Tris-chelate complexes of 1,4,6-trimethylpyrimidine-2-thione with divalent transition metal ions
β Scribed by D.M.L. Goodgame; G.A. Leach
- Publisher
- Elsevier Science
- Year
- 1977
- Tongue
- English
- Weight
- 218 KB
- Volume
- 25
- Category
- Article
- ISSN
- 0020-1693
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π SIMILAR VOLUMES
Surface-enhanced resonance Raman spectra @ERRS) of the complexes PAPH-Co(II), PAPH-Ni(II), PAPH-Fe(II), and PHEN-Fe(I1) (PAPH = 2-pyridine carboxyaldehyde 2-pyridylhydrazone and PHEN = l,lO-phenanthroline) adsorbed on silver colloid have been studied. Differences among SERS spectra of ligands and SE
C Chemical shifts are reported for the ruthenium(II) tris complexes of thirteen 2,Z-bipyridyls and three 1,lO-phenanthrolines and for the osmium(]") bris complexes of five 2,2'-bpyridyls. Chelation induced shifts -&3 are discussed in terms of models for n back-bonding. -C NMR is shown to be a conven