5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine

5,7-二甲基-[1,2,4]三唑并[1,5-a]嘧啶

Also known as: 5,7-Dimethyl-1,3,4-triazaindolizine, 5,7-Dimethyl-s-triazolo[1,5-a]pyrimidine, 5,7-Dimethyl[1,2,4]triazolo[1,5-a]pyrimidine, 1,2,4-Triazolo[1,5-a]pyrimidine, 5,7-dimethyl-

5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 7681-99-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H8N4 and a molecular weight of 148.16500 g/mol. It is also known as 5,7-Dimethyl-1,3,4-triazaindolizine, 5,7-Dimethyl-s-triazolo[1,5-a]pyrimidine and 5,7-Dimethyl[1,2,4]triazolo[1,5-a]pyrimidine. Key properties include a melting point of 136-139ºC(lit.) and a density of 1.33g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7681-99-4
Jingsj CID
J-16914-1
Molecular Formula
C7H8N4
Chinese Name
5,7-二甲基-[1,2,4]三唑并[1,5-a]嘧啶
Molecular Weight
148.16500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point136-139ºC(lit.)
Density1.33g/cm3

Frequently Asked Questions

What is the CAS number of 5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine?

The CAS number of 5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine is 7681-99-4.

What are the molecular formula and molecular weight of 5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine?

5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine has molecular formula C7H8N4 and molecular weight 148.16500 g/mol.

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

Last updated:

How to cite: Jingsj. "5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 7681-99-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16914-1 (accessed 2026-10-24).

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