Supplier Page from Thermo Fisher Scientific for Sodium sulfide hydrate, 60-64%, extra pure, scales
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific