Extraction-spectrophotometric determination of traces of copper(II), zinc(II), cadmium(II) and mercury(II) with 2-(5-bromo-2-pyridylazo)-5-diethylaminophenol
โ Scribed by Nonova, D. ;Stoyanov, K.
- Publisher
- Springer-Verlag
- Year
- 1984
- Weight
- 311 KB
- Volume
- 82
- Category
- Article
- ISSN
- 0344-838X
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๐ SIMILAR VOLUMES
## Abstract A number of compounds of general formula M(PPO)~__n__~X~2~ are described, the metal ion being Zn(II), Cd(II) and Hg(II) and the anions Cl^โ^, Br^โ^, I^โ^, NO~3~^โ^, ClO~4~^โ^ and NCS^โ^; PPO stands for 2,5โdiphenyloxazole and __n__ = 1, 2, 4. The complexes are prepared by reaction of t
## Abstract Complexes of copper(II) with 2โ(5โbromoโ2โpyridylazo)โ5โdiethylaminophenol (5โBrโPADAP) formed in aqueous methanol in a wide range of pH (from acidic to alkaline) as well as copper(I)โ5โBrโPADAP species formed in methanolic solutions were investigated by spectrophotometry and mass spect