Synthesis and structural characterization of stable hydride-alkylidene complexes of iridium(III)

被引:29
作者
Alias, FM
Poveda, ML
Sellin, M
Carmona, E
Gutierrez-Puebla, E
Monge, A
机构
[1] Univ Sevilla, CSIC, Dept Quim Inorgan, Inst Invest Quim, Seville 41092, Spain
[2] CSIC, Inst Ciencia Mat, E-28049 Madrid, Spain
关键词
D O I
10.1021/om980313r
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The protonation of the iridapyrrole complex Tp(Me2)(H)Ir[C(Me)=(Me)=NH] allows the isolation of the two possible stereoisomers of the chelating Ir-(III) alkylidene [Tp(Me2)(H)Ir(=C(Me)CH(Me)C(Me)=NH)] [BAr4'] (2; Ar' = 3,5-C6H3(CF3)(2)). They undergo easy and reversible hydride migration onto the electrophilic carbene atom.
引用
收藏
页码:4124 / 4126
页数:3
相关论文
共 31 条
[1]   Electrophilic cationic ethylidene complexes of Ir(III).: Comparative α-migratory insertion processes into hydride and ethyl groups [J].
Alías, FM ;
Poveda, ML ;
Sellin, M ;
Carmona, E .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1998, 120 (23) :5816-5817
[2]   Formation of hydrido-eta(3)-allyl complexes of Ir-III by sequential olefinic C-H bond activation and C-C coupling of alkenyl and olefin ligands [J].
Alvarado, Y ;
Boutry, O ;
Gutierrez, E ;
Monge, A ;
Nicasio, MC ;
Poveda, ML ;
Perez, PJ ;
Ruiz, C ;
Bianchini, C ;
Carmona, E .
CHEMISTRY-A EUROPEAN JOURNAL, 1997, 3 (06) :860-873
[3]   Iridapyrrole complexes via formal 3+2 cycloaddition of iridium alkenyls to acetonitrile [J].
Alvarado, Y ;
Daff, PJ ;
Perez, PJ ;
Poveda, ML ;
SanchezDelgado, R ;
Carmona, E .
ORGANOMETALLICS, 1996, 15 (09) :2192-2194
[4]   PHOTOCHEMICAL ISOMERIZATION OF METAL ETHENE TO METAL VINYL HYDRIDE COMPLEXES - A MATRIX-ISOLATION AND SOLUTION NMR-STUDY [J].
BELL, TW ;
HADDLETON, DM ;
MCCAMLEY, A ;
PARTRIDGE, MG ;
PERUTZ, RN ;
WILLNER, H .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1990, 112 (25) :9212-9226
[5]   ELECTROPHILIC ADDITION TO AN IRIDATHIACYCLOPENTENE COMPLEX - SYNTHESIS OF THE 1ST METALLATHIOPHENE [J].
BLEEKE, JR ;
ORTWERTH, MF ;
CHIANG, MY .
ORGANOMETALLICS, 1993, 12 (04) :985-987
[6]   Synthesis, structure, and reactivity of iridacyclohexadienone and iridaphenol complexes [J].
Bleeke, JR ;
Behm, R .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1997, 119 (36) :8503-8511
[7]   SYNTHESIS, STRUCTURE, AND ALKYLATION OF CHIRAL VINYLRHENIUM COMPLEXES (ETA-5-C5H5)RE(NO)(PPH3)(CX=CHR) (X = H, OCH3) - A MECHANISTIC STUDY OF 1,3-ASYMMETRIC INDUCTION FROM RHENIUM TO CARBON [J].
BODNER, GS ;
SMITH, DE ;
HATTON, WG ;
HEAH, PC ;
GEORGIOU, S ;
RHEINGOLD, AL ;
GEIB, SJ ;
HUTCHINSON, JP ;
GLADYSZ, JA .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1987, 109 (25) :7688-7705
[8]   [(3,5-(CF3)2C6H3)4B]-[H(OET2)2]+ - A CONVENIENT REAGENT FOR GENERATION AND STABILIZATION OF CATIONIC, HIGHLY ELECTROPHILIC ORGANOMETALLIC COMPLEXES [J].
BROOKHART, M ;
GRANT, B ;
VOLPE, AF .
ORGANOMETALLICS, 1992, 11 (11) :3920-3922
[9]   ORGANOMETALLIC CHEMISTRY OF VINYLIDENE AND RELATED UNSATURATED CARBENES [J].
BRUCE, MI .
CHEMICAL REVIEWS, 1991, 91 (02) :197-257
[10]   COMPETITIVE ALPHA-ELIMINATION AND BETA-ELIMINATION IN AN IRIDIUM ALKYL [J].
BURK, MJ ;
MCGRATH, MP ;
CRABTREE, RH .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1988, 110 (02) :620-620