Preparation of aryl intermediates
US7022883B2 · kind B2 · utility
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3Claims
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Key dates
| Filing date | Nov 17, 2003 |
| Grant date | Apr 4, 2006 |
| Priority date | — |
| Expiry date | Sep 2, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F5/025
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Disclosed are methods of making aryl intermediate compounds of the formula (A) which are useful in the production of heteroaryl ureas, Y and P are defined herein below.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.