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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

APIs from A to Z →

Results 25,341-25,350 of 35,292

Topiroxostat Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-T163-015
CAS
445218-61-1
Formula
C12H11N5O
Family
Topiroxostat
Synonyms
N-[[amino(pyridin-4-yl)methylidene]amino]pyridine-4-carboxamide

Topiroxostat Impurity C

ImpurityLevels of characterisation
Cat. No.
P-T163-009
CAS
2044704-74-5
Formula
C13H7N5O
Family
Topiroxostat
Synonyms
4-(5-(Pyridin-4-yl)-1,3,4-oxadiazol-2-yl)picolinonitrile, 4-(5-pyridin-4-yl-1,3,4-oxadiazol-2-yl)pyridine-2-carbonitrile

Topiroxostat Impurity E

ImpurityLevels of characterisation
Cat. No.
P-T163-008
CAS
4329-78-6
Formula
C12H9N5
Family
Topiroxostat
Synonyms
4,4'-(1H-1,2,4-triazole-3,5-diyl)dipyridine, 4,4'-(1H-1,2,4-Triazole-3,5-diyl)bis(pyridine)

Topiroxostat N-Oxide

ImpurityLevels of characterisation
Cat. No.
P-T163-037
CAS
577778-82-6
Formula
C13H8N6O
Family
Topiroxostat
Synonyms
4-(5-(2-Cyanopyridin-4-yl)-1H-1,2,4-triazol-3-yl)pyridine 1-oxide, Topiroxostat Impurity A

Trelagliptin Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-T183-005
CAS
2565-47-1
Formula
C5H6N2O3
Family
Trelagliptin
Synonyms
1-methylpyrimidine-2,4,6(1H,3H,5H)-trione, 1-Methyl-2,4,6(1H,3H,5H)-pyrimidinetrione

Trelagliptin Impurity 18

ImpurityLevels of characterisation
Cat. No.
P-T183-024
CAS
1938080-43-3
Formula
C15H14FN3O3
Family
Trelagliptin
Synonyms
2-[(6-Ethoxy-3-methyl-2,4-dioxopyrimidin-1-yl)methyl]-4-fluorobenzonitrile, Trelagliptin Impurity Y

Trelagliptin Impurity 19

ImpurityLevels of characterisation
Cat. No.
P-T183-025
CAS
865759-24-6
Formula
C13H9ClFN3O2
Family
Trelagliptin
Synonyms
2-[(6-Chloro-3-methyl-2,4-dioxopyrimidin-1-yl)methyl]-4-fluorobenzonitrile

Trelagliptin Impurity 21

ImpurityLevels of characterisation
Cat. No.
P-T183-027
CAS
1938080-44-4
Formula
C18H22FN5O3
Family
Trelagliptin
Synonyms
2-[[6-[(3R)-3-Aminopiperidin-1-yl]-3-methyl-2,4-dioxopyrimidin-1-yl]methyl]-4-fluorobenzamide, Trelagliptin Impurity O

Trelagliptin Impurity 28

ImpurityLevels of characterisation
Cat. No.
P-T183-034
CAS
2087874-92-6
Formula
C22H24FN5O5
Family
Trelagliptin
Synonyms
4-[[(3R)-1-[3-[(2-Cyano-5-fluorophenyl)methyl]-1-methyl-2,6-dioxopyrimidin-4-yl]piperidin-3-yl]amino]-4-oxobutanoic acid

Trelagliptin Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-T183-009
CAS
2204313-59-5
Formula
C23H24FN7O4
Family
Trelagliptin
Synonyms
4-Fluoro-2-[[3-methyl-6-[(3R)-3-[(3-methyl-2,4-dioxo-1H-pyrimidin-6-yl)amino]piperidin-1-yl]-2,4-dioxopyrimidin-1-yl]methyl]benzonitrile

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