Process for preparing Substituted Indole Compounds
US10131674B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Nov 5, 2015 |
| Grant date | Nov 20, 2018 |
| Priority date | — |
| Expiry date | Nov 5, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2531/827
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention is directed to a process for preparing Substituted Indole Compounds of Formula (I): wherein R1, R2, R3 and R4 are as defined herein. These indole compounds are useful as synthetic intermediates for making inhibitors of HCV NS5A.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.