Pharmaceutical Reference Standards / Impurity Standards

Ivacaftor
Hydroxymethyl Ivacaftor
Ivacaftor Carboxylic Acid
Ivacaftor Impurity 6
6-Amino-2,4-di-tert-butylphenol
De-Alkylated Ivacaftor
Ivacaftor Ortho Isomer
N-Nitroso Ivacaftor
N-Nitroso Ivacaftor Ortho Isomer
N-Nitroso Quinoline Acid
N-Nitroso De-alkylated Ivacaftor
Ivacaftor Impurity 18
N-(3-(tert-butyl)-4-hydroxyphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxamide
Ivacaftor Nitroso Impurity 5
Ivacaftor Nitroso Impurity 2
Ivacaftor Nitroso Impurity 4
Ivacaftor O-beta-D-glucuronide
Ivacaftor Impurity 16
Ivacaftor Nitroso Impurity 6
4-Hydroxyquinoline-3-carboxylic acid
Ivacaftor Impurity 8
Ivacaftor Impurity 19
Ivacaftor Impurity 11
Ivacaftor Impurity 1
Ivacaftor Impurity 21
Ivacaftor Impurity 22

Isotope Labelled Compounds

Ivacaftor-d18
Ivacaftor D4
Ivacaftor-D19
Ivacaftor 13C6
Hydroxymethyl Ivacaftor D6