339.1±34.0 °C at 760 mmHg
Molecular Formula C5H7N3O3 Melting Point N/A
MSDS N/A Flash Point 158.9±25.7 °C

 Names

Name Ethyl 1-hydroxy-1H-1,2,3-triazole-4-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 339.1±34.0 °C at 760 mmHg
Molecular Formula C5H7N3O3
Molecular Weight 157.127
Flash Point 158.9±25.7 °C
Exact Mass 157.048737
PSA 77.24000
LogP -0.01
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.603
InChIKey FIRHQRGFVOSDDY-UHFFFAOYSA-N
SMILES CCOC(=O)c1cn(O)nn1

 Safety Information

HS Code 2933990090

 Precursor & DownStream

Precursor  1

DownStream  1

 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

1H-1,2,3-Triazole-4-carboxylic acid, 1-hydroxy-, ethyl ester
1-Hydroxy-1H-1,2,3-triazole-4-carboxylic Acid Ethyl Ester
Ethyl 1-hydroxy-1H-1,2,3-triazole-4-carboxylate
ethyl 1-hydroxytriazole-4-carboxylate
HOCT
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