These reactions proceed via the intermediacy of amides. Traditionally V(CO) is prepared in two-steps via the intermediacy of . These reactions proceed via the intermediacy of metal acyl hydrides. Such reactions proceed via the intermediacy of "cis"-dichlorobis(triphenylphosphine)platinum(II). The conversion involves the intermediacy of dichlorocarbene. It forms by two reductions of aspartic acid via the intermediacy of aspartate semialdehyde. In 1953 C labeling experiments provided strong support for the intermediacy of benzyne. Such catalysis is assumed to proceed via the intermediacy of carbene complexes. These cofactors catalyze unusual reactions involving the intermediacy of Co-C bonds. This conversion proceeds via the intermediacy of thiophosgene, CSCl. The oxidation involves radicals and the intermediacy of the hydroperoxide CHOH. Some specimens show some degree of intermediacy between rufous and white. This exchange was proposed to proceed via intermediacy of a thiazol-2-ylidene. Such reaction are assumed to involve the intermediacy of dihydrogen complexes. This reaction proceeds via the intermediacy of iron acyl complex.