Process for preparing 3-aryloxy-phenylacetic acid compounds
US7291729B2 · kind B2 · utility
3Cited by
1References
6Claims
0Family size
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Key dates
| Filing date | Apr 14, 2005 |
| Grant date | Nov 6, 2007 |
| Priority date | — |
| Expiry date | Sep 28, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D403/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a process for the preparation of phenylacetic acid compounds 2 where R2 is an optionally substituted aryl, R6 is NO2, NH2, alkyl, halogen, or a function group readily derived there from and R4a is hydrogen C1-6 alkyl, tert-butyl or benzyl The compounds of formula 2a are useful intermediates for the preparation of HIV reverse transcriptase inhibitors
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.