Sulfonylcalix[4]arene as a bis-tridentate facial ligand: Syntheses and structures of dinuclear complexes, [M-2(L)(H2O)(2)(dmf)(4)] (M = Co(II), Ni(II); H4L = p-tert-butylsulfonylcalix[4]arene)
T. Kajiwara et al., Sulfonylcalix[4]arene as a bis-tridentate facial ligand: Syntheses and structures of dinuclear complexes, [M-2(L)(H2O)(2)(dmf)(4)] (M = Co(II), Ni(II); H4L = p-tert-butylsulfonylcalix[4]arene), CHEM LETT, (1), 2001, pp. 6-7
Cobalt(II) and nickel(II) complexes with a tetraanionic ligand of p-tert-bu
tylsulfonylcalix[4]arene were synthesized and their X-ray structures show t
hat the calixarene acts as a bis-tridentate dinucleating ligand with the 1.
2-alternate conformation.