S1 Supporting Information Reverse solvatochromism in solvent binary mixtures: a case study using a 4-(nitrostyryl)phenolate as a probe Rafaela I. Stock, a Adriana D. S. Schramm, a Marcos C. Rezende b and Vanderlei G. Machado* , a a Departamento de Química, Universidade Federal de Santa Catarina, UFSC, CP 476, Florianópolis, SC, 88040-900, Brazil b Facultad de Química y Biología, Universidad de Santiago, Av. B. O’Higgins 3363, Santiago, Chile E-mail: vanderlei.machado@ufsc.br TABLE OF CONTENTS 1. Reagents 2. Instruments 3. Synthesis of the compounds 4. UV-vis measurements 5. IR, NMR and mass spectra Electronic Supplementary Material (ESI) for Physical Chemistry Chemical Physics. This journal is © the Owner Societies 2016