Supplier Page from Thermo Fisher Scientific for 5-(Tri-n-butylstannyl)pyrimidine, 96%
Ethyl cyanoformate, 99% from Thermo Fisher Scientific
L-Alanine, 99% from Thermo Fisher Scientific
Maleic acid, 99% from Thermo Fisher Scientific
Methyl 4-chlorobutyrate, 98+% from Thermo Fisher Scientific