3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol

3-苄基-3H-[1,2,3]三唑并[4,5-d]嘧啶-7-醇

Also known as: 3-Benzyl-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one, 3-Benzyl-7-hydroxy-1,2,3-triazolo[4,5-d]pyrimidine, 7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one, 3,6-dihydro-3-(phenylmethyl)-, 8-Aza-9-benzylhypoxanthine, 9-Benzyl-8-azahypoxanthine, Buttpark 127\40-98

3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol (CAS 21324-31-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9N5O and a molecular weight of 227.22200 g/mol. It is also known as 3-Benzyl-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one, 3-Benzyl-7-hydroxy-1,2,3-triazolo[4,5-d]pyrimidine and 7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one, 3,6-dihydro-3-(phenylmethyl)-. Key properties include a melting point of >250ºC, a boiling point of 361.1ºC at 760 mmHg, a density of 1.5 g/cm3 and a flash point of 172.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21324-31-2
Jingsj CID
J-1524051-8
Molecular Formula
C11H9N5O
Chinese Name
3-苄基-3H-[1,2,3]三唑并[4,5-d]嘧啶-7-醇
Molecular Weight
227.22200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>250ºC
Boiling Point361.1ºC at 760 mmHg
Density1.5 g/cm3
Flash Point172.2ºC

Frequently Asked Questions

What is the CAS number of 3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol?

The CAS number of 3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol is 21324-31-2.

What are the molecular formula and molecular weight of 3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol?

3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol has molecular formula C11H9N5O and molecular weight 227.22200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol (CAS 21324-31-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524051-8 (accessed 2026-10-26).

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