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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

Active ingredients from A to Z →

Results 1,381-1,390 of 59,523

Sitagliptin Impurity 18

ImpurityLevels of characterisation
Cat. No.
P-S051-078
Formula
C16H15F6N5O2
Family
Sitagliptin
Synonyms
(3R)-3-Amino-1-[2-oxido-3-(trifluoromethyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-2-ium-7-yl]-4-(2,4,5-trifluorophenyl)butan-1-one

Sitagliptin Impurity 20

ImpurityLevels of characterisation
Cat. No.
P-S051-080
Formula
C6H9ClN4
Family
Sitagliptin
Synonyms
3-(Chloromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine

Sitagliptin Impurity 21 Phosphate

ImpurityLevels of characterisation
Cat. No.
P-S051-081
Formula
C16H15F6N5O·H3PO4
Family
Sitagliptin
Synonyms
(3R)-3-Amino-1-[3-(trifluoromethyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]-4-(2,3,6-trifluorophenyl)butan-1-one phosphate, Sitagliptin Impurity 21 Phosphate Salt

Sitagliptin Impurity 24

ImpurityLevels of characterisation
Cat. No.
P-S051-084
Formula
C16H15F6N5O2
Family
Sitagliptin
Synonyms
(3R)-3-Amino-1-[1-oxido-3-(trifluoromethyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-1-ium-7-yl]-4-(2,4,5-trifluorophenyl)butan-1-one

Sitagliptin Impurity 28

ImpurityLevels of characterisation
Cat. No.
P-S051-089
Formula
C23H35F3N4O4
Family
Sitagliptin
Synonyms
tert-Butyl N-[(2R)-4-[3-(dimethylamino)propylcarbamoyl-ethylamino]-4-oxo-1-(2,4,5-trifluorophenyl)butan-2-yl]carbamate

Sitagliptin Impurity 29

ImpurityLevels of characterisation
Cat. No.
P-S051-090
Formula
C18H27F3N4O2
Family
Sitagliptin
Synonyms
(3R)-3-Amino-N-[3-(dimethylamino)propylcarbamoyl]-N-ethyl-4-(2,4,5-trifluorophenyl)butanamide

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