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Synthesis and NMR Studies of Three Pyridine-Containing Triaza Macrocyclic Triacetate Ligands and Their Complexes with Lanthanide Ions

✍ Scribed by Aime, Silvio; Botta, Mauro; Geninatti Crich, Simonetta; Giovenzana, Giovanni B.; Jommi, Giancarlo; Pagliarin, Roberto; Sisti, Massimo


Book ID
126828705
Publisher
American Chemical Society
Year
1997
Tongue
English
Weight
248 KB
Volume
36
Category
Article
ISSN
0020-1669

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Reaction of diethylenetriamine with 2-nitrobenzenesulfonyl chloride leads to an activated and protected compound that could be cyclized to N-protected aza-macrocycle. After a smooth deprotection step, the macrocycle was alkylated with chloroacetic acid leading to the pyridine containing triaza-macro