Complex compounds of tetracycline with WO
4
2−
and MoO
4
2−
ions. Investigation by pH-metric and conductometric methods |
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| Authors: | Dragan Veselinović Milena Jelikić-Stankov |
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| Institution: | (1) Institute of Physical Chemistry, Faculty of Science, University of Belgrade, Studentski Trg 12–16, YU-11000 Beograd, Yugoslavia;(2) Institute of Analytical Chemistry, Faculty of Pharmacy, University of Belgrade, Dr. Suboticá 8, YU-11000 Beograd, Yugoslavia |
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| Abstract: | By using pH-metric and conductometric methods it has been found that tetracycline (H3TC) forms with WO
4
2–
and MoO
4
2–
ions the following complex compounds: WO3HTC]2–, WO3(H2TC)2]2– and MoO3(H2TC)2]2–. Stability constants log/gb
1
k
=7.86 and log
1
k
=7.80 for WO3HTC]2– and MoO3HTC]2–, respectively, have been calculated from pH-metric measurements. |
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| Keywords: | tetracycline WO
4
2– complex MoO
4
2– complex |
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