Supplier Page from Thermo Fisher Scientific for Benzamidine hydrochloride hydrate, 99%, water ca 10-14%
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl phenylcyanoacetate, 97% from Thermo Fisher Scientific