Solvent Yellow 33

Chemical properties

yellow powder

The Uses of Solvent Yellow 33

It is used in cosmetic composition for application to the skin, lips, and/or body surface. Dyes and metabolites, Environmental Testing.

The Uses of Solvent Yellow 33

In spirit lacquers, polystyrenes, polycarbonates, polyamides, and acrylic resins. In colored smokes. Occasionally in hydrocarbon solvents. In externally applied drugs and cosmetics.

What are the applications of Application

Quinoline yellow is a bright yellow stain with an absorption maximum of 439 nm

Preparation

the dye: (a) 2-Methylquinoline?and Phthalic anhydride in 200 ℃ in the presence of Zinc chloride condensation; (b) 2-Methylquinoline?and Diethyl phthalate?in the 100 ℃ were hot. (c) 3 – (2 – quinolin – ylmethylidene) – 2 – benzo [c] furanone and Sodium ethoxide in 240 ~ 250 ℃ were hot. Late dye: 2-Methylquinoline?and 2,6-Dimethylquinoline?Phthalic anhydride mixture and in 190 ~ 220 ℃ were hot.

Definition

ChEBI: Quinoline yellow is a quinoline derivative with a 1,3-dioxoindan-2-yl substituent at C-2. It has a role as a dye. It is a member of quinolines, a beta-diketone and an aromatic ketone.

General Description

Bright greenish yellow solid or canary yellow powder.

Air & Water Reactions

Insoluble in water.

Fire Hazard

Flash point data for Solvent Yellow 33 are not available. Solvent Yellow 33 is probably combustible.

Flammability and Explosibility

Non flammable

Properties and Applications

brilliant green yellow. Insoluble in water, slightly soluble in alcohol (yellow), linseed oil, mineral oil, oleic acid, paraffin wax, stearic acid, turpentine, soluble in acetone, Chloroform, benzene and toluene. In concentrated sulfuric acid for yellow brown, dilution after yellow floc precipitation. Used for alcohol soluble paint, polyethylene, polycarbonate, polyamide and acrylic acid resin, color cosmetics.