Supplier Page from Thermo Fisher Scientific for N-Boc-4-(Fmoc-amino)-L-phenylalanine, 95%
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific