| Description | Quinoline Yellow WS is a mixture of organic compounds derived from the dye Quinoline Yellow SS (Spirit Soluble). Owing to the presence of sulfonate groups, the WS dyes are water-soluble (WS). It is a mixture of disulfonates (principally), monosulfonates and trisulfonates of 2-(2-quinolyl)indan-1,3-dione with a maximum absorption wavelength of 416 nm. |
| Synonyms | E 104, Food Yellow 13, Acid Yellow 3, L-Gelb 3, Dye Quinoline Yellow |
| molecular weight | 477.37 |
| Molecular formula | C18H9NNa2O8S2 |
| CAS | 8004-92-0 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year |
| References | 1. Samuolienė G, Brazaitytė A, Sirtautas R, Viršilė A, Sakalauskaitė J, Sakalauskienė S, Duchovskis P. LED illumination affects bioactive compounds in romaine baby leaf lettuce. J Sci Food Agric. 2013 Oct;93(13):3286-91. doi: 10.1002/jsfa.6173. Epub 2013 May 15. PubMed PMID: 23584932. 2. National Toxicology Program . NTP Toxicology and Carcinogenesis Studies of D&C Yellow No. 11 (CAS No. 8003-22-3) in F344/N Rats (Feed Studies). Natl Toxicol Program Tech Rep Ser. 1997 Apr;463:1-190. PubMed PMID: 12587013. 3. National Toxicology Program . NTP Toxicology and Carcinogenesis Studies of Turmeric Oleoresin (CAS No. 8024-37-1) (Major Component 79%-85% Curcumin, CAS No. 458-37-7) in F344/N Rats and B6C3F1 Mice (Feed Studies). Natl Toxicol Program Tech Rep Ser. 1993 Aug;427:1-275. PubMed PMID: 12616304. |