1H-Tetrazol-5-ylacetic acid

Modify Date: 2025-08-20 18:42:12

1H-Tetrazol-5-ylacetic acid Structure
1H-Tetrazol-5-ylacetic acid structure
Common Name 1H-Tetrazol-5-ylacetic acid
CAS Number 21743-75-9 Molecular Weight 128.089
Density 1.7±0.1 g/cm3 Boiling Point 451.0±47.0 °C at 760 mmHg
Molecular Formula C3H4N4O2 Melting Point 180-183 °C(lit.)
MSDS N/A Flash Point 226.5±29.3 °C

 Names

Name 2-(2H-tetrazol-5-yl)acetic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 451.0±47.0 °C at 760 mmHg
Melting Point 180-183 °C(lit.)
Molecular Formula C3H4N4O2
Molecular Weight 128.089
Flash Point 226.5±29.3 °C
Exact Mass 128.033432
PSA 91.76000
LogP -1.27
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.613
InChIKey JUNAPQMUUHSYOV-UHFFFAOYSA-N
SMILES O=C(O)Cc1nn[nH]n1

 Safety Information

Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
WGK Germany 3
HS Code 2933990090

 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

tetrazolacetic acid
tetrazole-5-acetic acid
EINECS 244-563-2
1H-Tetrazole-5-acetic acid
1H-Tetrazol-5-ylacetic acid
MFCD03094010
tetrazoleacetic acid
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