Synthesis and Structure Characterization of Mn2(CO)6(μ—S2CP^iPr3) |
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引用本文: | 马永强,陈晓,李靖,谢庆兰,王宏根.Synthesis and Structure Characterization of Mn2(CO)6(μ—S2CP^iPr3)[J].结构化学,2003,22(1):39-42. |
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作者姓名: | 马永强 陈晓 李靖 谢庆兰 王宏根 |
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作者单位: | State Key Laboratory of Elemento-Organic Chemistry,Nankai University,Tianjin 300071,China |
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基金项目: | the National Natural Science Foundation of China (No.29672108) |
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摘 要: | 1INTRODUCTIONThechemistryofhomobinuclearcomplexeshasbeenaveryactivefieldofresearchinthepastdecadesbecauseoftheirnovelstructuresandapplicationsinorganicsynthesis1,2].Atthesametimephosphine-carbondisulfideadducts,S2CPR3,areveryversatileligandswithavarietyofcoo-rdinationmodestotransitionmetalcenters.Itisabletoformallydonatefrom2to8etoametalormetals3].AlthoughMn2(CO)6(m-S2CPiPr3)hasbeensynthesizedbyMiguelD.etal.4,5],nocrystallo-graphicdatatillnowareavailableforit.Inthispaperwewilldesc…
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关 键 词: | Mn2(CO)6(μ-S2CP^iPr3) 锰配合物 合成 晶体结构 表征 X射线衍射 |
Synthesis and Structure Characterization of Mn2(CO)6(μ-S2CPiPr3) |
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Abstract: | The homobinuclear compound Mn2(CO)6(u-S2CPiPr3) has been prepared by the reaction of BrMn(CO)3(u-S2CPiPr3) with NaMn(CO)5 in refluxing THF, and its structure was determined by single-crystal X-ray diffraction. Crystallographic data: C16H21Mn2O6PS2, Mr = 514.30, triclinic, space group Pīwith a = 9.293(3), b = 9.443(3), c = 12.977(4) A。, a = 83.633(5), b= 83.719(5), c= 73.399(5) V = 1081.1(6) A。3, Z = 2, Dc = 1.580 g/cm3, a = 1.463 mm-1, F(000) = 524, the final R = 0.0330 and wR = 0.0729 for 2945 observed reflections with I > 2o(I). The crystal structure determination shows that the ligand can be described as a η2(S, S') chelate to one manganese and a η3(S, C, S') pseudoallyl to the other manganese bridging the Mn-Mn bond asymmetrically. |
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Keywords: | synthesis homobinuclear crystal structure |
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