SYNTHESES, CHARACTERIZATION, AND MOLECULAR STRUCTURES OF NITROALKANOATO NICKEL(II), ZINC(II), AND CADMIUM(II) COMPLEXES WITH TETRAAZACYCLOALKANES
摘要:
Nickel(II), zinc(II), and cadmium(II) complexes of tetraazacycloalkane (L) (L = 1,4,8,11-tetramethyl-1,4,8,11-tetraazacyclotetradecane (L1), 7RS,14RS-5,5,7,12,12,14-hexamethyl-1,4,8,11-tetraazacyclotetradecane (L2), or 1,4,8,12-tetraazacyclopentadecane (L3)) react with nitroalkanes (RR’CHNO2 : R = R′ = H; R = H, R′ = CH3; R = R′ = CH3) in the presence of NEt3 to afford the nitroalkanoato complexes, [M(L)(O2NCRR’)]+ which have been characterized by IR, 1H and 13C NMR spectroscopy, and by X-ray analyses on three compounds.