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Spectrophotometric determination of acidity constants of some anthraquinones and anthrones in methanol—water mixtures

✍ Scribed by Mojtaba Shamsipur; Jahanbakhsh Ghasemi; Fatemaeh Tamaddon; Hashem Sharghi

Book ID
118996572
Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
261 KB
Volume
40
Category
Article
ISSN
0039-9140

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Spectrophotometric determination of acid
Spectrophotometric determination of acidity constants of 4-(2-pyridylazo)resorcinol in binary methanol–water mixtures
✍ J. Ghasemi; A. Niazi; M. Kubista; A. Elbergali 📂 Article 📅 2002 🏛 Elsevier Science 🌐 English ⚖ 155 KB

The acidity constants of 4-(2-pyridylazo)resorcinol (PAR, Scheme 1) in binary mixtures of methanol-water at 25 • C and an ionic strength of 0.1 M have been determined spectrophotometrically. DATa ANalysis (DATAN) program applied for determination of acidity constants. As percent of methanol increase