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The Richest Collection of Tautomeric Polymorphs: The Case of 2-Thiobarbituric Acid

✍ Scribed by Michele R. Chierotti; Luca Ferrero; Nadia Garino; Roberto Gobetto; Luca Pellegrino; Dario Braga; Fabrizia Grepioni; Lucia Maini


Publisher
John Wiley and Sons
Year
2010
Tongue
English
Weight
752 KB
Volume
16
Category
Article
ISSN
0947-6539

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Validity of the 2-Thiobarbituric Acid Te
✍ Maleki, M. 📂 Article 📅 1974 🏛 John Wiley and Sons ⚖ 309 KB 👁 2 views

## Abstract A model system was used to study the pattern of rancidity in linoleic acid and corn oil using the TBA method. It was shown that malonaldehyde is not a stable end product of rancidity and therefore, the TBA test is not a reliable means of quantitative feasurement of degree of rancidity i

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The reaction of four to eight carbon straight-chain alk-2-enals with 2-thiobarbituric acid (TBA) produced yellow 455-nm-, orange 495-nm-, and red 532-nm-absorbing pigments depending upon the reaction conditions. The 1:1 reaction of the aldehydes with TBA in 15% acetic acid at 100 degrees C produced

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