Supplier Page from Thermo Fisher Scientific for (-)-Diisopropyl D-tartrate, 98%
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
4-Aminophenylacetic acid, 98% from Thermo Fisher Scientific
Imidazole, 99% from Thermo Fisher Scientific
L-Serine methyl ester hydrochloride, 98% from Thermo Fisher Scientific