Summary
p-(2,3-Dicyano-2,3-dicarbomethoxycyclopropyl)phenyl acrylate 3a and methacrylate 3b were prepared by the reactions of methyl bromocyanoacetate with methyl acryloyloxybenzylidenecyanoacetate 2a or methyl p-methacryloyloxybenzylidenecyanoacetate 2b, respectively. Monomers 3a and 3b were polymerized with free-radical initiators to obtain polymers with multicyanocyclopropane functionalities in the pendant group. The resulting polymers 4a-b were soluble in acetone and the inherent viscosities were in the range of 0.15–0.25 dL/g. Solution-cast films were brittle, showing Tg values in the range of 120–150°C.
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Lee, JY., Kim, KA., Padias, A.B. et al. Synthesis and radical polymerization of p-(2,3-dicyano-2,3-dicarbomethoxycyclopropyl)phenyl acrylate and methacrylate. Polymer Bulletin 31, 517–522 (1993). https://doi.org/10.1007/BF00297886
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DOI: https://doi.org/10.1007/BF00297886