1-methyl-2H-pyrimido[5,4-e][1,2,4]triazine

1,2-二氢-1-甲基嘧啶并[5,4-e][1,2,4]三嗪

Also known as: Pyrimido[5,4-e]-as-triazine, 1,2-dihydro-1-methyl- (6CI,8CI), Pyrimido[5,4-e]-1,2,4-triazine, 1,2-dihydro-1-methyl-, 1-Methyl-1.2-dihydro-pyrimidino<5.4-e>-as-triazin, 1-methyl-1,2-dihydropyrimido[5,4-e][1,2,4]triazine

1-methyl-2H-pyrimido[5,4-e][1,2,4]triazine (CAS 6265-80-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7N5 and a molecular weight of 149.15300 g/mol. It is also known as Pyrimido[5,4-e]-as-triazine, 1,2-dihydro-1-methyl- (6CI,8CI), Pyrimido[5,4-e]-1,2,4-triazine, 1,2-dihydro-1-methyl- and 1-Methyl-1.2-dihydro-pyrimidino<5.4-e>-as-triazin. Key properties include a boiling point of 315.1ºC at 760 mmHg, a density of 1.48g/cm3 and a flash point of 144.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6265-80-1
Jingsj CID
J-930937-1
Molecular Formula
C6H7N5
Chinese Name
1,2-二氢-1-甲基嘧啶并[5,4-e][1,2,4]三嗪
Molecular Weight
149.15300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point315.1ºC at 760 mmHg
Density1.48g/cm3
Flash Point144.3ºC

Frequently Asked Questions

What is the CAS number of 1-methyl-2H-pyrimido[5,4-e][1,2,4]triazine?

The CAS number of 1-methyl-2H-pyrimido[5,4-e][1,2,4]triazine is 6265-80-1.

What are the molecular formula and molecular weight of 1-methyl-2H-pyrimido[5,4-e][1,2,4]triazine?

1-methyl-2H-pyrimido[5,4-e][1,2,4]triazine has molecular formula C6H7N5 and molecular weight 149.15300 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-2H-pyrimido[5,4-e][1,2,4]triazine (CAS 6265-80-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-930937-1 (accessed 2026-10-25).

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