In situ hydrothermal synthesis of 2D mercury(I)-organic framework from 3-aminopyrazine-2-carboxylic acid and mercury(II) acetate

► The in situ formation of Hg22 +‏ dumbbell from mercury(II) acetates ► 2D-layer structure constructed from Hg22 + and bridging 3-aminopyrazine-2-carboxylate ► Assembly of the 2D compound into 3D supramolecular networks ► Hydrogen bonds and CH···N interactions