1(2H) quinoline carboxylic acid derivatives, method for preparing same, and use thereof for synthesizing substances having antibiotic properties
US6002006A · kind A · utility
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8Claims
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Key dates
| Filing date | Sep 28, 1998 |
| Grant date | Dec 14, 1999 |
| Priority date | — |
| Expiry date | Sep 28, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/65586
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of the formula ##STR1## wherein alc.sub.1, alc.sub.2 and alc.sub.3 are alkyl of up to 8 carbon atoms, n is an integer from 0 to 8, R.sub.1 and R.sub.2 are O-alkyl of up to 8 carbon atoms, or form together with the carbon atom to which they are linked a cyclic acetal which are useful intermediates to produce the compounds of the formula ##STR2##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.