Substituent and Isomer Effects on Structural, Spectroscopic, and Electrochemical Properties of Dirhodium(III,II) Complexes Containing Four Identical Unsymmetrical Bridging Ligands
Karl M. Kadish; Tuan D. Phan; Lingamallu Giribabu; Eric Van Caemelbecke; John L. Bear; Inorganic Chemistry 42 (2003) 8663–8673; doi:10.1021/ic034963l

data_4312820
_publ_section_title
;
 Substituent and Isomer Effects on Structural, Spectroscopic, and
 Electrochemical Properties of Dirhodium(III,II) Complexes Containing Four
 Identical Unsymmetrical Bridging Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8663
_journal_page_last               8673
_journal_paper_doi               10.1021/ic034963l
_journal_volume                  42
_journal_year                    2003
_chemical_formula_moiety         'C51 H33 N8 F12 Si Rh2, 1/2 C6 H14'
_chemical_formula_sum            'C54 H40 F12 N8 Rh2 Si'
_chemical_formula_weight         1262.85
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                74.111(2)
_cell_angle_beta                 74.702(2)
_cell_angle_gamma                81.555(2)
_cell_formula_units_Z            2
_cell_length_a                   10.734(1)
_cell_length_b                   14.427(2)
_cell_length_c                   18.894(2)
_cell_measurement_reflns_used    4092
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      23.47
_cell_measurement_theta_min      1.47
_cell_volume                     2705.6(5)
_computing_cell_refinement       'Bruker SAINT software (Bruker, 1999)'
_computing_data_collection       'Siemens SMART software (Siemens, 1996)'
_computing_data_reduction        'Bruker SAINT software (Bruker, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      223(2)
_diffrn_detector_area_resol_mean 1K
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Siemens SMART CCD'
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0943
_diffrn_reflns_av_sigmaI/netI    0.1382
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            12189
_diffrn_reflns_theta_full        23.47
_diffrn_reflns_theta_max         23.47
_diffrn_reflns_theta_min         1.47
_diffrn_standards_decay_%        0.0
_exptl_absorpt_coefficient_mu    0.720
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.0815
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            'Dark carmine'
_exptl_crystal_density_diffrn    1.550
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             1264
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.918
_refine_diff_density_min         -1.061
_refine_diff_density_rms         0.222
_refine_ls_extinction_coef       0.0048(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     348
_refine_ls_number_reflns         7844
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.1653
_refine_ls_R_factor_gt           0.0764
_refine_ls_shift/su_max          0.593
_refine_ls_shift/su_mean         0.040
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1320P)^2^+14.2535P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1910
_refine_ls_wR_factor_ref         0.2672
_reflns_number_gt                3685
_reflns_number_total             7868
_reflns_threshold_expression     >4sigma(I)
_cod_data_source_file            ic034963lsi20030917_093848.cif
_cod_data_source_block           k707
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Empirical'
changed to 'empirical' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        2705.4(6)
_cod_original_formula_sum        'C54 H40 N8 F12 Si Rh2'
_cod_database_code               4312820