Chemistry of Mangana- and Rhenatricarbadecaboranyl Tricarbonyl Complexes: Evidence for an Associative Mechanism of Ligand Substitution Involving an η6-η4 Cage-Slippage Process Analagous to η5-η3-Cyclopentadienyl Ring-Slippage
Robert Butterick; Bhaskar M. Ramachandran; Patrick J. Carroll; Larry G. Sneddon; Journal of the American Chemical Society 128 (2006) 8626–8637; doi:10.1021/ja062201u

data_4110701
_publ_section_title
;
 Chemistry of Mangana- and Rhenatricarbadecaboranyl Tricarbonyl Complexes:
 Evidence for an Associative Mechanism of Ligand Substitution Involving an
 \h6-\h4 Cage-Slippage Process Analagous to \h5-\h3-Cyclopentadienyl
 Ring-Slippage
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8626
_journal_page_last               8637
_journal_paper_doi               10.1021/ja062201u
_journal_volume                  128
_journal_year                    2006
_chemical_formula_sum            'C17 H23 B7 N O3 Re'
_chemical_formula_weight         551.23
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-97
_cell_angle_alpha                81.348(7)
_cell_angle_beta                 75.948(7)
_cell_angle_gamma                72.778(6)
_cell_formula_units_Z            2
_cell_length_a                   8.8235(8)
_cell_length_b                   11.0776(11)
_cell_length_c                   11.7486(11)
_cell_measurement_temperature    143(1)
_cell_volume                     1060.21(18)
_computing_data_collection       'CrystalClear (Rigaku, 1999)'
_computing_data_reduction        'CrystalClear (Rigaku, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare, 1999)'
_diffrn_ambient_temperature      143(1)
_diffrn_measured_fraction_theta_full 0.951
_diffrn_measured_fraction_theta_max 0.951
_diffrn_measurement_device       'CCD Area Detector'
_diffrn_measurement_device_type  'Rigaku Mercury'
_diffrn_measurement_method       'phi and omega rotations'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0236
_diffrn_reflns_av_sigmaI/netI    0.0335
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            10859
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.52
_exptl_absorpt_coefficient_mu    5.749
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6875
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_density_diffrn    1.727
_exptl_crystal_F_000             532
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.545
_refine_diff_density_min         -1.147
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.093
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     355
_refine_ls_number_reflns         4637
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.093
_refine_ls_R_factor_all          0.0288
_refine_ls_R_factor_gt           0.0259
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0284P)^2^+1.8197P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0613
_refine_ls_wR_factor_ref         0.0634
_reflns_number_gt                4334
_reflns_number_total             4637
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja062201usi20060330_051309.cif
_cod_data_source_block           shelxl
_cod_original_cell_volume        1060.21(17)
_cod_original_sg_symbol_H-M      'P -1 '
_cod_database_code               4110701