Supplier Page from Thermo Fisher Scientific for 1H-Indene-3-carboxylic acid, 97%
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific