[1,2,4]Triazolo[4,3-c]pyrimidin-5(1H)-one

[1,2,4]三唑并[4,3-c]嘧啶-5(1H)-酮

[1,2,4]Triazolo[4,3-c]pyrimidin-5(1H)-one (CAS 90993-88-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N4O and a molecular weight of 136.11 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
90993-88-7
Jingsj CID
J-1448-7
Molecular Formula
C5H4N4O
Chinese Name
[1,2,4]三唑并[4,3-c]嘧啶-5(1H)-酮
Molecular Weight
136.11 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of [1,2,4]Triazolo[4,3-c]pyrimidin-5(1H)-one?

The CAS number of [1,2,4]Triazolo[4,3-c]pyrimidin-5(1H)-one is 90993-88-7.

What are the molecular formula and molecular weight of [1,2,4]Triazolo[4,3-c]pyrimidin-5(1H)-one?

[1,2,4]Triazolo[4,3-c]pyrimidin-5(1H)-one has molecular formula C5H4N4O and molecular weight 136.11 g/mol.

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

Last updated:

How to cite: Jingsj. "[1,2,4]Triazolo[4,3-c]pyrimidin-5(1H)-one (CAS 90993-88-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1448-7 (accessed 2026-10-23).

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