Supplier Page from Thermo Fisher Scientific for (R)-N-BOC-Propargylglycine, 95%, 98% ee
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific