Supplier Page from Thermo Fisher Scientific for Hydrazine hydrate, 55% (Hydrazine, 35%)
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
2-Ethyl-1-hexanol, 99% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific