Supplier Page from Thermo Fisher Scientific for 1-Triethylsilyl-4-triethylsilyloxy-1-butyne, 97%
Dulcitol, 99+% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific