Tetrazole

Modify Date: 2026-07-01 10:59:28

Tetrazole Structure
Tetrazole structure
Common Name Tetrazole
CAS Number 288-94-8 Molecular Weight 70.053
Density 1.5±0.1 g/cm3 Boiling Point 220.2±23.0 °C at 760 mmHg
Molecular Formula CH2N4 Melting Point 156-158°C
MSDS N/A Flash Point 114.6±15.6 °C

 Names

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

Name 1H-tetrazole
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 1.5±0.1 g/cm3
Boiling Point 220.2±23.0 °C at 760 mmHg
Melting Point 156-158°C
Molecular Formula CH2N4
Molecular Weight 70.053
Flash Point 114.6±15.6 °C
Exact Mass 70.027946
PSA 54.46000
LogP -1.16
Vapour Pressure 0.1±0.4 mmHg at 25°C
Index of Refraction 1.543
InChIKey KJUGUADJHNHALS-UHFFFAOYSA-N
SMILES c1nn[nH]n1
Storage condition Room temperature.
Water Solubility Soluble

 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 F:Flammable
Risk Phrases R11;R20/21/22;R36
Safety Phrases S16-S26-S36
RIDADR UN 1993 3/PG 2
WGK Germany 3
Packaging Group III
Hazard Class 4.1
HS Code 2933990090

 Synthetic Route

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

 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.

2H-TETRAZOLE
Tetraazacyclopentadiene
1H-1,2,3,4-tetraazole
Tetrazole
1H-Tetrazole
1H-Tetraazole
1,2,3,4-tetrazole
EINECS 206-023-4
1tetrazole
MFCD00005247
1H-1,2,3,4-tetrazole

 Tetrazole | FAQ

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

Q: What is the safety information for 1H-tetrazole?
A: Safety information for 1H-tetrazole: S16-S26-S36.
Q: What is the molecular weight of 1H-tetrazole?
A: Molecular weight of 1H-tetrazole is 70.053.
Q: What is the English name of 1H-tetrazole?
A: The English name of 1H-tetrazole is 1H-tetrazole.
Q: What is the CAS number of 1H-tetrazole?
A: CAS number of 1H-tetrazole is 288-94-8.
Q: What are the downstream products of 1H-tetrazole?
A: Related downstream products(CAS) of 1H-tetrazole: 21743-64-6;420-04-2;7727-37-9;186581-53-3;24153-51-3;151-51-9;825-56-9;100114-33-8;15284-25-0;14213-13-9.
Q: What is the boiling point of 1H-tetrazole?
A: Boiling point of 1H-tetrazole is 220.2±23.0 °C at 760 mmHg.
Q: What are the storage conditions for 1H-tetrazole?
A: Storage conditions for 1H-tetrazole: Room temperature.
Q: What are the upstream materials of 1H-tetrazole?
A: Related upstream materials(CAS) of 1H-tetrazole: 623-49-4;74-90-8;122-51-0;15454-54-3;4418-61-5;121057-98-5;214599-77-6;151-50-8;14213-13-9;66924-15-0.
Q: What is the InChIKey of 1H-tetrazole?
A: InChIKey of 1H-tetrazole is KJUGUADJHNHALS-UHFFFAOYSA-N.
Q: What is the melting point of 1H-tetrazole?
A: Melting point of 1H-tetrazole is 156-158°C.

 Tetrazolefactory

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.
Henan Tianfu Chemical Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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