Ring closing and related methods and intermediates
US8168802B2 · kind B2 · utility
4Cited by
4References
21Claims
0Family size
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Inventors
Key dates
| Filing date | Mar 31, 2006 |
| Grant date | May 1, 2012 |
| Priority date | — |
| Expiry date | Aug 24, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Methods and intermediates useful for making compounds of the formula: and the preparation of compounds of Formula I, preferably including the formation of intermediate compounds of the formula:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.