Supporting Information Available Fluorescent 2-(pyridin-2-yl)vinyl pyridine dyes and their thermo-controlled release Agnieszka Witkowska 1 , Jolanta Brzezinska 1 , Tomasz Pędziński 2 , Marcin K. Chmielewski 1,3 * 1 Institute of Bioorganic Chemistry, Polish Academy of Sciences, Noskowskiego 12/14, 61-704 Poznań, Poland 2 University of Adam Mickiewicz, Faculty of Chemistry, Umultowska 89B, 61-614 Poznań, Poland 3 FutureSynthesis sp. z o.o., ul. Rubież 46H, 61-612 Poznań Table of Contents: (1) Optimization of Heck cross-coupling reaction .………………...S2 (2) Time and temperature dependance of PvP releasing ……………...S3-S5 (3) PvP releasing form labeled oligomer …………………S6 (4) X-ray crystallographic data …………...…S7-S9 (5) 1 H, 13 C, 19 F, 31 P NMR and MS spectra …………...S10-S68 (6) Absorption and emission spectra of fluorescent compounds …..……….S69-S90