Fmoc-3-methyl-L-Histidine
ImpurityLevels of characterisation
- Cat. No.
- P-H023-016
- CAS
- 252049-16-4
- Formula
- C22H21N3O4
- Family
- Histidine
- Synonyms
- N-alpha-(9-Fluorenylmethyloxycarbonyl)-N3-methyl-L-histidine, Fmoc-His(3-Me)-OH
Pharmaceutical analytical standards
APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 47,281-47,290 of 59,523
(6R)-Folinic Acid
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-F109-002
- CAS
- 73951-54-9
- Formula
- C20H23N7O7
- Family
- Folinic Acid
- Synonyms
- Calcium Levofolinate EP Impurity H, 6R-Leucovorin
Folinic Acid EP Impurity B (Mixture of Diastereomers)
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-F109-005
- CAS
- 98814-60-9
- Formula
- C21H23N7O8
- Family
- Folinic Acid
- Synonyms
- N5,N10-diformyl-tetrahydrofolic acid
Folinic Acid EP Impurity G Disodium Salt (7,8-Dihydrofolic Acid Disodium Salt)
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-F109-008
- CAS
- 1809246-78-3
- Formula
- C19H19N7Na2O6
- Family
- Folinic Acid
Folinic Acid Impurity 2
ImpurityLevels of characterisation
- Cat. No.
- P-F109-024
- CAS
- 6810-75-9
- Formula
- C20H21N7O6
- Family
- Folinic Acid
- Synonyms
- (2S)-2-[[4-[(2-Amino-7-methyl-4-oxo-1H-pteridin-6-yl)methylamino]benzoyl]amino]pentanedioic acid
Folinic Acid Impurity 6
ImpurityLevels of characterisation
- Cat. No.
- P-F109-029
- CAS
- 65981-90-0
- Formula
- C20H22N7O6·Cl
- Family
- Folinic Acid
- Synonyms
- (2S)-2-[[4-[(6aR)-3-Amino-1-oxo-5,6,6a,7-tetrahydro-4H-imidazo[1,5-f]pteridin-10-ium-8-yl]benzoyl]amino]pentanedioic acid chloride
3-Formyl Rifamycin
ImpurityLevels of characterisation
- Cat. No.
- P-R053-014
- CAS
- 13292-22-3
- Formula
- C38H47NO13
- Family
- Rifampicin
- Synonyms
- Rifaldehyde, Rifamycin AF
5-Formyltetrahydropteroic Acid
ImpurityLevels of characterisation
- Cat. No.
- P-F109-017
- CAS
- 4349-43-3
- Formula
- C15H16N6O4
- Family
- Folinic Acid
- Synonyms
- Benzoic acid, 4-(((2-amino-5-formyl-1,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl)amino)-, Benzoic acid, 4-(((2-amino-5-formyl-3,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl)amino)-
Glimepiride EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-G041-002
- CAS
- 684286-46-2
- Formula
- C24H34N4O5S
- Family
- Glimepiride
- Synonyms
- cis-Glimepiride, Glimepiride Impurity A
Glimepiride EP Impurity B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-G041-003
- CAS
- 119018-29-0
- Formula
- C16H21N3O4S
- Family
- Glimepiride
- Synonyms
- Glimepiride Sulphonamide, n-(2-(4-(aminosulfonyl)phenyl)ethyl)-3-ethyl-2,5-dihydro-4-methyl-2-oxo-1h-pyrrole-1-carboxamide
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