1138463-56-5

Basic information

• Product Name: 3-(2-chloroethyl)-9-oxo-2-methyl-6,7,8,9-tetrahydro-4H-pyrido-[1,2-a]pyrimidin-4-one
• Synonyms: 3-(2-chloroethyl)-9-oxo-2-methyl-6,7,8,9-tetrahydro-4H-pyrido-[1,2-a]pyrimidin-4-one;Paliperidone Impurity 5
• CAS NO: 1138463-56-5
• Molecular Formula: C11H13ClN2O2
• Molecular Weight: 240.68612
• EINECS: -0
• Mol File: 1138463-56-5.mol
• Article Data: 3

Chemical Properties

• Appearance: /
• CAS DataBase Reference: 3-(2-chloroethyl)-9-oxo-2-methyl-6,7,8,9-tetrahydro-4H-pyrido-[1,2-a]pyrimidin-4-one(CAS DataBase Reference)
• NIST Chemistry Reference: 3-(2-chloroethyl)-9-oxo-2-methyl-6,7,8,9-tetrahydro-4H-pyrido-[1,2-a]pyrimidin-4-one(1138463-56-5)
• EPA Substance Registry System: 3-(2-chloroethyl)-9-oxo-2-methyl-6,7,8,9-tetrahydro-4H-pyrido-[1,2-a]pyrimidin-4-one(1138463-56-5)

Safety Data

• Hazardous Substances Data: 1138463-56-5(Hazardous Substances Data)

Upstream product

• 147687-17-0 9-(benzyloxy)-3-(2-chloroethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 
• 849727-62-4 3-(2-chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one monohydrochloride 
• 24016-03-3 2-amino-3-benzyloxypyridine 
• 130049-82-0 3-(2-chloroethyl)-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one 
• 4732-69-8 Chloro-oxo-acetic acid 
• 517-23-7 3-acetyl-2-oxo-4,5-dihydrofuran 

Downstream Products

• 130049-85-3 (+)-Paliperidone 
• 144598-75-4 paliperidone 

Relevant articles and documents

Processes for the preparation of paliperidone

The present invention relates to a novel process for the preparation of paliperidone and its intermediates and also relates to an improved process for the preparation of paliperidone compound of formula (I).

NOVEL AND IMPROVED PROCESSES FOR THE PREPARATION OF PALIPERIDONE

The present invention relates to a novel process for the preparation of paliperidone and its intermediates and also relates to an improved process for the preparation of paliperidone compound of formula (I).