Supplier Page from Thermo Fisher Scientific for 1H-Indazole-6-carboxylic acid, 97%
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific