isatin

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isatin

(ˈaɪsətɪn) or

isatine

n
(Elements & Compounds) a yellowish-red crystalline compound soluble in hot water, used for the preparation of vat dyes. Formula: C8H5NO2
[C19: from Latin isatis woad + -in]
ˌisaˈtinic adj
References in periodicals archive ?
To a solution of compound 7 (0.1 mol) in ethanol (25 mL), added isatine (0.5 mol) and acetic anhydride (0.5 mL).
The hydrazide obtained 3 was then condensed with different aromatic aldehydes, ketones, and isatine, in absolute ethanol under ultrasound irradiation at 60-65[degrees]C, and produced the corresponding Schiff's bases 4a-e, 5a, 5b, and 6, respectively (Scheme 1).
This product was identified as isatine by comparison with the absorption spectra of the corresponding standard.