Supplier Page from Thermo Fisher Scientific for 2-Nitrobenzenesulfonyl chloride, 97%
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific