Supplier Page from Thermo Fisher Scientific for Nitric acid, extra pure, 60% solution in water
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl L(-)-lactate, 97% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific