Quinoline Yellow
CI Food Yellow 13
CI No. 47005
Class: Chinophthalone
Sodium 2-(quinolin-2-yl)-1H-indene-1,3(2H)-dione disulfonates and related mono- and tri-sulfonates
Sodium 2-(1,3-dioxo-2-indanyl) quinoline disulfonates and related mono- and tri-sulfonates
Sodium 2-(2-quinolyl)-indan-1,3-dionedisulfonates and related mono- and tri-sulfonates C18H9NNa2O8S2 (sodium disulfonates) Formula wt: 477.38 (sodium disulfonates)
104 [8004-92-0] 35SW5USQ3G quinoline yellow
CI No. 47005
Class: Chinophthalone
Sodium 2-(quinolin-2-yl)-1H-indene-1,3(2H)-dione disulfonates and related mono- and tri-sulfonates
Sodium 2-(1,3-dioxo-2-indanyl) quinoline disulfonates and related mono- and tri-sulfonates
Sodium 2-(2-quinolyl)-indan-1,3-dionedisulfonates and related mono- and tri-sulfonates C18H9NNa2O8S2 (sodium disulfonates) Formula wt: 477.38 (sodium disulfonates)
104 [8004-92-0] 35SW5USQ3G quinoline yellow
DESCRIPTION
Quinoline Yellow occurs as yellow powder or granules. It is prepared by sulfonating 2-(2-quinolyl)indane-1,3-dione. It consists of disodium salts of a mixture of disulfonates (principally), monosulfates, and trisulfonates of the above compound, and subsidiary coloring matters together with sodium chloride and/or sodium sulfate as the principal uncolored components. It is soluble in water and sparingly soluble in ethanol.