5-(2-hydroxy-ethoxy)-7,7,8,8-tetramethyl-2,3-diphenyl-1,4,6,9-tetraoxa-5λ5-phospha-spiro[4.4]non-2-ene 在
sodium hydride 作用下,
以
四氢呋喃 为溶剂,
生成 (2,3-dimethyl-butane-2,3-diolato(2-)-
O,
O')-(1,2-diphenyl-ethene-1,2-diolato(2-)-
O,
O')-(ethane-1,2-diolato(2-)-
O,
O')-phosphate(1-); sodium salt