The title compound, (C12H18N)(2)[HgCl4], contains a distorted tetrachl
oromercurate tetrahedron, with Hg-Cl distances ranging from 2.424(3) t
o 2.614(2)Angstrom. Variations can be attributed to the presence of hy
drogen bonding. The anions and cations are connected by N-H ... Cl bon
ds, building a two-dimensional network.