stilbene

[stil-been]

noun

Chemistry.

1. a colorless to slightly yellow, crystalline, water-insoluble solid, C 1 4 H 1 2 , used chiefly in the manufacture of dyes stilbene dyes.

stilbene

/ ˈstɪlbiːn /

noun

1. a colourless or slightly yellow crystalline water-insoluble unsaturated hydrocarbon used in the manufacture of dyes; trans-1,2- diphenylethene. Formula: C 6 H 5 CH:CHC 6 H 5

stilbene

1. A colorless or yellowish crystalline compound used in the manufacture of dyes and as a fabric brightener. Chemical formula: C ₁₄ H ₁₂ .

Word History and Origins

Origin of stilbene¹

1865–70; < Greek stilb- (stem of stílbein to shine) + -ene

Word History and Origins

Origin of stilbene¹

C19: from Greek stilbos glittering + _-ene

Example Sentences

Tony crossed the finish line while Dr. Mack was still two hours away, and did so with about 30 percent more stilbene.

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The two were racing to prepare a mix of stilbene molecules used to make dyes, but were employing different methods.

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Yellow.—Chrysamine, cresotin yellow, diamine yellow, carbazol yellow, chrysophenine, Hessian yellow, curcumine yellow, thiazol yellow, thioflavine S, oriol, mimosa yellow, Columbia yellow, cotton yellow, chloramine yellow, direct yellow, diamine fast yellow, diamine gold, sun yellow, stilbene yellow, chlorophenine, oxyphenine.

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One of the three isomeric nitrotoluenes furnishes a sulpho-acid which, on treatment with alkali, gives a compound derived from a hydrocarbon known as stilbene, and this, on reduction, is converted into the diamido-compound referred to.

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The stilbene azo-dyes thus prepared from phenol and salicylic acid, like the chrysamines, are yellow colouring-matters, containing two azo-groups.

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