β-Ethoxyethyl Cyanoacrylate

This, or the closely related 2-Methoxyethyl 2-Cyanoacrylate, is the most commonly known odorless, non-blooming liquid CA.

It is already established in commercial CA based adhesives. It is a hydrophilic monomer. See also US4,321,180 (Toagosei Chem Ind. Co.) and Synthesis and Characterisation of Ethoxyethyl α-Cyanoacrylate and Reaction Intermediates, Y-H Hwang et al., J Appl. Polym. Sci., 87, 1758, 2003.