Upon gentle treatment with SOCl2, hyperbranched polyester Boltorn H20 afforded a mixture of terminal polychlorides. The latter react with an excess of triphenylphosphine in boiling toluene to give a mixture of polyesters with terminal triphenylphosphonium fragments.
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Synthesis of new hyperbranched phosphorus-containing polyesters starting from Boltorn H20
Published: 16 November 2018 by MDPI in The 22nd International Electronic Conference on Synthetic Organic Chemistry session Polymer and Supramolecular Chemistry
Keywords: Boltorn H20, hyperbranched polyesters, phosphonium chlorides