3-ethyl-6,7-dimethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one

3-乙基-6,7-二甲基-4H,5H-吡唑并[1,5-a]嘧啶-5-酮

3-ethyl-6,7-dimethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one (CAS 1565991-98-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H13N3O and a molecular weight of 191.23 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1565991-98-1
Jingsj CID
J-1993032-7
Molecular Formula
C10H13N3O
Chinese Name
3-乙基-6,7-二甲基-4H,5H-吡唑并[1,5-a]嘧啶-5-酮
Molecular Weight
191.23 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-ethyl-6,7-dimethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one?

The CAS number of 3-ethyl-6,7-dimethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one is 1565991-98-1.

What are the molecular formula and molecular weight of 3-ethyl-6,7-dimethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one?

3-ethyl-6,7-dimethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one has molecular formula C10H13N3O and molecular weight 191.23 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-6,7-dimethyl-4H,5H-pyrazolo[1,5-a]pyrimidin-5-one (CAS 1565991-98-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993032-7 (accessed 2026-10-24).

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