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Pharmaceutical analytical standards

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

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Results 351-360 of 36,550

Tofacitinib Impurity 88

ImpurityLevels of characterisation
Cat. No.
P-T142-133
Formula
C6H4Cl3N3
Family
Tofacitinib
Synonyms
(Z)-2-Chloro-N-(2,6-dichloropyrimidin-4-yl)ethanimine

Tofacitinib Impurity 90

ImpurityLevels of characterisation
Cat. No.
P-T142-135
Formula
C7H5Cl2N3O2S
Family
Tofacitinib
Synonyms
2,4-Dichloro-7-methylsulfonylpyrrolo[2,3-d]pyrimidine

Tofacitinib Impurity 92

ImpurityLevels of characterisation
Cat. No.
P-T142-137
Formula
C21H26ClN5O2S
Family
Tofacitinib
Synonyms
N-[(3R,4R)-1-Benzyl-4-methylpiperidin-3-yl]-2-chloro-N-methyl-7-methylsulfonylpyrrolo[2,3-d]pyrimidin-4-amine

Tofacitinib Impurity 95

ImpurityLevels of characterisation
Cat. No.
P-T142-140
Formula
C17H26ClN5
Family
Tofacitinib
Synonyms
N-[(3R,4R)-1-Butyl-4-methylpiperidin-3-yl]-2-chloro-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

Tofacitinib Impurity 96

ImpurityLevels of characterisation
Cat. No.
P-T142-141
Formula
C25H32ClN5O2
Family
Tofacitinib
Synonyms
tert-Butyl 2-[[(3R,4R)-1-benzyl-4-methylpiperidin-3-yl]-methylamino]-4-chloropyrrolo[2,3-d]pyrimidine-7-carboxylate

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