Quinoline Yellow Spirit Soluble
Structural Formula Vector Image
Title: Quinoline Yellow Spirit Soluble
CAS Registry Number: 8003-22-3
CAS Name: C.I. Solvent Yellow 33
Additional Names: quinoline yellow base; quinoline yellow A; D & C Yellow No. 11; C.I. 47000
Literature References: Synthetic dye consisting principally of quinophthalone (2-(2-quinolinyl)-1H-indene-1,3-(2H)-dione). Prepn: M. C. Traub, Ber. 16, 297 (1883); E. Jacobsen, C. L. Reimer, ibid. 1082; Colour Index vol. 4 (3rd ed., 1971) p 4435. 13C-NMR spectrum: M. Gelbcke et al., Bull. Soc. Chim. Belg. 91, 237 (1982). Composition and skin sensitivity: Y. Sato et al., Contact Dermatitis 10, 30 (1984); S. Kita et al., ibid. 11, 210 (1984). Inhalation toxicity in animals: T. C. Marrs et al., Hum. Toxicol. 3, 289 (1984).
Properties: Bright greenish yellow. Insol in water. Slightly sol in ethanol (yellow), linseed oil, mineral oil, oleic acid, paraffin wax, stearic acid, turpentine. Sol in acetone, chloroform, benzene, toluene. Yellow brown in conc H2SO4, yellow flocculent ppt in dilution.
Use: In spirit lacquers, polystyrenes, polycarbonates, polyamides, and acrylic resins. In colored smokes. Occasionally in hydrocarbon solvents. In externally applied drugs and cosmetics.

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