Supplier Page from Thermo Fisher Scientific for Nµa-Boc-Nµw-(4-methoxy-2,3,6-trimethylphenylsulfonyl)-L-arginine, 98%
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific