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US 9,809,551 B2Granted
Solid forms of Ivacaftor and processes for the preparation thereof
AssigneeApotex Inc.
InventorsPadiyath Mohammed Akbarali, Kintali Venkata Ramana, Heggadde Nanjunda Bhatta Shreenivasa Murthy, Sankaran Suresh Kumar, Ekkaluru Vijaya Bhaskar, Nechipadappu Sunil Kumar, Karad Manjunath
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Abstract
Provided herein is a polymorphic form of Ivacaftor, namely APO-I, as well as processes for the preparation and pharmaceutical compositions of the same. Also, provided is a new solvate of Ivacaftor, processes for its preparation and use in the preparation of pure Ivacaftor.
Claims9
A polymorphic form APO-I of Ivacaftor having a powder x-ray diffractogram comprising peaks, in terms of 2-theta degrees, at:
- 4.3±0.2, 4.8±0.2, 9.5±0.2, 13.0±0.2, 20.0±0.2 and 28.8±0.2.
Dependencies are inferred from the claim text.