Summary
The reaction of diglycidylaniline (DGA) and N-methylaniline (NMA) was investigated by means of HPLC, and the products were identified by mass spectrometry. A number of cyclic products is formed. An eight-membered ring formed by the intramolecular reaction of the secondary amino group and the epoxy group in the DGA-aniline monoadduct is the main cyclic product. The monoadduct DGA-NMA yields a seven-membered ring by internal etherification only after the amine has been consumed.
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Matějka, L., Tkaczyk, M., Pokorný, S. et al. Cyclization in the reaction between diglycidylaniline and amine. Polymer Bulletin 15, 389–396 (1986). https://doi.org/10.1007/BF00265719
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DOI: https://doi.org/10.1007/BF00265719