
CAS 66698-27-9
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Pureza (%)
0
100
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0
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50
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90
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95
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100
4 produtos.
Risperidone Impurity 1
CAS:Fórmula:C11H16N2O2Cor e Forma:White To Off-White SolidPeso molecular:208.263-(2-Hydroxyethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one
CAS:Produto ControladoFórmula:C11H16N2O2Cor e Forma:NeatPeso molecular:208.2573-(2-Hydroxyethyl)-2-methyl-4H,6H,7H,8H,9H-pyrido[1,2-a]pyrimidin-4-one
CAS:<p>3-(2-Hydroxyethyl)-2-methyl-4H,6H,7H,8H,9H-pyrido[1,2-a]pyrimidin-4-one is an impurity in the drug paliperidone. It is a pyridinic acid derivative and has been used as a ligand in X-ray crystallography to identify protein structures. 3-(2-Hydroxyethyl)-2-methyl-4H,6H,7H,8H,9H-pyrido[1,2-a]pyrimidin-4 one is also known to have high detection sensitivity and can be used to analyze ammonium formate. This impurity has been detected in the urine of patients taking paliperidone extended release tablets. To remove this impurity from the drug paliperidone, it must be purified by liquid chromatography or liquid chromatography with high performance liquid chromatography (</p>Fórmula:C11H16N2O2Pureza:Min. 95%Peso molecular:208.26 g/mol



