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 Bendamustine impurity 1/Bendamustine Impurity D
 Olanzapine impurity 4/Olanzapine Thiolactam Impurity
 Atorvastatin impurity 4/Atorvastatin EP Impurity A Calcium Salt
 Entecavir impurity 1/(1R,3R,4R)-Entecavir
 Calcipotriol EP Impurity A
 pre-Calcitriol PTAD Adduct/Calcitriol EP Impurity C
 Isocyclosporine A
 Cyclosporine G
 Clobetasol Propionate EP Impurity E
 15(S)-Latanoprost
 (15R)-Bimatoprost/15-epi Bimatoprost
 15-Keto Travoprost
 15S-Cloprostenol/15-epi Cloprostenol
 Azithromycin EP Impurity H
 Azithromycin EP Impurity I
 Roxithromycin EP Impurity B
 Erythromycin EP Impurity A
 Erythromycin EP Impurity B
 Clarithromycin EP Impurity A
 Clarithromycin EP Impurity B
 Clarithromycin EP Impurity F
 Rivaroxaban impurity 3/ Dechloro-Rivaroxaban
 Clindamycin Phosphate EP Impurity B/Clindamycin B 2-Phosphate
 Riociguat Impurity 9/2-Desfluoro-3-fluoro-Riociguat
 Riociguat Impurity 19/N-Desmethyl Riociguat
 Sunitinib Amide Impurity
 Caspofungin impurity 1/Caspofungin Impurity A
 Lurasidone impurity 4/Lurasidone Sulfoxide
 Lurasidone impurity 5/Lurasidone Sulfone
 Lurasidone impurity 7/Lurasidone Piperazine N-Oxide
 Rivaroxaban impurity 6/ Rivaroxaban Pseudodimer
 Afatinib impurity 1/Afatinib Dimer Impurity
 Paliperidone impurity 10/Paliperidone N-Oxide
 Paliperidone impurity 11/Paliperidone 9-Keto Impurity
 Azithromycin EP Impurity L/Azithromycin N-Oxide
 Fulvestrant impurity 5/Fulvestrant EP Impurity E
 Fluticasone Propionate EP Impurity B/Fluticasone Sulfenic Acid Propionate
 Pemetrexed impurity 3/Pemetrexed EP Impurity D
 Vinorelbine EP Impurity G
 Darunavir impurity 2/Darunavir CBZ Amino Impurity
 Prednisolone impurity 4/Prednisolone EP Impurity F
 Prednisolone impurity 6/Prednisolone EP Impurity J
 
Products
Product ID:FY-SI04 
Chemical Name:Sitagliptin impurity 4/Sitagliptin EP Impurity C 
Synonyms:Sitagliptin 5-Desfluoro Impurity/(R)-4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4-difluorophenyl)butan-2-amine 
Cas No.:1345822-86-7 
Molecular Formula:C16H16F5N5O 
Molecular Weight:389.1 
Specification:95% 
Molecular Structure: