Crizotinib preparation method
US9604966B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Feb 13, 2014 |
| Grant date | Mar 28, 2017 |
| Priority date | — |
| Expiry date | Feb 13, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D213/75
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to the technical field of medicine and organic synthesis, particularly to a method for preparing crizotinib. The method comprises the compound of formula b and the compound of formula e undergoing Suzuki coupling reaction to produce the compound of formula a which then was subjected to deprotection to afford (±) crizotinib.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.