Supplier Page from Thermo Fisher Scientific for (R)-(+)-1,1'-Bi(2-naphthylamine), 97%
2-Ethylaniline, 98% from Thermo Fisher Scientific
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific