1-Methyl-1H-tetrazole
Also known as: 1-Methyltetrazole, N-Methyltetrazole, 1-Methyl-1,2,3,4-tetrazole, 1-Methyl-1H-tetrazol, 1-methyl-1H-tetrazole(MTZ), 1H-Tetrazole, 1-methyl-, methyl tetrazole, tetrazol-1-yl-methane
1-Methyl-1H-tetrazole (CAS 16681-77-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C2H4N4 and a molecular weight of 84.080 g/mol. Key properties include a melting point of 40 °C, a boiling point of 171.3±23.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 57.4±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 16681-77-9
- Jingsj CID
- J-1523978-8
- Molecular Formula
- C2H4N4
- Molecular Weight
- 84.080 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 40 °C |
|---|---|
| Boiling Point | 171.3±23.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 57.4±22.6 °C |
| Exact Mass | 84.043594 |
| PSA | 43.60000 |
| LogP | -0.59 |
| Vapor Pressure | 1.4±0.3 mmHg at 25°C |
| Refractive Index | 1.665 |
Customs & Trade Information
| 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% |
Frequently Asked Questions
What is the CAS number of 1-Methyl-1H-tetrazole?
The CAS number of 1-Methyl-1H-tetrazole is 16681-77-9.
What are the molecular formula and molecular weight of 1-Methyl-1H-tetrazole?
1-Methyl-1H-tetrazole has molecular formula C2H4N4 and molecular weight 84.080 g/mol.
What are the upstream and downstream products of 1-Methyl-1H-tetrazole?
For 1-Methyl-1H-tetrazole, Upstream Products: Triethyl orthoformate, 1H-Tetrazole, iodomethane; Downstream Products: 5-iodo-1-methyl-1H-tetrazole.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-Methyl-1H-tetrazole (CAS 16681-77-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523978-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.