Supplier Page from Thermo Fisher Scientific for Methyl Red, 0.02% w/v solution in methanol
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl phenylcyanoacetate, 97% from Thermo Fisher Scientific
Fluorobenzene, 99% from Thermo Fisher Scientific