Supplier Page from Thermo Fisher Scientific for Methyl Red, 0.02% w/v solution in methanol
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific