Extraordinarily Large Ferromagnetic Coupling (J≥150 cm-1 ) by Electron Delocalization in a Heterometallic Mo≣Mo-Ni Chain Complex.The new heterometallic chain compounds Mo2 Ni(dpa)4 Cl2 (1) and [Mo2 Ni(dpa)4 Cl2 ]OTf (2) (dpa=2,2'-dipyridylamine) have been prepared and studied by crystallography and magnetic susceptibility, among other methods. 
THERM