Please login first
Synthesis of new hyperbranched phosphorus-containing polyesters starting from Boltorn H20
1 , * 1, 2, 3 , 1
1  Kuban State University, 149 Stavropolskaya Str., Krasnodar 350040, Russian Federation
2  ChemEx Lab, Vladimir Dal’ Lugansk National University, Lugansk, 91034 Russia.
3  North-Caucasus Federal University, 1 Pushkina St., 355009 Stavropol, Russian Federation


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.

Keywords: Boltorn H20, hyperbranched polyesters, phosphonium chlorides