Q 1256 (OTTO) Quinoline, puriss, 98%+ Cas 91-22-5 - used in alkaloids, dyes, rubber chemicals and flavoring agents. They are also used as catalyst, corrosion inhibitor, preservative, and as solvent for resins and terpenes. They are used in transition-metal complex catalyst chemistry for uniform polymerization and luminescence chemistry. They are used as antifoaming agent in refinery field.