Sumatriptan Impurities,Sumatriptan -EP Impurity A,B,C,D,E,F,G

• Sumatriptan -EP Impurity A
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• Impurity: Sumatriptan -EP Impurity A
• Chemical Name: [3-[2-(Dimethylamino)ethyl]-2-[[3-[2-(dimethylamino)ethyl]-1H-indol-5-yl] methyl]-1H-indol-5-yl]-Nmethylmethanesulphonamide

• Sumatriptan -EP Impurity B
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• Impurity: Sumatriptan -EP Impurity B
• Chemical Name: N-Methyl[3-[2-(methylamino)ethyl]-1H-indol-5-yl] methane sulphon amide (N-Desmethyl Sumatriptan )

• Sumatriptan -EP Impurity C
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• Impurity: Sumatriptan -EP Impurity C
• Chemical Name: [3-[2(dimethylamino)ethyl]1(hydroxymethyl)-1H-indol-5-yl]-Nmethylmethanesulphonamide

• Sumatriptan -EP Impurity D
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• Impurity: Sumatriptan -EP Impurity D
• Chemical Name: N,N-Dimethyl2[5[(methylsulphamoyl)methyl]-1H-indol-3-yl] ethanamine N-oxide

• Sumatriptan -EP Impurity E
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• Impurity: Sumatriptan -EP Impurity E
• Chemical Name: [3-(2-aminoethyl)-1H-indol-5-yl]-N-methylmethanesulphonamide

• Sumatriptan -EP Impurity F
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• Impurity: Sumatriptan -EP Impurity F
• Chemical Name: 3,4-dimethoxybenzaldehyde

• Sumatriptan -EP Impurity G
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• Impurity: Sumatriptan -EP Impurity G
• Chemical Name: N-methyl(2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-6-yl)methanesulphonamide