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

3-(2-氯乙基)-6,7,8,9-四氢-9-羟基-2-甲基-4H-吡啶并[1,2-a]嘧啶-4-酮

Also known as: 3-(2-Chloroethyl)-2-methyl-9-hydroxy-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one, 3-(2-Chloroethyl)-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one, Paliperidone Intermediate 1, Paliperidone Related Compound C, 4H-Pyrido[1,2-a]pyrimidin-4-one, 3-(2-chloroethyl)-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-

3-(2-Chloroethyl)-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 130049-82-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H15ClN2O2 and a molecular weight of 242.702 g/mol. It is also known as 3-(2-Chloroethyl)-2-methyl-9-hydroxy-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one, 3-(2-Chloroethyl)-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one and Paliperidone Intermediate 1. Key properties include a melting point of 100-102°C, a boiling point of 389.3±52.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 189.2±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

130049-82-0

Jingsj CID

J-1919730-0

Molecular Formula

C₁₁H₁₅ClN₂O₂

Chinese Name

3-(2-氯乙基)-6,7,8,9-四氢-9-羟基-2-甲基-4H-吡啶并[1,2-a]嘧啶-4-酮

Molecular Weight

242.702 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026