Supporting Information A Theoretical Investigation on Boron-Ligand Cooperation to Activate Molecular Hydrogen by a Frustrated Lewis Pair and Subsequent Reduction of Carbon dioxide Manas Ghara, 1 Sudip Pan 2,* and Pratim K. Chattaraj 1,3,* 1 Department of Chemistry and Center for Theoretical Studies, Indian Institute of Technology Kharagpur, Kharagpur-721302, India 2 Fachbereich Chemie, Philipps-Universität Marburg Hans-Meerwein-Straße, 35032 Marburg, Germany 3 Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai-400076, India *Corresponding authors: pans@staff.uni-marburg.de (SP); pkc@chem.iitkgp.ac.in , pratim.chattaraj@gmail.com (PKC:ORCID-0000-0002-5650-7666) Electronic Supplementary Material (ESI) for Physical Chemistry Chemical Physics. This journal is © the Owner Societies 2019