The acid dissociation constants of some 1 - (o - carboxyphenyl 3 ■ acetyl - 5 - aryl) for- mazans are determined in 40 % (v/ v) ethanolic buffer Solutions spectrophotometrically. The spectral changes with variation of pH were discussed in relation to the different ionic species existing in solution. The pKa values were discussed in terms of molecular structure and subs- tituent effect.
Primary Language | English |
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Subjects | Chemical Engineering |
Journal Section | Research Article |
Authors | |
Publication Date | January 1, 1990 |
Published in Issue | Year 1990 Volume: 36 |
Communications Faculty of Sciences University of Ankara Series B Chemistry and Chemical Engineering
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