Supplier Page from Thermo Fisher Scientific for 2,2-Dimethoxypropane, 98%
2-Mesitylenesulfonyl chloride, 99% from Thermo Fisher Scientific
D-Cystine, 98% from Thermo Fisher Scientific
DL-Glutamic acid monohydrate, 98+% from Thermo Fisher Scientific
L(+)-Lysine monohydrochloride, 99% from Thermo Fisher Scientific