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

Modify Date: 2024-01-11 19:52:56

3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one Structure
3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one structure
Common Name 3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
CAS Number 260273-82-3 Molecular Weight 238.670
Density 1.4±0.1 g/cm3 Boiling Point 413.1±55.0 °C at 760 mmHg
Molecular Formula C11H11ClN2O2 Melting Point N/A
MSDS N/A Flash Point 203.6±31.5 °C

 Names

Name 3-(2-Chloroethyl)-2-methyl-9-hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one (Paliperidone)
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 413.1±55.0 °C at 760 mmHg
Molecular Formula C11H11ClN2O2
Molecular Weight 238.670
Flash Point 203.6±31.5 °C
Exact Mass 238.050903
PSA 54.60000
LogP 1.66
Vapour Pressure 0.0±2.2 mmHg at 25°C
Index of Refraction 1.635

 Synthetic Route

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3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one Structure

3-(2-Chloroethy...

CAS#:260273-82-3

Literature: ACTAVIS GROUP PTC EHF Patent: US2010/4447 A1, 2010 ; Location in patent: Page/Page column 3 ;

~63%

3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one Structure

3-(2-Chloroethy...

CAS#:260273-82-3

Literature: GLENMARK GENERICS LIMITED Patent: WO2009/130710 A2, 2009 ; Location in patent: Page/Page column 17-18 ;

~%

3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one Structure

3-(2-Chloroethy...

CAS#:260273-82-3

Literature: WATSON LABORATORIES, INC.; CHAVAN, Amit, Anant; BHANU, Manjunath, Narayan; JOSHI, Ashutosh, Vijay Patent: WO2012/134445 A1, 2012 ; Location in patent: Page/Page column 26; 27 ;

~%

3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one Structure

3-(2-Chloroethy...

CAS#:260273-82-3

Literature: CADILA HEALTHCARE LIMITED; DWIVEDI, Shriprakash, Dhar; PATEL, Dhimant, Jasubhai; ROY, Rushikesh, Udaykumar; PATEL, Mayur, Ramnikbhai Patent: WO2011/73997 A2, 2011 ;

~%

3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one Structure

3-(2-Chloroethy...

CAS#:260273-82-3

Literature: CADILA HEALTHCARE LIMITED; DWIVEDI, Shriprakash, Dhar; PATEL, Dhimant, Jasubhai; ROY, Rushikesh, Udaykumar; PATEL, Mayur, Ramnikbhai Patent: WO2011/73997 A2, 2011 ;

~%

3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one Structure

3-(2-Chloroethy...

CAS#:260273-82-3

Literature: CADILA HEALTHCARE LIMITED; DWIVEDI, Shriprakash, Dhar; PATEL, Dhimant, Jasubhai; ROY, Rushikesh, Udaykumar; PATEL, Mayur, Ramnikbhai Patent: WO2011/73997 A2, 2011 ; Location in patent: Page/Page column 14 ;

 Synonyms

4H-Pyrido[1,2-a]pyrimidin-4-one, 3-(2-chloroethyl)-9-hydroxy-2-methyl-
3-(2-chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidine-4-one
3-(2-Chloroethyl)-2-methyl-9-hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one(Paliperidone)
3-(2-chloroethyl)-2-methyl-9-hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one
3-(2-chloroethyl)-2-Methyl-9-hydroxy-4H-pyrido[1,2-a]pyriMidine-4-one
9-hydroxy-3-(2-chloroethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
3-(2-chloroethyl)-6,7,8,9-tetrahydro-9-hydroxy-2- methyl-4H-pyrido [1,2-a]pyrimidine-4-one
MFCD11110969
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