quebracho wood extract
 CAS: 1401-55-4 FEMA: 3042
Use(s): flavoring agents and adjuvants, curing and pickling agents, flavor enhancers
 quinolin-1-ium-8-ol;sulfate
 CAS: 134-31-6
Use(s): antimicrobial agents
2-quinolin-2-ylindene-1,3-dione
 CAS: 8003-22-3
Use(s): coloring agents (for surface only)
2-quinolin-2-ylindene-1,3-dione
 CAS: 83-08-9
Use(s): coloring agents (for surface only)
1H-quinolin-4-one
 CAS: 611-36-9
Use(s): information only not used for fragrances or flavors
 quinolin-8-ol
 CAS: 148-24-3
Use(s): cosmetic agents
 quinolin-8-yl benzoate
 CAS: 86-75-9
Use(s): antimicrobial agents
 quinoline
 CAS: 91-22-5 FEMA: 3470
Use(s): information only not used for fragrances or flavors
isoquinoline
 CAS: 119-65-3 FEMA: 2978 JECFA: 1303 FLAVIS: 14.001
Use(s): flavoring agents and adjuvants
 quinoxaline
 CAS: 91-19-0
Use(s): flavoring agents