Sitagliptin Ketoamide Impurity

CAS No: ​764667-65-4

Molecular Formula:​ C16H12F6N4O2?

Molecular Weight: ​406.28?

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Sitagliptin N-Acetyl Impurity

CAS No: ​1379666-94-0

Molecular Formula:​ C18H17F6N5O2

Molecular Weight: ​449.4

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Sitagliptin Triazecine Analog

CAS No: ​2805078-75-3

Molecular Formula:​ C₁₆H₁₃F₆N₅O₂

Molecular Weight: ​421.3

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Sitagliptin Triazole Hydrochloride

CAS No: ​762240-92-6, 486460-21-3 (free base)

Molecular Formula:​ C6H7F3N4

Molecular Weight: ​192.1

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Sotalol Impurity A

CAS No: ​16974-42-8?

Molecular Formula:​ ?C12H20N2O2S

Molecular Weight: ​?256.36

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Sotalol Impurity B

CAS No: ​60735-85-5?

Molecular Formula:​ C12H18N2O3S

Molecular Weight: ​270.35

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Sparfloxacin Impurity 3

CAS No: ​103460-90-8?

Molecular Formula:​ C19H21F2N3O3

Molecular Weight: ​377.39

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Sparfloxacin Impurity 5

CAS No: ​111542-93-9?

Molecular Formula:​ C19H22F2N4O3

Molecular Weight: ​392.4

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Sparfloxacin Impurity 6

CAS No: ​132664-15-4?

Molecular Formula:​ C26H28F2N4O3

Molecular Weight: ​482.53

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Sumatriptan EP Impurity A

CAS No: ​?545338-89-4?

Molecular Formula:​ ?C31H43N5O6S?

Molecular Weight: ​613.77?

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Sumatriptan EP Impurity B

CAS No: ​88919-51-1?

Molecular Formula:​ C13H19N3O2S

Molecular Weight: ​281.37?

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Sumatriptan EP Impurity C

CAS No: ​NA

Molecular Formula:​ C15H23N3O3S?

Molecular Weight: ​325.43?

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