A novel molecular probe for identifying properties of supported transitionmetals and metal oxides catalysts was established.The catalytic mechanism oftransition
The cluster compound[Mo<sub>4</sub>S<sub>4</sub>(μ-O<sub>2</sub>CC<sub>5</sub>H<sub>5</sub>)<sub>2</sub>(dtp)<sub>4</sub>](dtp=S<sub>2</sub>P(OEt)<sub>2&