Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the purification of 7-chloroquinoline-8-carboxylic acids

Process for the purification of 7-chloroquinoline-8-carboxylic acids

US Patent 5310915 · Granted May 10, 1994

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for producing N-substituted 2-pyrazoline-5-one2003
Removal of impurities from 3-(2′-acetoxyethyl)-dihydro-2(3H)furanone2002
Process for the preparation of .alpha.-chloromethylene-triorganylphosphorane der2001
Process for the manufacture of 5-dichloroacetyl-3,3,6-trimethyl-9-oxo-1,5-diazab1997
Process for the manufacture of 5-dichloroacetyl-3,3,6-trimethyl-9-oxo-1,5-diazab1997
Process for the manufacture of 5-dichloroacetyl-3,3,6-trimethyl-9-oxo-1,5-diazab1997
Preparation of .alpha.,.beta.-unsaturated ketones1995
Preparation of .alpha.,.beta.-unsaturated ketones1995
Process for making 3,4,5,6-tetrahydrophthalimide derivatives1994
Preparation of heterocyclic-cyclohexanedione derivatives1993
Preparation of heterocyclic-cyclohexanedione derivatives1993
Purification of 2-chloro-5-nitrobenzaldehyde or acetals thereof1992