ELECTROCHEMICAL STUDIES ON ORGANOMETALLIC COMPOUNDS .41. ELECTROGENERATION AND ESR CHARACTERIZATION OF [NB(ETA-5-C5H4SIME3)2CL(P(OME)3)]+

被引:12
作者
LUCAS, D
MUGNIER, Y
ANTINOLO, A
OTERO, A
FAJARDO, M
机构
[1] FAC SCI DIJON, CNRS,SYNTH & ELECTROSYNTH ORGANOMET LAB,URA 33, 6 BD GABRIEL, F-21000 DIJON, FRANCE
[2] UNIV CASTILLA LA MANCHA, DEPT QUIM INORGAN, E-13071 CIUDAD REAL, SPAIN
[3] UNIV ALCALA DE HENARES, DEPT QUIM INORGAN, E-28871 ALCALA DE HENARES, SPAIN
关键词
D O I
10.1016/0022-328X(92)83407-9
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
In tetrahydrofuran with 0.2 M NaBPh4 as supporting electrolyte, the one-electron oxidation at -0.4 V relative to an aqueous saturated calomel electrode (SCE) of the electrogenetated species [Nb(eta-5-C5H4SiMe3)2{CIP(OMe)3}] (3) yields the cationic niobium(IV) complex [Nb(eta-5-C5H4SiMe3)2-Cl{P(OMe)3}]+ (4), which has been characterized by ESR spectroscopy. 4 can also be obtained by chemical oxidation of 3.
引用
收藏
页码:C3 / C7
页数:5
相关论文
共 14 条
[1]   SYNTHESIS AND ELECTROSYNTHESIS OF BIS-SILYLATED CYCLOPENTADIENYLNIOBIUM(V) CATIONIC COMPLEXES - THEIR REACTIONS AND STRUCTURAL CHARACTERIZATION [J].
ANTINOLO, A ;
FAJARDO, M ;
OTERO, A ;
MUGNIER, Y ;
NABAOUI, H ;
MOURAD, H .
JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1991, 414 (02) :155-164
[2]   PREPARATION OF CARBONYL, HALOGENO, AND ALKYL NIOBOCENE COMPLEXES AND THEIR REACTIONS WITH OXYGEN - CRYSTAL-STRUCTURES OF [NB(ETA-C5H4SIME3)2CL2], [NB(ETA-C5H4SIME3)2(O)ME], AND [NB(ETA-C5H4SIME3)2(C6F5)(CO)] [J].
ANTINOLO, A ;
DEILARDUYA, JM ;
OTERO, A ;
ROYO, P ;
LANFREDI, AMM ;
TIRIPICCHIO, A .
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 1988, (11) :2685-2693
[3]   EARLY-TRANSITION-METAL KETENIMINE COMPLEXES - SYNTHESIS, REACTIVITY, AND STRUCTURAL CHARACTERIZATION OF COMPLEXES WITH ETA-2(C,N)-KETENIMINE GROUPS BOUND TO THE HALOGENOBIS((TRIMETHYLSILYL)CYCLOPENTADIENYL)NIOBIUM UNIT - X-RAY STRUCTURE OF NB(ETA-5-C5H4SIME3)2CL(ETA-2(C,N)-PHN=C=CPH2) [J].
ANTINOLO, A ;
FAJARDO, M ;
MARDOMINGO, CL ;
OTERO, A ;
MOURAD, Y ;
MUGNIER, Y ;
SANZAPARICIO, J ;
FONSECA, I ;
FLORENCIO, F .
ORGANOMETALLICS, 1990, 9 (11) :2919-2925
[4]   NEW DICYCLOPENTADIENYL PHOSPHINE, PHOSPHITE, AND ACETYLENE NIOBIUM(III) COMPLEXES - CRYSTAL-STRUCTURE OF [NB(ETA-C5H4SIME3)2CL(PHC=CPH)] [J].
ANTINOLO, A ;
GOMEZSAL, P ;
DEILARDUYA, JM ;
OTERO, A ;
ROYO, P ;
CARRERA, SM ;
BLANCO, SG .
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 1987, (05) :975-980
[5]   PREPARATION AND REACTION CHEMISTRY OF TRIMETHYLSILYL DERIVATIVES OF NIOBIUM - REDOX CHEMISTRY OF (ETA-5-C5H5)2NB(SIME3)CL AND X-RAY STRUCTURES OF (ETA-5-C5H5)2NB(SIME3)(ETA-2-C2H4) AND [(ETA-5-C5H5)2NB(CH2SIME3)CL]PF6 [J].
ARNOLD, J ;
TILLEY, TD ;
RHEINGOLD, AL ;
GEIB, SJ .
ORGANOMETALLICS, 1987, 6 (03) :473-479
[6]   ELECTRON-SPIN RESONANCE STUDIES OF SOME BIS(CYCLOPENTADIENYL) COMPLEXES OF VANADIUM(IV) AND NIOBIUM(IV) [J].
CASEY, AT ;
RAYNOR, JB .
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 1983, (09) :2057-2062
[7]   ELECTROCHEMICAL STUDY ON ORGANOMETALLIC COMPOUNDS .10. ELECTROCHEMICAL OXIDATION OF (NU-5-CP)2NBCL2 - SINGULAR EVOLUTION OF THE CATIONIC SPACE (NU-5-CP)2NBCL2+ [J].
FAKHR, A ;
MUGNIER, Y ;
BROUSSIER, R ;
GAUTHERON, B .
JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1985, 279 (03) :C15-C18
[8]   REACTIONS OF METALLOCENE NIOBIUM(III) ISOCYANIDE COMPLEXES WITH OXIDIZING REAGENTS [J].
GOMEZ, M ;
DEILARDUYA, JMM ;
ROYO, P .
JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1989, 369 (02) :197-204
[9]   ELECTROCHEMICAL STUDIES ON ORGANOMETALLIC COMPOUNDS .40. REACTIVITY OF ORGANOMETALLIC NIOBIUM COMPLEXES TOWARDS DIPHENYLACETALDEHYDE - ELECTROGENERATION AND ESR CHARACTERIZATION OF [NB(ETA-5-C5H4SIME3)2(ETA-2-PH2CHCHO-C,O)] [J].
LUCAS, D ;
CHOLLET, H ;
MUGNIER, Y ;
ANTINOLO, A ;
OTERO, A ;
FAJARDO, M .
JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1992, 426 (01) :C4-C7
[10]   ELECTROCHEMICAL STUDIES ON ORGANOMETALLIC COMPOUNDS .32. PSEUDO-REVERSIBILITY OF THE 1ST REDUCTION STAGE OF NB[ETA-5-1,3-C5H3(SIME3)2]2CL2 [J].
NABAOUI, H ;
MUGNIER, Y ;
FAKHR, A ;
LAVIRON, E ;
ANTINOLO, A ;
JALON, FA ;
FAJARDO, M ;
OTERO, A .
JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1989, 375 (01) :67-72