ジベンゾ[b,def]クリセン-7,14-ジオン

化学的特性

viscous orange liquid

使用

Vat Yellow 4 is a commercial dye used in textiles. Polyaromatic hydrocarbon with potential carcinogenic activity.Environmental toxin on US EPA Toxic Release Inventory list (TRI) list.

製造方法

(a) 3-Benzoylbenzanthrone?and Aluminium chloride and antioxidant for the closed-loop response; (b) 1,5-Dibenzoyl-2-naphthaene?in Aluminium chloride and sodium chloride were under existing closed-loop response.

一般的な説明

Viscous orange liquid. Used for coloring of cotton, wool and cellulose acetate.

空気と水の反応

Water soluble.

反応プロフィール

Vat Yellow 4 reacts very readily with reducing agents to give a colorless or nearly colorless product. Subsequent oxidation then restores the color.

健康ハザード

ACUTE/CHRONIC HAZARDS: When heated to decomposition Vat Yellow 4 emits acrid smoke and irritating fumes.

火災危険

Vat Yellow 4 is probably combustible.