| Parent Drug Name | Name of Impurity | Catalogue No. | |
|---|---|---|---|
| Ivacaftor | N-(3, 5-Di-tert-butyl-2-hydroxyphenyl)-4-oxo-1, 4-dihydroquinoline-3-carboxamide | VE0010211 | View CAS 873051-52-6 |
| Ivacaftor | 2, 4-Di-tert-butyl-5-nitrophenol | VE0010210 | View CAS 873055-57-3 |
| Ivacaftor | 4-Hydroxyquinoline-3-carboxylic acid ethyl ester | VE0010208 | View CAS 26892-90-0 |
| Ivacaftor | 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid | VE0011065 | View CAS 13721-01-2 |
| Ivacaftor | 5-Amino-2, 4-di-tert-butylphenol | VE0010209 | View CAS 873055-58-4 |
