Citation: Graham A. Bowmaker; Hans Hartl; Victoria Urban (2000). Crystal Structures and Vibrational Spectroscopy of [NBu4][Cu(CN)X] (X = Br, I) and [NBu4][Cu3(CN)4].CH3CN. Inorganic Chemistry, 39, pp. 4548-4554.
Formula: C34 H72 Br2 Cu2 N4
Chemical name: Tetra(n-butyl)ammonium bromo(cyano)cuprate(I)