p-tert-Butylthiacalix[4]arene-supported high-nuclearity {Co24M8} (M = Mo or W) nanospheres and the hybrids with Keggin polyoxometalates†
Abstract
Two hybrid assembies (3 and 4) with two kind of nanoscaled cluster units, the spherical [Co24(TC4A)6(MO4)8Cl6]2+