Supplier Page from Thermo Fisher Scientific for Potassium tert-butoxide, 2M (25% w/w) solution in 2-MeTHF, AcroSeal®
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific