Preparation of fluorinated 1,3-benzodioxanes
US8227626B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Jan 18, 2011 |
| Grant date | Jul 24, 2012 |
| Priority date | — |
| Expiry date | Jan 18, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D319/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to novel fluorinated achiral 1,3-benzodioxanes of the general formula (I-a) and (I-b)and to the preparation thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.