8,8-dimethyl-1,4,6-trioxa-9-aza-5λ5-phospha-spiro[4.4]nonan-7-one

2-(1-imidazolyl)-1,3,2-dioxaphospholane

1-(1,3,2-dioxaphospholan-2-yl)pyrrole

2-(苯氧基)-1,3,2-二氧杂磷杂环戊烷

甲醇钠