3-ethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one
3-乙基-4H,5H-吡唑并[1,5-a]嘧啶-5-酮
3-ethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one (CAS 1565067-21-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9N3O and a molecular weight of 163.18 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1565067-21-1
- Jingsj CID
- J-320636-0
- Molecular Formula
- C8H9N3O
- Chinese Name
- 3-乙基-4H,5H-吡唑并[1,5-a]嘧啶-5-酮
- Molecular Weight
- 163.18 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-ethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one?
The CAS number of 3-ethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one is 1565067-21-1.
What are the molecular formula and molecular weight of 3-ethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one?
3-ethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one has molecular formula C8H9N3O and molecular weight 163.18 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-ethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one (CAS 1565067-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-320636-0 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.