S1 Supplementary Supporting Information Interplay of Monomer, Intra- and Intermolecular Excimer Fluorescence in Cyclophanes and Selective Recognition of Methanol Vapors Paramjyothi C. Nandajan, Prakash P. Neelakandan and Danaboyina Ramaiah* Photosciences and Photonics, Chemical Sciences and Technology Division, CSIR-National Institute for Interdisciplinary Science and Technology (CSIR-NIIST), Trivandrum 695 019, INDIA Tel: (+91) 471 2515362; Fax: (+91) 2491712 E-mail: rama@niist.res.in or d.ramaiah@gmail.com Sl. No. Page 1 Experimental techniques S2 2 Synthesis of 1-3 S2 3 Table S1 showing crystallographic data of cyclophanes 1 and 2 S4 2 Figure S1 showing unit cells of cyclophanes 1 and 2 S5 3 Figure S2 showing absorption spectra of 1-3 in methanol S5 4 Figure S3 showing fluorescence spectra of 1-3 in water S6 5 Figure S4 showing absorption spectra of 1-3 in the solid state S6 6 Figure S5 showing fluorescence excitation spectra of 1-3 in the solid state S7 7 Figure S6 showing fluorescence anisotropy decay of 1 in water S7 8 Figure S7 showing fluorescence anisotropy decay of 1 in solid state S8 9 Figure S8 showing fluorescence images of 1 in the presence of various solvent vapours S8 Electronic Supplementary Material (ESI) for RSC Advances This journal is © The Royal Society of Chemistry 2013