S-6-fluoro-4-aminochroman-4-carboxylic acid derivatives useful as intermediates for sorbinil
US4620019A · kind A · utility
2Cited by
6References
6Claims
0Family size
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Key dates
| Filing date | Aug 23, 1984 |
| Grant date | Oct 28, 1986 |
| Priority date | — |
| Expiry date | Aug 23, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/68
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Chiral sorbinil intermediates of the formula ##STR1## wherein R is hydrogen or benzyloxycarbonyl and Y is hydroxy or amino, processes therefor, and processes for the conversion thereof to sorbinil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.