STUDIES OF THE OXIDATION OF ELEMENTAL PHOSPHORUS BY SUBSTITUTED ORTHO-BENZOQUINONES

被引:12
作者
ANNAN, TA
TIAN, ZG
TUCK, DG
机构
来源
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS | 1991年 / 01期
关键词
D O I
10.1039/dt9910000019
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The phosphorus compounds P(O2C6R)2Br (R = Cl4, Br4 or Bu2H2) have been prepared by the reaction of P4, Br2 and the substituted o-benzoquinone RC6O2-o. There is no reaction between Bu2H2C6O2-o, P4 and Ph2Se2, but in the presence of catalytic quantities of Br2 the product is P(O2C6H2Bu2)2(SePh). ESR spectra identify the presence of the corresponding o-semiquinone species in these reactions. The C-13 and P-31 NMR spectra of these phosphoranes are reported, and compared with those of P(O2C6R)X3 (X3 = Ph3, Ph2Cl, Br3 or Cl3) prepared by the reaction of PX3 and RC6O2-o.
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页码:19 / 22
页数:4
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