Supplier Page from Thermo Fisher Scientific for 5-Aminopyrazine-2-carboxylic acid, 95%
1-Ethylpiperidine, 99% from Thermo Fisher Scientific
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific