1-Methyl-1,2,3-triazole

1-甲基-1,2,3-三氮唑

Also known as: 1-Methyl-1H-1,2,3-triazole, 1-Methyl-1,2,3-triazole, 1-Methyl-1H-v-triazole, 1-Methyltriazole

1-Methyl-1,2,3-triazole (CAS 16681-65-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H5N3 and a molecular weight of 83.092 g/mol. It is also known as 1-Methyl-1H-1,2,3-triazole, 1-Methyl-1H-v-triazole and 1-Methyltriazole. Key properties include a boiling point of 149.7±23.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 44.4±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16681-65-5
Jingsj CID
J-1526237-6
Molecular Formula
C3H5N3
Chinese Name
1-甲基-1,2,3-三氮唑
Molecular Weight
83.092 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point149.7±23.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point44.4±22.6 °C

Frequently Asked Questions

What is the CAS number of 1-Methyl-1,2,3-triazole?

The CAS number of 1-Methyl-1,2,3-triazole is 16681-65-5.

What are the molecular formula and molecular weight of 1-Methyl-1,2,3-triazole?

1-Methyl-1,2,3-triazole has molecular formula C3H5N3 and molecular weight 83.092 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Methyl-1,2,3-triazole (CAS 16681-65-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526237-6 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.