作者:C. Laurenco、R. Burgada
DOI:10.1016/0040-4020(76)85141-1
日期:1976.1
vinyl ether gives a spirophosphorane containing a PC bond, 5-(β-ethosyethyl)-1,4,6,9-tetra-oxa-5-phospha(V) spiro[4,4]nonane 2 (radical reaction), and a tricoordinated phosphorus compound, 2-(3,5-di-oxa-4-methylheptanoxyl)-1,3,2-dioxaphospholane 3 (ionic reaction). 2,2,3,3,7,7,9-Heptamethyl-1,4,6-trioxa-9-aza-5-phospha(V) spiro[4,4]nonane 6 gives exclusively a spirophosphorane containing a PC bond
1,4,6,9-四氧杂-5-磷(V)螺[4,4]壬烷1与乙基乙烯基醚的反应生成了一个含有PC键,5-(β-乙氧基乙基)-1的螺正膦,4,6,9-四-氧杂-5-磷(V)螺[4,4]壬烷2(自由基反应)和三配位磷化合物2-(3,5-二-氧杂-4-甲基庚烷氧基)-1,3,2-二氧戊环3(离子反应)。2,2,3,3,7,7,9-庚甲基-1,4,6-三氧九-9-氮杂-5-磷(V)螺[4,4]壬烷6仅给出含有P的螺磷烷C键,5(β-乙氧基乙基)-2,2,3,3,7,7,9-七甲基-1,4,6-三氧-9-氮杂-5-磷(V)螺[4,4]壬烷7。反应1与醇或乙二醇和烯胺一起使用时,通过氧化还原缩合反应生成五氧螺磷烷和胺。提出了这些反应的建议机制。