3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

帕利哌酮相关物质A

Also known as: Paliperidone Related Compound A, Paliperidone Impurity A, Paliperidone Deschloro Impurity, Paliperidone-6, Paliperidone Stage III (USP RC A), 3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one, 4H-Pyrido[1,2-a]pyrimidin-4-one, 3-ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-

3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 849903-79-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H16N2O2 and a molecular weight of 208.25700 g/mol. It is also known as Paliperidone Related Compound A, Paliperidone Impurity A and Paliperidone Deschloro Impurity. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
849903-79-3
Jingsj CID
J-1513964-9
Molecular Formula
C11H16N2O2
Chinese Name
帕利哌酮相关物质A
Molecular Weight
208.25700 g/mol
Category
Ketones
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one?

The CAS number of 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is 849903-79-3.

What are the molecular formula and molecular weight of 3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one?

3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one has molecular formula C11H16N2O2 and molecular weight 208.25700 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-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 849903-79-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1513964-9 (accessed 2026-10-25).

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