Synthesis, characterization and crystal structures of [Mo(CO)4]2TPTA and [W(CO)4]2TPTA (TPTA = 1,4,8,11-tetrakis(methyldiphenylphosphino)-1,4,8,11-tetraazacyclotetradecane)
✍ Scribed by Dubravka Matković-Čalogović; Henrika Meider; Pavica Planinić
- Publisher
- Elsevier Science
- Year
- 1993
- Tongue
- English
- Weight
- 833 KB
- Volume
- 461
- Category
- Article
- ISSN
- 0022-328X
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## Abstract The formation and dissociation kinetics of the pentaco‐ordinated Cu^2+^, Ni^2+^, Co^2+^ and Zn^2+^ complexes with 1,4,8,11‐tetramethyl‐1,4,8,11‐tetraazacyclotetradecane (4‐MeCyclam‐14) was studied by pH‐stat techniques and spectrophotometrically. The rates of the reactions between 4‐MeC
## Abstract The two macrocycles 1‐(2‐aminoethyl)‐ and 1‐[2‐(dimethylamino)ethyl]‐4, 8, 11‐trimethyl‐1, 4, 8, 11‐tetraazacyclotetradecane, **1** and **2**, respectively, and their metal complexes with Co^2+^, Ni^2+^ and Cu^2+^ were prepared. The different spectral properties of the complexes with th