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1H-Tetrazole

Also known as: Tetrazole, 1H-1,2,3,4-Tetrazole, 1H-1,2,3,4-tetraazole, Tetraazacyclopentadiene

1H-Tetrazole (CAS 288-94-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula CH2N4 and a molecular weight of 70.053 g/mol. Key properties include a melting point of 156-158°C, a boiling point of 220.2±23.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 114.6±15.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
288-94-8
Jingsj CID
J-1095192-5
Molecular Formula
CH2N4
Molecular Weight
70.053 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point156-158°C
Boiling Point220.2±23.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point114.6±15.6 °C
Exact Mass70.027946
PSA54.46000
LogP-1.16
Vapor Pressure0.1±0.4 mmHg at 25°C
Refractive Index1.543
Storage ConditionsRoom temperature.
Additional PropertySoluble

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1H-Tetrazole?

The CAS number of 1H-Tetrazole is 288-94-8.

What are the molecular formula and molecular weight of 1H-Tetrazole?

1H-Tetrazole has molecular formula CH2N4 and molecular weight 70.053 g/mol.

What are the upstream and downstream products of 1H-Tetrazole?

For 1H-Tetrazole, Upstream Products: Ethyl cyanoformate, Triethyl orthoformate, 5-Aminotetrazole monohydrate; Downstream Products: 2H-Tetrazole-2-acetic acid, Cyanamide, Nitrogen.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1H-Tetrazole (CAS 288-94-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1095192-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.