2-(4-fluorobenzyl)-5-methyl-7-(o-tolylamino)-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one

2-(4-氟苄基)-5-甲基-7-(邻甲苯胺基)-[1,2,4]三唑并[4,3-a]嘧啶-3(2H)-酮

2-(4-fluorobenzyl)-5-methyl-7-(o-tolylamino)-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one (CAS 1251685-21-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H18FN5O and a molecular weight of 363.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1251685-21-8
Jingsj CID
J-1433777-2
Molecular Formula
C20H18FN5O
Chinese Name
2-(4-氟苄基)-5-甲基-7-(邻甲苯胺基)-[1,2,4]三唑并[4,3-a]嘧啶-3(2H)-酮
Molecular Weight
363.4 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-(4-fluorobenzyl)-5-methyl-7-(o-tolylamino)-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one?

The CAS number of 2-(4-fluorobenzyl)-5-methyl-7-(o-tolylamino)-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one is 1251685-21-8.

What are the molecular formula and molecular weight of 2-(4-fluorobenzyl)-5-methyl-7-(o-tolylamino)-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one?

2-(4-fluorobenzyl)-5-methyl-7-(o-tolylamino)-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one has molecular formula C20H18FN5O and molecular weight 363.4 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(4-fluorobenzyl)-5-methyl-7-(o-tolylamino)-[1,2,4]triazolo[4,3-a]pyrimidin-3(2H)-one (CAS 1251685-21-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1433777-2 (accessed 2026-10-25).

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