Tuning of Redox Properties for the Design of Ruthenium Anticancer Drugs: Part 2. Syntheses, Crystal Structures, and Electrochemistry of Potentially Antitumor [RuIII/IICl6-n(Azole)n]z (n= 3, 4, 6) Complexes
Erwin Reisner; Vladimir B. Arion; Anna Eichinger; Norbert Kandler; Gerald Giester; Armando J.L. Pombeiro; Bernhard K. Keppler; Inorganic Chemistry 44 (2005) 6704–6716; doi:10.1021/ic0503737

data_4309568
_publ_section_title
;
Tuning of Redox Properties for the Design of Ruthenium Anticancer Drugs:
Part 2. Syntheses, Crystal Structures, and Electrochemistry of Potentially
Antitumor [RuIII/IICl6-n(Azole)n]z (n= 3, 4, 6) Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6704
_journal_page_last               6716
_journal_paper_doi               10.1021/ic0503737
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C12 H16 Cl3 N8 Ru'
_chemical_formula_weight         479.75
_chemical_name_systematic
; 
mer-trichlorotripyrazoloruthenium(III) 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.01(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.6322(19)
_cell_length_b                   18.979(4)
_cell_length_c                   9.6991(19)
_cell_measurement_temperature    120(2)
_cell_volume                     1773.1(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0097
_diffrn_reflns_av_sigmaI/netI    0.0181
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5358
_diffrn_reflns_theta_full        30.50
_diffrn_reflns_theta_max         30.50
_diffrn_reflns_theta_min         3.85
_exptl_absorpt_coefficient_mu    1.349
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.797
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             956
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.176
_refine_diff_density_min         -0.711
_refine_diff_density_rms         0.066
_refine_ls_extinction_coef       0.00144(13)
_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   1.098
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     144
_refine_ls_number_reflns         2718
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.098
_refine_ls_R_factor_all          0.0201
_refine_ls_R_factor_gt           0.0186
_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^)+(0.0150P)^2^+2.2000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0443
_refine_ls_wR_factor_ref         0.0449
_reflns_number_gt                2576
_reflns_number_total             2718
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0503737si20050311_101709_4.cif
_cod_data_source_block           AT69E
_cod_database_code               4309568