N-Nitroso Desmethyl Sildenafil
NitrosamineLevels of characterisation
- Cat. No.
- P-S041-025
- Formula
- C21H27N7O5S
- Family
- Sildenafil
Pharmaceutical analytical standards
Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 1,261-1,270 of 59,523
N-Nitroso Sildenafil
NitrosamineLevels of characterisation
- Cat. No.
- P-S041-026
- Formula
- C22H29N7O5S
- Family
- Sildenafil
N-Nitroso Sildenafil EP Impurity F-d8
Isotopically labelledLevels of characterisation
- Cat. No.
- P-S041-020
- Formula
- C21H19D8N7O5S
- Family
- Sildenafil
Sildenafil 2-Methyl Isomer
ImpurityLevels of characterisation
- Cat. No.
- P-S041-092
- Formula
- C23H32N6O4S
- Family
- Sildenafil
Sildenafil EP Impurity D Sodium Salt
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-S041-008
- Formula
- C17H19N4NaO5S
- Family
- Sildenafil
Sildenafil Impurity 18
ImpurityLevels of characterisation
- Cat. No.
- P-S041-097
- Formula
- C24H34N6O3S2
- Family
- Sildenafil
Sildenafil Impurity 23
ImpurityLevels of characterisation
- Cat. No.
- P-S041-106
- Formula
- C19H26N6O4S
- Family
- Sildenafil
- Synonyms
- N-(2-Aminoethyl)-4-ethoxy-3-(1-methyl-7-oxo-3-propyl-4H-pyrazolo[4,5-d]pyrimidin-5-yl)benzenesulfonamide
Sildenafil Impurity 25
ImpurityLevels of characterisation
- Cat. No.
- P-S041-108
- Formula
- C17H22N4O6S
- Family
- Sildenafil
- Synonyms
- 3-[(5-Carbamoyl-1-methyl-3-propylpyrazol-4-yl)carbamoyl]-4-ethoxybenzenesulfonic acid
Sildenafil Impurity 26
ImpurityLevels of characterisation
- Cat. No.
- P-S041-109
- Formula
- C22H32N6O5S
- Family
- Sildenafil
Sildenafil Impurity 27
ImpurityLevels of characterisation
- Cat. No.
- P-S041-110
- Formula
- C17H22N4O6S
- Family
- Sildenafil
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