化学学报 ›› 1990, Vol. 48 ›› Issue (7): 726-730. 上一篇    

研究论文

2,4,5-三氧-1,3,2,4-二氮二磷杂环戊烷衍生物的合成和结构

陈茹玉;程磊峰   

  1. 南开大学元素有机化学研究所
  • 发布日期:1990-07-15

Synthesis and structure of 2, 4, 5-trioxo-1, 3, 2, 4-diazadiphospholanes

CHEN RUYU;CHENG LEIFENG   

  • Published:1990-07-15

本文报道了七个新的2,4,5-三氧-1,3,2,4-二氮二磷杂环戊烷衍生物的制备, 产物的结构经IR, ^1H和^31P NMR, MS以及元素分析证实, 并利用^31P NMR和GC-MS区分了化合物的顺式和反式异构体。

关键词: 红外分光光度法, 质谱法, 核磁共振谱法, 氮杂环化合物, 质子磁共振谱法, 异构体, 磷杂环化合物, 环戊烷

Seven new diphosphorus heterocyclic compounds 2,4,5-diazadiphospholanes I (R = H, alkyl, halo, MeO, Me2N) were prepared by cyclocondensation of Me2CHNHP(O)(OEt)CONHMe with 4-RC6H4PCl2 followed by oxidation with DMSO. The existence of cis- and trans-isomers in these compounds was proved by 31P NMR and GC-MS.

Key words: INFRARED SPECTROPHOTOMETRY, MASS SPECTROGRAPHY, NMR SPECTROMETRY, NITROGEN HETEROCYCLICS, PROTON MAGNETIC RESONANCE SPECTROMETRY, ISOMER, PHOSPHOROUS HETEROCYCLIC COMPOUNDS, CYCLOPENTANE

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