Preparation of a five-co-ordinate platinum–π-ethylene complex: (biacetyl bismethylphenylhydrazone)dichloro-π-ethyleneplatinum(II)

Abstract
Reaction of K[PtCl3(C2H4)] with biacetyl bis-methylphenylhydrazone leads to (biacetyl bismethylphenylhydrazone)dichloro-π-ethyleneplatinum(II), a trigonal bipyramidal complex with two chlorine atoms in the apical positions.