Supplier Page from Thermo Fisher Scientific for 2-Methyl-2-butene, 90%, balance 2-Methyl-1-butene
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
2-Ethyl-1-hexanol, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific