Trihexyltetradecylphosphonium chloride p66614cl

Trihexyltetradecylphosphonium chloride (P₆₆₆₁₄Cl) was purchased from Sigma-Aldrich (St. Louis, MO), and porphyrin (TCPP) was purchased from Tokyo Chemical Industry (Tokyo, Japan). FA was purchased from Calbiochem (San Diego, CA). 1,3-Diphenylisobenzofuran (DPBF) and 9,10-anthracenediylbis(methylene)dimalonic acid (ABDA) were purchased from Sigma-Aldrich. Sodium hydroxide and methylene blue (MB) were purchased from VWR (Radnor, PA). All chemicals were used as received, and only TCPP was modified prior to the IMs synthesis. Triply deionized water (18.2 MΩ cm) was obtained using a Purelab Ultrapure water purification system (ELGA, Woodridge, IL). Dichloromethane (DCM) and ethanol were of ACS grade and purchased from Thermo Fisher (Waltham, MA). MTT (3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide) and PBS buffer (pH 7.4) and dimethyl sulfoxide (DMSO) were purchased from Sigma-Aldrich. DMSO was filtered through a 0.2 μm polytetrafluoroethylene (PTFE) filter prior to use.