Supplier Page from Thermo Fisher Scientific for 2,4-Pyridinedicarboxylic acid hydrate, 99+%
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl bromopyruvate, 80-85% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific