Supplier Page from Thermo Fisher Scientific for N-Chlorosuccinimide, 97%
2-Mesitylenesulfonyl chloride, 99% from Thermo Fisher Scientific
Benzalkonium chloride, alkyl distribution C8-C16, 50 wt% aqueous solution from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Melatonine, 99% from Thermo Fisher Scientific