Dinuclear gold(I) complexes of bridging bidentate carbene ligands: synthesis, structure and spectroscopic characterisation.
Barnard, Peter J.; Baker, Murray V.; Berners-Price, Susan J; Skelton, Brian W.; White, Allan H.; Dalton transactions (Cambridge, England : 2003)  (2004) 1038–1047; doi:10.1039/b316804b

data_7013973
_publ_section_title
;
 Dinuclear gold(I) complexes of bridging bidentate carbene ligands:
 synthesis, structure and spectroscopic characterisation.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1038
_journal_page_last               1047
_journal_paper_doi               10.1039/b316804b
_journal_year                    2004
_chemical_formula_moiety         'C18 H24 Au2 N8, 2(I)'
_chemical_formula_sum            'C18 H24 Au2 I2 N8'
_chemical_formula_weight         1000.19
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_audit_creation_date             02-08-30
_audit_creation_method           Xtal3.6
_cell_angle_alpha                69.544(3)
_cell_angle_beta                 81.978(3)
_cell_angle_gamma                88.246(3)
_cell_formula_units_Z            2
_cell_length_a                   7.7760(10)
_cell_length_b                   12.487(2)
_cell_length_c                   13.911(2)
_cell_measurement_reflns_used    4804
_cell_measurement_temperature    293
_cell_measurement_theta_max      34.5
_cell_measurement_theta_min      1.8
_cell_volume                     1252.9(3)
_computing_cell_refinement       'Siemens SAINT (Siemens, 1995)'
_computing_data_collection       'Siemens SMART (Siemens, 1995)'
_computing_data_reduction        'xtal ADDREF SORTRF'
_computing_molecular_graphics    xtal
_computing_publication_material  'xtal BONDLA CIFIO'
_computing_structure_refinement  'xtal CRYLSQ'
_computing_structure_solution    xtal
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.0
_diffrn_measured_fraction_theta_max .96
_diffrn_measurement_device_type
;
Bruker SMART CCD diffractometer
;
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_detector       'CCD area detector'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .055
_diffrn_reflns_av_sigmaI/netI    .16
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            25855
_diffrn_reflns_theta_full        37.2
_diffrn_reflns_theta_max         37.7
_diffrn_reflns_theta_min         1.58
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    14.181
_exptl_absorpt_correction_T_max  .86
_exptl_absorpt_correction_T_min  .57
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS; Sheldrick, 1996
;
_exptl_crystal_colour            dark
_exptl_crystal_density_diffrn    2.651
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             904
_exptl_crystal_size_max          .15
_exptl_crystal_size_mid          .1
_exptl_crystal_size_min          .07
_refine_diff_density_max         3.061
_refine_diff_density_min         -4.026
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_all   1.035
_refine_ls_goodness_of_fit_ref   1.161
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     271
_refine_ls_number_reflns         7646
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          .106
_refine_ls_R_factor_gt           .049
_refine_ls_shift/su_max          .009
_refine_ls_shift/su_mean         .0004
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         .055
_refine_ls_wR_factor_ref         .047
_reflns_d_resolution_high        .581
_reflns_d_resolution_low         12.877
_reflns_Friedel_coverage         0
_reflns_limit_h_max              13
_reflns_limit_h_min              0
_reflns_limit_k_max              21
_reflns_limit_k_min              -21
_reflns_limit_l_max              23
_reflns_limit_l_min              -23
_reflns_number_gt                7646
_reflns_number_total             12877
_reflns_threshold_expression     'F    > 4.00 sig(F   )'
_cod_data_source_file            b316804b.txt
_cod_data_source_block           p11p23
_cod_original_sg_symbol_Hall     -p_1
_cod_original_sg_symbol_H-M      P_-1
_cod_database_code               7013973