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Pharmaceutical analytical standards

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

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Results 1,321-1,330 of 36,550

Linagliptin Impurity 54

ImpurityLevels of characterisation
Cat. No.
P-L066-096
Formula
C10H9BrN4O2
Family
Linagliptin
Synonyms
8-Bromo-1-but-2-ynyl-3-methyl-7H-purine-2,6-dione

Linagliptin Impurity 58

ImpurityLevels of characterisation
Cat. No.
P-L066-100
Formula
C21H29N5O3
Family
Linagliptin
Synonyms
tert-Butyl N-[(3R)-1-[(4-methylquinazolin-2-yl)methylcarbamoyl]piperidin-3-yl]carbamate

Linagliptin Impurity 6 (S Isomer)

ImpurityLevels of characterisation
Cat. No.
P-L066-045
Formula
C52H58N16O4
Family
Linagliptin
Synonyms
8-[(3R)-3-Aminopiperidin-1-yl]-7-but-2-ynyl-1-[[4-[(2S)-2-[[(3R)-1-[7-but-2-ynyl-3-methyl-1-[(4-methylquinazolin-2-yl)methyl]-2,6-dioxopurin-8-yl]piperidin-3-yl]amino]propyl]quinazolin-2-yl]methyl]-3-methylpurine-2,6-dione

Linagliptin Impurity 61

ImpurityLevels of characterisation
Cat. No.
P-L066-104
Formula
C16H13BrN6O2
Family
Linagliptin
Synonyms
8-Bromo-3-methyl-7-[(4-methylquinazolin-2-yl)methyl]purine-2,6-dione

Linagliptin Impurity 62

ImpurityLevels of characterisation
Cat. No.
P-L066-105
Formula
C14H18N6O2
Family
Linagliptin
Synonyms
8-[(3R)-3-Aminopiperidin-1-yl]-7-but-2-ynyl-3H-purine-2,6-dione

Linagliptin Impurity 63 Trifluoroacetate

ImpurityLevels of characterisation
Cat. No.
P-L066-106
Formula
C25H30N8O3·C2HF3O2
Family
Linagliptin
Synonyms
8-[(3R)-3-Aminopiperidin-1-yl]-3-methyl-1-[(4-methylquinazolin-2-yl)methyl]-7-(3-oxobutyl)purine-2,6-dione trifluoroacetate

Linagliptin Impurity 64

ImpurityLevels of characterisation
Cat. No.
P-L066-107
Formula
C25H28N8O3
Family
Linagliptin
Synonyms
8-[(3R)-3-Aminopiperidin-1-yl]-7-(4-hydroxybut-2-ynyl)-3-methyl-1-[(4-methylquinazolin-2-yl)methyl]purine-2,6-dione

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