isatin

[ahy-suh-tin]

noun

Chemistry.

1. a yellowish-red or orange, crystalline, water-soluble solid, C 8 H 5 NO 2 , used chiefly in the synthesis of vat dyes.

isatin

/ ˈaɪsətɪn, ˈaɪsəˌtiːn /

noun

1. a yellowish-red crystalline compound soluble in hot water, used for the preparation of vat dyes. Formula: C 8 H 5 NO 2

Other Word Forms

• isatinic adjective

Word History and Origins

Origin of isatin¹

1835–45; < Greek isát ( is ) woad + -in ²

Word History and Origins

Origin of isatin¹

C19: from Latin isatis woad + _-in

Example Sentences

It does not react with sodium or with phenylhydrazine, but yields dye-stuffs with isatin and phenanthrenequinone.

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