Supplier Page from Thermo Fisher Scientific for Lithium metaborate, anhydrous, 99.9% (metals basis)
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific