7-Amino[1,2,4]triazolo[1,5-a]pyrimidin-5-ol

7-氨基-[1,2,4]三唑并[1,5-a]嘧啶-5-醇

Also known as: 7-Amino-s-triazolo(1,5-a)pyrimidin-5(4H)-one, 7-Amino-5-hydroxy-s-triazolo(1,5-a)pyrimidine, [1,2,4]Triazolo[1,5-a]pyrimidin-5(1H)-one, 7-amino-, 7-amino-1H-[1,2,4]triazolo[1,5-a]pyrimidin-5-one, 7-amino[1,2,4]triazolo[1,5-a]pyrimidin-5-ol

7-Amino[1,2,4]triazolo[1,5-a]pyrimidin-5-ol (CAS 35186-69-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5N5O and a molecular weight of 151.12600 g/mol. It is also known as 7-Amino-s-triazolo(1,5-a)pyrimidin-5(4H)-one, 7-Amino-5-hydroxy-s-triazolo(1,5-a)pyrimidine and [1,2,4]Triazolo[1,5-a]pyrimidin-5(1H)-one, 7-amino-. Key properties include a boiling point of 270.4ºC at 760 mmHg, a density of 2.01g/cm3 and a flash point of 117.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
35186-69-7
Jingsj CID
J-1073112-5
Molecular Formula
C5H5N5O
Chinese Name
7-氨基-[1,2,4]三唑并[1,5-a]嘧啶-5-醇
Molecular Weight
151.12600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point270.4ºC at 760 mmHg
Density2.01g/cm3
Flash Point117.4ºC

Frequently Asked Questions

What is the CAS number of 7-Amino[1,2,4]triazolo[1,5-a]pyrimidin-5-ol?

The CAS number of 7-Amino[1,2,4]triazolo[1,5-a]pyrimidin-5-ol is 35186-69-7.

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

7-Amino[1,2,4]triazolo[1,5-a]pyrimidin-5-ol has molecular formula C5H5N5O and molecular weight 151.12600 g/mol.

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

Last updated:

How to cite: Jingsj. "7-Amino[1,2,4]triazolo[1,5-a]pyrimidin-5-ol (CAS 35186-69-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1073112-5 (accessed 2026-10-25).

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