Syntheses, Characterizations, and a Preliminary Comparative Cytotoxicity Study of Gold(I) and Gold(III) Complexes Bearing Benzimidazole- and Pyrazole-Derived N-Heterocyclic Carbenes
Sivaram, Haresh; Tan, Jackie; Huynh, Han Vinh; Organometallics 31 (2012) 5875–; doi:10.1021/om300444c

data_4078840
_publ_section_title
;
 Syntheses, Characterizations, and a Preliminary Comparative Cytotoxicity
 Study of Gold(I) and Gold(III) Complexes Bearing Benzimidazole- and
 Pyrazole-Derived N-Heterocyclic Carbenes
;
_journal_issue                   16
_journal_name_full               Organometallics
_journal_page_first              5875
_journal_paper_doi               10.1021/om300444c
_journal_volume                  31
_journal_year                    2012
_chemical_formula_sum            'C13 H18 Au Cl3 N2'
_chemical_formula_weight         505.61
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           92
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4abw 2nw'
_symmetry_space_group_name_H-M   'P 41 21 2'
_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(0)
_cell_angle_beta                 90.00(0)
_cell_angle_gamma                90.00(0)
_cell_formula_units_Z            4
_cell_length_a                   8.7682(7)
_cell_length_b                   8.7682(7)
_cell_length_c                   20.718(3)
_cell_measurement_reflns_used    930
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.43
_cell_measurement_theta_min      3.04
_cell_volume                     1592.8(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0489
_diffrn_reflns_av_sigmaI/netI    0.0328
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            11256
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.52
_exptl_absorpt_coefficient_mu    9.727
_exptl_absorpt_correction_T_max  0.1715
_exptl_absorpt_correction_T_min  0.0677
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs, (Sheldrick 2001)'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    2.108
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             960
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.48
_exptl_crystal_size_min          0.28
_refine_diff_density_max         2.561
_refine_diff_density_min         -1.081
_refine_diff_density_rms         0.171
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.050(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.162
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     90
_refine_ls_number_reflns         1831
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.162
_refine_ls_R_factor_all          0.0257
_refine_ls_R_factor_gt           0.0248
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0237P)^2^+5.4628P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0634
_refine_ls_wR_factor_ref         0.0636
_reflns_number_gt                1791
_reflns_number_total             1831
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300444c_si_002.cif
_cod_data_source_block           '[AuCl3(iPr2-bimy)](6)'
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'Not Measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P4(1)2(1)2
_cod_database_code               4078840