Gold(I), Gold(III), and Heterometallic Gold(I)‒Silver(I) and Gold(I)‒Copper(I) Complexes of a Pyridazine-Bridged NHC/Pyrazole Hybrid Ligand and Their Initial Application in Catalysis
Wimberg, Jan; Meyer, Steffen; Dechert, Sebastian; Meyer, Franc; Organometallics 31 (2012) 5025–; doi:10.1021/om300335w

data_4078704
_publ_section_title
;
 Gold(I), Gold(III), and Heterometallic Gold(I)--Silver(I) and
 Gold(I)--Copper(I) Complexes of a Pyridazine-Bridged NHC/Pyrazole Hybrid
 Ligand and Their Initial Application in Catalysis
;
_journal_issue                   14
_journal_name_full               Organometallics
_journal_page_first              5025
_journal_paper_doi               10.1021/om300335w
_journal_volume                  31
_journal_year                    2012
_chemical_formula_moiety         'C21 H21 Au Br2 N6'
_chemical_formula_sum            'C21 H21 Au Br2 N6'
_chemical_formula_weight         714.22
_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                76.634(6)
_cell_angle_beta                 84.024(6)
_cell_angle_gamma                67.107(5)
_cell_formula_units_Z            2
_cell_length_a                   9.5169(7)
_cell_length_b                   11.3837(8)
_cell_length_c                   11.9104(8)
_cell_measurement_reflns_used    15526
_cell_measurement_temperature    133(2)
_cell_measurement_theta_max      26.87
_cell_measurement_theta_min      1.76
_cell_volume                     1156.36(15)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2002)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2002)'
_computing_data_reduction        'X-AREA (Stoe & Cie, 2002)'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2001)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      133(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Stoe IPDS II'
_diffrn_measurement_method       \w
_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  0.0762
_diffrn_reflns_av_sigmaI/netI    0.0520
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            15526
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         26.87
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    9.836
_exptl_absorpt_correction_T_max  0.2368
_exptl_absorpt_correction_T_min  0.0831
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'X-RED (Stoe & Cie, 2002)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.051
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             676
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.512
_refine_diff_density_min         -1.739
_refine_diff_density_rms         0.141
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     276
_refine_ls_number_reflns         4911
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0374
_refine_ls_R_factor_gt           0.0325
_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^)+(0.0360P)^2^+0.9468P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0750
_refine_ls_wR_factor_ref         0.0772
_reflns_number_gt                4471
_reflns_number_total             4911
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300335w_si_002.cif
_cod_data_source_block           8-jw45
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 
;
_cod_original_cell_volume        1156.36(14)
_cod_database_code               4078704