The acidity and coordination properties of carbamylmethylenephosphonate ligands: Synthesis and molecular structure of dialkyl N,N-diethylcarbamylmethylenephosphonate mercury(II) nitrate complexes
作者:S.M. Bowen、E.N. Duesler、R.T. Paine、C.F. Campana
DOI:10.1016/s0020-1693(00)87307-7
日期:1982.1
e mercury(II) nitrate complexes, Hg[(RO) 2 P(O)CHC(O)N(C 2 H 5 ) 2 ](NO 3 ), have been prepared from the combination of acidic aqueous Hg(NO 3 ) 2 and the respective neutral phosphonate ligands in hexane or benzene and characterized by infrared and 1 H, 13 C 1 H} and 31 P NMR spectroscopy. The crystal and molecular structure of diethyl N,N-diethylcarbamylmethylenephosphonate mercury(II) nitrate, [Hg(DEDECMP-H)NO
摘要氨基甲酰基亚甲基膦酸酯配体(RO)2 P(O)CH 2 C(O)N(C 2 H 5)2的酸度和配位性能,R = C 2 H 5,iC 3 H 7,nC 4 H 9和nC 6 H 13,已被调查。配体与Na或NaH在苯,己烷或THF中的反应导致形成阴离子碱(RO)2 P(O)CHC(O)N(C 2 H 5)-2,其特征在于光谱方法。N,N-N-二乙基氨基甲酰基亚甲基膦酸二烷基酯硝酸汞(II)配合物Hg [(RO)2 P(O)CHC(O)N(C 2 H 5)2](NO 3)的制备是通过酸性水溶液的组合Hg(NO 3)2和各自的中性膦酸酯配体在己烷或苯中的特征在于,通过红外光谱和1 H,13 C 1 H}和31 P NMR光谱进行表征。N,N-二乙基氨基甲酰基亚甲基膦酸二乙酯硝酸汞的晶体和分子结构,[Hg(DEDECMP-H)NO 3] C 10 H 21 N 2 O 7 PHg由计算机自