Procedures were developed for the preparation of the 2-, 3-, 4-, and 6-monosubstituted chloro and bromo 8-quinolinols which afforded greater yields and/or reduced the number of steps in the preparation. 100 MHz 1H-NMR spectra for the 12 possible monochloro and mono bromo analogues are given
Gershon, Herman and Clarke, Donald Dudley PhD, "Improved syntheses of some monochloro- and monobromo-8-quinolinols / Herman Gershon and Donald D. Clarke Department of Chemistry, Fordham University, Bronx, NY 10458, USA" (1991). Chemistry Faculty Publications. Paper 15.