Diphenyl 3,5-di-tert-octyl-4-hydroxybenzylphosphonate 、 3,9-Bis-(3,5-di-tert-octyl-4-hydroxybenzyl)-3,9-dioxo-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5,5]undecane 生成
3,9-Bis-(3,5-di-tert.-butyl-4-hydroxybenzyl)-3,9-dioxo-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5,5]undecane