Supplier Page from Thermo Fisher Scientific for 2,4-Dichloro-5-methylbenzenesulfonyl chloride, 97%
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific