Intriguing I2 Reduction in the Iodide for Chloride Ligand Substitution at a Ru(II) Complex: Role of Mixed Trihalides in the Redox Mechanism.
Mosquera, Marta E. G.; Gomez-Sal, Pilar; Diaz, Isabel; Aguirre, Lina M.; Ienco, A.; Manca, Gabriele; Mealli, Carlo; Inorganic chemistry 55 (2015) 283–; doi:10.1021/acs.inorgchem.5b02307

data_4344845
_publ_section_title
;
 Intriguing I2 Reduction in the Iodide for Chloride Ligand Substitution at
 a Ru(II) Complex: Role of Mixed Trihalides in the Redox Mechanism.
;
_journal_issue                   1
_journal_name_full               'Inorganic chemistry'
_journal_page_first              283
_journal_paper_doi               10.1021/acs.inorgchem.5b02307
_journal_volume                  55
_journal_year                    2015
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C20 H36 Cl2 I4 N4 Ru1'
_chemical_formula_sum            'C20 H36 Cl2 I4 N4 Ru'
_chemical_formula_weight         1012.1
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           136
_symmetry_cell_setting           tetragonal
_symmetry_Int_Tables_number      136
_symmetry_space_group_name_Hall  '-P 4n 2n'
_symmetry_space_group_name_H-M   'P 42/m n m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4
_audit_creation_date             2014-07-10T13:33:58-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90.000(10)
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   11.7096(11)
_cell_length_b                   11.7096(11)
_cell_length_c                   13.7870(17)
_cell_measurement_reflns_used    234
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      16.43
_cell_measurement_theta_min      3.54
_cell_measurement_wavelength     0.71073
_cell_volume                     1890.4(3)
_computing_cell_refinement
'Dirax/lsq (Duisenberg & Schreurs, 1989-2000)'
_computing_data_collection       'Collect (Bruker AXS BV, 1997-2004)'
_computing_data_reduction        'EvalCCD (Duisenberg & Schreurs 1990-2000)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_orient_matrix_type       X=UH
_diffrn_orient_matrix_UB_11      0.01
_diffrn_orient_matrix_UB_12      0
_diffrn_orient_matrix_UB_13      0
_diffrn_orient_matrix_UB_21      0
_diffrn_orient_matrix_UB_22      0.01
_diffrn_orient_matrix_UB_23      0
_diffrn_orient_matrix_UB_31      0
_diffrn_orient_matrix_UB_32      0
_diffrn_orient_matrix_UB_33      0.01
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0766
_diffrn_reflns_av_unetI/netI     0.018
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            31291
_diffrn_reflns_reduction_process
;
 Scaled and merged with Sortav
 R.H. Blessing, (1987) Cryst. Rev. 1, 3-58
 R.H. Blessing, (1989) J. Appl. Cryst. 22, 396-397
;
_diffrn_reflns_theta_full        27.54
_diffrn_reflns_theta_max         27.54
_diffrn_reflns_theta_min         3.48
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    3.835
_exptl_absorpt_correction_T_max  0.222
_exptl_absorpt_correction_T_min  0.19
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 R.H. Blessing, Acta Cryst. (1995), A51, 33-38
;
_exptl_crystal_colour            'dark red'
_exptl_crystal_density_diffrn    1.778
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             948
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.42
_exptl_crystal_size_min          0.4
_refine_diff_density_max         3.895
_refine_diff_density_min         -1.077
_refine_diff_density_rms         0.263
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.137
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     47
_refine_ls_number_reflns         1203
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.135
_refine_ls_R_factor_all          0.0849
_refine_ls_R_factor_gt           0.0645
_refine_ls_shift/su_max          0.035
_refine_ls_shift/su_mean         0.007
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0961P)^2^+31.7517P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1863
_refine_ls_wR_factor_ref         0.2134
_reflns_number_gt                937
_reflns_number_total             1203
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic5b02307_si_001.cif
_cod_data_source_block           1.2I2
_cod_database_code               4344845