A study of reaction between quinones and
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Adriana N de Oliveira; Henrique de Santana; CΓ‘ssia T.B.V Zaia; Dimas A.M Zaia
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Article
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2004
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Elsevier Science
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English
β 256 KB
The study of the reaction between several quinones and thiourea and the determination of a method for determination of thiourea in orange juice were done. After reaction with thiourea (pH 3.0), the UV-Vis spectra showed new bands only for p-benzoquinone (PBQ) (290 nm, 410 nm), 2,5-dichloro-p-benzoqu