Supplier Page from Thermo Fisher Scientific for Trimethyloxonium tetrafluoroborate, 96%
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
2-Mesitylenesulfonyl chloride, 99% from Thermo Fisher Scientific
D-Cystine, 98% from Thermo Fisher Scientific
L(+)-Prolinol, 95% from Thermo Fisher Scientific