Process for the preparation of 4-chloroquinolines
US4277607A · kind A · utility
3Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 15, 1978 |
| Grant date | Jul 7, 1981 |
| Priority date | — |
| Expiry date | Sep 15, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D215/18
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel process for the preparation of 4-chloroquinolines of the formula ##STR1## wherein X is in the 5,6,7 or 8-position and is selected from the group consisting of hydrogen, methyl, halogen, CF.sub.3 --, CF.sub.3 O-- and CF.sub.3 S-- by reacting a compound of the formula ##STR2## or a functional derivative thereof with a chlorination agent in the presence of an oxidation agent and to a novel intermediate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.