Design and hydrothermal synthesis of an unprecedented luminescent (7,7)-connected binodal potassium-pyrazolate coordination framework

Department of Chemistry, University College of Science, University of Calcutta,

92, Acharya Prafulla Chandra Road, Kolkata-700 009, India

E-mail : atanujanaic@gmail.com

Polymer Science Unit, Indian Association for the Cultivation of Science, Jadavpur, Kolkata-700 032, India

Manuscript received online 01 March 2014, revised 14 March 2014, accepted 23 March 2014

A novel compound (KHL)_n [KHL = potassium 5-carboxy-1H-pyrazole-3-carboxylate] has been synthesized following a unique “green” methodology, which is a (7,7)-connected binodal network with {4¹⁵.6⁶}{4¹⁷.6⁴} topology of potassium-pyrazolate coordination framework with strong fluorescence behaviour.