CYCLOMETALATED PLATINUM(II) AND PLATINUM(IV) COMPOUNDS OF N-BENZYLIDENE-2-CHLOROBENZYLAMINE - CRYSTAL-STRUCTURE OF [PTME(PPH3)(C6H4CH=NCH2C6H4CL-2)]

被引:16
作者
CRESPO, M [1 ]
SOLANS, X [1 ]
FONTBARDIA, M [1 ]
机构
[1] UNIV BARCELONA,DEPT CRISTALLOG MINERAL & DIPOSITS MINERALS,E-08028 BARCELONA,SPAIN
关键词
PLATINUM; X-RAY STRUCTURE; CYCLOMETALATED PLATINUM(II); (IV); IMINE; OXIDATIVE ADDITION;
D O I
10.1016/0022-328X(94)87163-9
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The cyclometallated compound [PtMe(SMe2)(C6H4CH=NCH2C6H4Cl-2)] (1) undergoes a displacement reaction with PPh3 to yield a cyclometallated platinum(II) compound [PtMe(PPh3)(C6H4CH=NCH2C6H4Cl-2)] (2), which has been characterized crystallographically. Complex 2 crystallizes in the monoclinic space group C2/c, with a = 38.402(4) angstrom, b = 7.993(3) angstrom, c = 18.563(3) angstrom, beta = 101.34(3)-degrees and Z = 8. The reaction of 1 with 1,2-bis(diphenylphosphino)ethane (dppe) yields [PtMe(dppe)-(C6H4CH=NCH2C6H4Cl-2)] (3) containing an unidentate C donor imine ligand and a chelating diphosphine. Oxidative addition of methyl iodide to 1 yields a cyclometallated platinum(IV) compound [PtMe2I(SMe2)(C6H4CH=NCH2C6H4Cl-2)] (4), which undergoes a displacement reaction of SMe2 by PPh3 to yield [PtMe2I(PPh3)(C6H4CH=NCH2C6H4Cl-2)] (5). Compound 5 can also be obtained by oxidative addition of methyl iodide to 2. The stereochemistry of compounds 4 and 5 is discussed.
引用
收藏
页码:187 / 192
页数:6
相关论文
共 33 条
  • [1] CYCLOMETALLATION REACTIONS OF N-(BENZYLIDENE)-BENZYLAMINES WITH PALLADIUM COMPOUNDS
    ALBERT, J
    GRANELL, J
    SALES, J
    [J]. JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1984, 273 (03) : 393 - 399
  • [2] CYCLOPALLADATION OF N-MESITYLBENZYLIDENEAMINES - AROMATIC VERSUS ALIPHATIC C-H ACTIVATION
    ALBERT, J
    CEDER, RM
    GOMEZ, M
    GRANELL, J
    SALES, J
    [J]. ORGANOMETALLICS, 1992, 11 (04) : 1536 - 1541
  • [3] COMPETITION BETWEEN INTRAMOLECULAR OXIDATIVE ADDITION AND ORTHO METALATION IN ORGANOPLATINUM(II) COMPOUNDS - ACTIVATION OF ARYL HALOGEN BONDS
    ANDERSON, CM
    CRESPO, M
    JENNINGS, MC
    LOUGH, AJ
    FERGUSON, G
    PUDDEPHATT, RJ
    [J]. ORGANOMETALLICS, 1991, 10 (08) : 2672 - 2679
  • [4] ACTIVATION OF AROMATIC CARBON FLUORINE BONDS BY ORGANOPLATINUM COMPLEXES
    ANDERSON, CM
    CRESPO, M
    FERGUSON, G
    LOUGH, AJ
    PUDDEPHATT, RJ
    [J]. ORGANOMETALLICS, 1992, 11 (03) : 1177 - 1181
  • [5] [Anonymous], 1974, INT TABLES XRAY CRYS, VIV, p[99, 149]
  • [6] REACTIVITY OF CYCLOMETALATED COMPOUNDS OF N-BENZYLIDENEAMINES - SYNTHESIS AND X-RAY CRYSTAL-STRUCTURE OF [PD(1-CH2-2-(CH=N-C6H5)-3,5-(CH3)2C6H2) (2,4-ME2C5H3N)]CLO4
    BOSQUE, R
    GRANELL, J
    SALES, JQ
    FONTBARDIA, M
    SOLANS, X
    [J]. JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1993, 453 (01) : 147 - 154
  • [7] SYNTHETIC AND X-RAY STRUCTURAL STUDIES OF COMPLEXES FORMED BY METALATION OF TRI(1-PYRAZOLYL)METHANE BY DIMETHYLPLATINUM(II)
    CANTY, AJ
    MINCHIN, NJ
    PATRICK, JM
    WHITE, AH
    [J]. JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 1983, (07): : 1253 - 1259
  • [8] SYNTHESIS AND STRUCTURAL STUDIES OF TRIPODAL AND PLANAR [N-C-N]- INTRAMOLECULAR COORDINATION SYSTEMS INVOLVING PYRAZOLE DONOR GROUPS, INCLUDING OXIDATIVE ADDITION OF AN ARYL BROMINE BOND TO PLATINUM(II) - CRYSTAL-STRUCTURES OF [PTCLME2((PZ)2CR(CH2)-N,N',C'')] WITH R = ME OR CH2CL
    CANTY, AJ
    HONEYMAN, RT
    SKELTON, BW
    WHITE, AH
    [J]. JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1990, 389 (02) : 277 - 288
  • [9] CYCLOMETALLATION OF POLYDENTATE LIGANDS CONTAINING PYRAZOLE GROUPS, INCLUDING THE SYNTHESIS OF PLATINUM(IV) COMPLEXES WITH TRIPODAL [N-C-N]- LIGAND SYSTEMS
    CANTY, AJ
    HONEYMAN, RT
    [J]. JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1990, 387 (02) : 247 - 263
  • [10] PLATINUM(IV)-AZOBENZENE CYCLOMETALATION PRODUCTS AND RELATED SPECIES
    CHATTOPADHYAY, S
    SINHA, C
    BASU, P
    CHAKRAVORTY, A
    [J]. ORGANOMETALLICS, 1991, 10 (04) : 1135 - 1139