Supplier Page from Thermo Fisher Scientific for 2,5-Dimethoxyphenyl isocyanate, 99%
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific