Supplier Page from Thermo Fisher Scientific for 1-Naphthylacetic acid, 96%, may cont. up to 4% 2-isomer
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific