Construction of one 2-D pillared-chained dysprosium-organic framework based on 3,4-quinolinedicarboxylic acid

► [Dy(3,4-qldc)(ox)0.5(H2O)2]n is the first LnIII compound containing 3,4-H2qldc. ► The compound is 2-D layer with 44 topology. ► The compound is constructed from 1-D Ln-3,4-qldc zigzag chains and ox2− pillars.