Supplier Page from Thermo Fisher Scientific for 1,4,7-Triazacyclononane trihydrochloride, 97%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
4-Fluoroaniline, 98% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific