3-(but-2-yn-1-yl)-3H,4H-pyrido[3,2-d]pyrimidin-4-one
3-(丁-2-炔-1-基)-3H,4H-吡啶并[3,2-d]嘧啶-4-酮
3-(but-2-yn-1-yl)-3H,4H-pyrido[3,2-d]pyrimidin-4-one (CAS 2640971-69-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9N3O and a molecular weight of 199.21 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2640971-69-1
- Jingsj CID
- J-252870-4
- Molecular Formula
- C11H9N3O
- Chinese Name
- 3-(丁-2-炔-1-基)-3H,4H-吡啶并[3,2-d]嘧啶-4-酮
- Molecular Weight
- 199.21 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 3-(but-2-yn-1-yl)-3H,4H-pyrido[3,2-d]pyrimidin-4-one?
The CAS number of 3-(but-2-yn-1-yl)-3H,4H-pyrido[3,2-d]pyrimidin-4-one is 2640971-69-1.
What are the molecular formula and molecular weight of 3-(but-2-yn-1-yl)-3H,4H-pyrido[3,2-d]pyrimidin-4-one?
3-(but-2-yn-1-yl)-3H,4H-pyrido[3,2-d]pyrimidin-4-one has molecular formula C11H9N3O and molecular weight 199.21 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-(but-2-yn-1-yl)-3H,4H-pyrido[3,2-d]pyrimidin-4-one (CAS 2640971-69-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-252870-4 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.