Synthesis methods for upadacitinib and intermediate thereof
US11926633B2 · kind B2 · utility
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2Claims
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Key dates
| Filing date | Aug 26, 2019 |
| Grant date | Mar 12, 2024 |
| Priority date | — |
| Expiry date | Mar 7, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates to a JAK inhibitor upadacitinib intermediate and a preparation method therefor, and to a preparation method for a JAK inhibitor upadacitinib. The upadacitinib intermediate of the present application is as shown in Formula (II) or Formula (III),
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.