Synthesis of Novel Phosphorus-Containing calix[4]resorcinols Based on Polyphenols with Phosphonium Fragment. - Knyazeva, Irina R.; Sokolova, Victoria I.; Sharafutdinova, Dilyara R.; Burilov, Alexander R.; Pudovik, Michael A.; Gazizov, Mukattis B. (Heteroatom Chemistry, 2015)