DEPROTONATION OF THE COMPLEXES [RU(ARENE)CP](+)PF6-(ARENE=C(6)ME(6) AND FLUORENE) - X-RAY CRYSTAL-STRUCTURE OF [RU(ETA(5)-C(6)ME(5)CH(2))CP] AND DETERMINATION OF THE PK(A) VALUES USING THE IRON ANALOGS

被引:21
作者
CASADO, CM
WAGNER, T
ASTRUC, D
机构
[1] UNIV BORDEAUX 1,CHIM ORGAN & ORGANOMET LAB,CNRS,URA 35,F-33405 TALENCE,FRANCE
[2] RHEIN WESTFAL TH AACHEN,INST ANORGAN CHEM,D-52074 AACHEN,GERMANY
关键词
IRON; RUTHENIUM; X-RAY STRUCTURE; DEPROTONATION;
D O I
10.1016/0022-328X(95)05785-N
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The ruthenium complexes [RuCp(C(6)Me(6))](+) (2) and [RuCp(fluorene)](+) (6)(PF6- salts throughout this communication) have been deprotonated to 4 and 7 respectively. The X-ray crystal structure of 4 shows an angle of 34.4 (9)degrees between the cyclohexadienyl plane and the plane defined by C(11), C(12) and C(16). The pK(a) values of 2 and 6 were determined by the direct method using the analogous iron complexes and indicate promising proton-reservoir properties.
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页码:143 / 145
页数:3
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