Supplier Page from Thermo Fisher Scientific for (R)-(-)-5-(Hydroxymethyl)-2-pyrrolidinone, 99%
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific