Supplier Page from Thermo Fisher Scientific for Sodium bis(trimethylsilyl)amide, 1M soln. in THF
1-Heptanol, 98% from Thermo Fisher Scientific
Hydroquinone, 99% from Thermo Fisher Scientific
L(+)-Lysine monohydrochloride, 99% from Thermo Fisher Scientific
Semicarbazide hydrochloride, 99+% from Thermo Fisher Scientific