Supplier Page from Thermo Fisher Scientific for 2'-Hydroxy-5'-methoxyacetophenone, 99%
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific