Supplier Page from Thermo Fisher Scientific for N,O-Bis(trimethylsilyl)trifluoroacetamide, with 1% trimethylsilyl chloride
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific