Compounds, compositions and methods for treating influenza
US6271373A · kind A · utility
0Cited by
10References
11Claims
0Family size
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Key dates
| Filing date | Sep 1, 2000 |
| Grant date | Aug 7, 2001 |
| Priority date | — |
| Expiry date | Sep 1, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D407/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound produced by the process comprising the step of reacting a starting compound of the formula: ##STR1## with FeCl.sub.3 in the presence of acetic acid, wherein the reaction mixture is heated and the temperature of the reaction mixture is about 85.degree. C.to about reflux temperature, R.sub.1 and R.sub.2 in the above formula being as defined in the present specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.