Four compounds of phosphite ester and phosphoramide containing azido groups were synthesized. The molecular structure of the products has been confirmed by IR，1HNMR，FAB-MS and elemental analysis.

首了叠氮亚磷酸酯及叠氮磷胺类物，并用IR、1HNMR、FAB-MS及元素分物结构进行了鉴定。