S1 Supporting Information for Versatile coordinating abilities of acyclic N 4 and N 2 P 2 ligand frameworks in conjunction with Sn[N(SiMe 3 ) 2 ] 2 Ravindra K. Raut a , Padmini Sahoo a , Dipti Chimnapure a and Moumita Majumdar* a Contents 1. Plots of NMR spectra S2 2. UV-Vis Spectra S17 3. 4. DFT calculation X-ray Data S18 S28 Department of Chemistry, Indian Institute of Science, Education and Research, Pune Pune-411008, Maharashtra India E-mail: moumitam@iiserpune.ac.in Electronic Supplementary Material (ESI) for Dalton Transactions. This journal is © The Royal Society of Chemistry 2019