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4-Methyl-1H-1,2,3-triazole

Also known as: 4-Methyl-1,2,3-triazole, 5-Methyl-1H-1,2,3-triazole, 4-methyl-2H-triazole, 5-methyl-1H-triazole, 4-methyl-1,2,3-triazol, 1H-1,2,3-triazole, 5-methyl-

4-Methyl-1H-1,2,3-triazole (CAS 27808-16-8) 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. Key properties include a boiling point of 209.6±9.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 98.7±11.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27808-16-8
Jingsj CID
J-1048163-7
Molecular Formula
C3H5N3
Molecular Weight
83.092 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point209.6±9.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point98.7±11.7 °C
Exact Mass83.048347
PSA41.57000
LogP0.69
Vapor Pressure0.3±0.4 mmHg at 25°C
Refractive Index1.528
Storage Conditions2-8°C

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 4-Methyl-1H-1,2,3-triazole?

The CAS number of 4-Methyl-1H-1,2,3-triazole is 27808-16-8.

What are the molecular formula and molecular weight of 4-Methyl-1H-1,2,3-triazole?

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

What are the upstream and downstream products of 4-Methyl-1H-1,2,3-triazole?

For 4-Methyl-1H-1,2,3-triazole, Upstream Products: Propyne; Downstream Products: 1H-1,2,3-Triazole-4-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "4-Methyl-1H-1,2,3-triazole (CAS 27808-16-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1048163-7 (accessed 2026-11-09).

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