1H-Tetrazol-5-ylacetic acid

Modify Date: 2026-08-02 19:09:05

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

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

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

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

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

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

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

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~93%

1H-Tetrazol-5-ylacetic acid Structure

1H-Tetrazol-5-y...

CAS#:21743-75-9

Learn More
Literature: Haiges, Ralf; Christe, Karl O. Inorganic Chemistry, 2013 , vol. 52, # 12 p. 7249 - 7260

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

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

 1H-Tetrazol-5-ylacetic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the LogP of 2-(2H-tetrazol-5-yl)acetic acid?
A: LogP of 2-(2H-tetrazol-5-yl)acetic acid is -1.27.
Q: What is the molecular weight of 2-(2H-tetrazol-5-yl)acetic acid?
A: Molecular weight of 2-(2H-tetrazol-5-yl)acetic acid is 128.089.
Q: What is the safety information for 2-(2H-tetrazol-5-yl)acetic acid?
A: Safety information for 2-(2H-tetrazol-5-yl)acetic acid: S26-S36.
Q: What is the molecular formula of 2-(2H-tetrazol-5-yl)acetic acid?
A: Molecular formula of 2-(2H-tetrazol-5-yl)acetic acid is C3H4N4O2.
Q: What is the English name of 2-(2H-tetrazol-5-yl)acetic acid?
A: The English name of 2-(2H-tetrazol-5-yl)acetic acid is 2-(2H-tetrazol-5-yl)acetic acid.
Q: What is the InChIKey of 2-(2H-tetrazol-5-yl)acetic acid?
A: InChIKey of 2-(2H-tetrazol-5-yl)acetic acid is JUNAPQMUUHSYOV-UHFFFAOYSA-N.
Q: What is the boiling point of 2-(2H-tetrazol-5-yl)acetic acid?
A: Boiling point of 2-(2H-tetrazol-5-yl)acetic acid is 451.0±47.0 °C at 760 mmHg.
Q: What is the melting point of 2-(2H-tetrazol-5-yl)acetic acid?
A: Melting point of 2-(2H-tetrazol-5-yl)acetic acid is 180-183 °C(lit.).
Q: What English synonyms does 2-(2H-tetrazol-5-yl)acetic acid have?
A: English synonyms of 2-(2H-tetrazol-5-yl)acetic acid: tetrazolacetic acid, tetrazole-5-acetic acid, EINECS 244-563-2, 1H-Tetrazole-5-acetic acid, 1H-Tetrazol-5-ylacetic acid, MFCD03094010, tetrazoleacetic acid.
Q: What is the polar surface area (PSA) of 2-(2H-tetrazol-5-yl)acetic acid?
A: Polar surface area (PSA) of 2-(2H-tetrazol-5-yl)acetic acid is 91.76000.

 1H-Tetrazol-5-ylacetic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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