Supplier Page from Thermo Fisher Scientific for Mesityl oxide, 90+%, remainder 4-methyl-4-penten-2-one
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific