Supplier Page from Thermo Fisher Scientific for 1-Bromo-3-methyl-2-butene, 90+%, stab. with silver
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific