En Route to Osmium Analogues of KP1019: Synthesis, Structure, Spectroscopic Properties and Antiproliferative Activity of trans-[OsIVCl4(Hazole)2]
Gabriel E. Büchel; Iryna N. Stepanenko; Michaela Hejl; Michael A. Jakupec; Bernhard K. Keppler; Vladimir B. Arion; Inorganic Chemistry 50 (2011) 7690–7697; doi:10.1021/ic200728b

data_4325896
_publ_section_title
;
 En Route to Osmium Analogues of KP1019: Synthesis, Structure,
 Spectroscopic Properties and Antiproliferative Activity of
 trans-[OsIVCl4(Hazole)2]
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7690
_journal_page_last               7697
_journal_paper_doi               10.1021/ic200728b
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         'C14 H12 Cl4 N4 Os'
_chemical_formula_sum            'C14 H12 Cl4 N4 Os'
_chemical_formula_weight         568.28
_chemical_name_systematic
; 
trans-tetrachlorido-bis(benzimidazole)osmium(IV) 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 108.036(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.8508(3)
_cell_length_b                   12.1309(4)
_cell_length_c                   6.9496(2)
_cell_measurement_reflns_used    5969
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.10
_cell_measurement_theta_min      2.17
_cell_volume                     789.66(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0501
_diffrn_reflns_av_sigmaI/netI    0.0266
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            24132
_diffrn_reflns_theta_full        30.10
_diffrn_reflns_theta_max         30.10
_diffrn_reflns_theta_min         2.75
_exptl_absorpt_coefficient_mu    8.753
_exptl_absorpt_correction_T_max  0.8444
_exptl_absorpt_correction_T_min  0.1135
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            violet
_exptl_crystal_density_diffrn    2.390
_exptl_crystal_description       plate
_exptl_crystal_F_000             536
_exptl_crystal_size_max          0.44
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.682
_refine_diff_density_min         -0.791
_refine_diff_density_rms         0.150
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.090
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     106
_refine_ls_number_reflns         2310
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.090
_refine_ls_R_factor_all          0.0334
_refine_ls_R_factor_gt           0.0184
_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^)+(0.0166P)^2^+1.1160P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0395
_refine_ls_wR_factor_ref         0.0450
_reflns_number_gt                1790
_reflns_number_total             2310
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic200728b_si_002_5.cif
_cod_data_source_block           irst137
_cod_database_code               4325896