Crystal data for [Pt(CNC₂H₅)₄] [Pt(CN)₄]

X-ray powder data of tetrakis(ethyl isocyanide)platinum(II) tetracyanoplatinate(II), [Pt(CNC₂H₅)₄] [Pt(CN)₄], C₁₂H₂₀N₄Pt²⁺. C₄N₄Pt^2-, are given. A tetragonal unit-cell with lattice constants of a = 9.223 (30) and c = 3.339 (1) Å is suggested.