For Sc and Be, the M(CH3OH) complex are short-lived species, rapidly rearrange to the thermodynamically less stable CH3OMH molecules, due to the low energy barrier for reaction (3).

• 对于Sc和Be，由于反应（3）的过渡态比反应物（M + CH3OH）能量低，因此金属原子与CH3OH直接生成CH3OMH。