Anal. Chem. 1997, 69, 1262-1264
Fluorescent Probes for Monitoring Temperature in Organic Solvents Jianfeng Lou, T. Alan Hatton,* and Paul E. Laibinis*
Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139
We report two fluorophores, N-(1-pyrenylmethyl)-1pyrenebutanamide and N-(1-pyrenylmethyl)-1-pyreneacetamide, that exhibit temperature-dependent emission spectra over the temperature range of 20-100 °C. The fluorophores are readily synthesized via a one-pot process and can be used in dilute form (