3,4-dihydro-1H-pyrido[1,2-a]pyrimidin-6(2H)-one

3,4-二氢-1H-吡啶并[1,2-a]嘧啶-6(2H)-酮

Also known as: 1,2,3,4-tetrahydro-6H-pyrido[1,2-a]pyrimidin-6-one, 1,2,3,4-tetrahydro-pyrido[1,2-a]pyrimidin-6-one, 1,2,3,4-tetrahydropyrido[1,2-a]pyrimidin-6-one, 1H,2H,3H,4H,6H-pyrido[1,2-a]pyrimidin-6-one, 6H-pyrido[1,2-a]pyrimidin-6-one, 1,2,3,4-tetrahydro-

3,4-dihydro-1H-pyrido[1,2-a]pyrimidin-6(2H)-one (CAS 1000981-74-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H10N2O and a molecular weight of 150.17800 g/mol. It is also known as 1,2,3,4-tetrahydro-6H-pyrido[1,2-a]pyrimidin-6-one, 1,2,3,4-tetrahydro-pyrido[1,2-a]pyrimidin-6-one and 1,2,3,4-tetrahydropyrido[1,2-a]pyrimidin-6-one. Key property: a melting point of 167ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1000981-74-7
Jingsj CID
J-1086123-1
Molecular Formula
C8H10N2O
Chinese Name
3,4-二氢-1H-吡啶并[1,2-a]嘧啶-6(2H)-酮
Molecular Weight
150.17800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point167ºC

Frequently Asked Questions

What is the CAS number of 3,4-dihydro-1H-pyrido[1,2-a]pyrimidin-6(2H)-one?

The CAS number of 3,4-dihydro-1H-pyrido[1,2-a]pyrimidin-6(2H)-one is 1000981-74-7.

What are the molecular formula and molecular weight of 3,4-dihydro-1H-pyrido[1,2-a]pyrimidin-6(2H)-one?

3,4-dihydro-1H-pyrido[1,2-a]pyrimidin-6(2H)-one has molecular formula C8H10N2O and molecular weight 150.17800 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4-dihydro-1H-pyrido[1,2-a]pyrimidin-6(2H)-one (CAS 1000981-74-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1086123-1 (accessed 2026-10-26).

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