Supplier Page from Thermo Fisher Scientific for 2,2,2-Trimethoxy-4,5-dimethyl-1,3,2-dioxaphospholene, 97%
2-Ethylaniline, 98% from Thermo Fisher Scientific
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific