Syntheses and crystal structures of binuclear gold(I), silver(I) and copper(I) complexes containing bulky pyridyl functionalised alkyl ligands
Tania R. van den Ancker; Suresh K. Bhargava; Fabian Mohr; Stavroula Papadopoulos; Colin L. Raston; Brian W. Skelton; Allan H. White; J. Chem. Soc., Dalton Trans.  (2001) 3069–3072; doi:10.1039/b103865f

data_7010795
_publ_section_title
;
 Syntheses and crystal structures of binuclear gold(I), silver(I) and
 copper(I) complexes containing bulky pyridyl functionalised alkyl
 ligands
;
_journal_issue                   20
_journal_name_full               'J. Chem. Soc., Dalton Trans.'
_journal_page_first              3069
_journal_page_last               3072
_journal_paper_doi               10.1039/b103865f
_journal_year                    2001
_chemical_formula_sum            'C32 H64 Cu2 N2 Si6'
_chemical_formula_weight         772.49
_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'
_cell_angle_alpha                90.00000
_cell_angle_beta                 110.78(3)
_cell_angle_gamma                90.00000
_cell_formula_units_Z            4
_cell_length_a                   12.156(5)
_cell_length_b                   20.980(10)
_cell_length_c                   18.848(6)
_cell_measurement_reflns_used    10
_cell_measurement_temperature    293
_cell_measurement_theta_max      18.4
_cell_measurement_theta_min      12.4
_cell_volume                     4494(3)
_computing_cell_refinement       'Enraf Nonius software'
_computing_data_collection       'Enraf Nonius software'
_computing_data_reduction        xtal
_computing_molecular_graphics    xtal
_computing_publication_material  'xtal BONDLA CIFIO'
_computing_structure_refinement  xtal
_computing_structure_solution    xtal
_diffrn_ambient_temperature      293
_diffrn_measurement_device_type
;
CAD4   diffractometer
;
_diffrn_measurement_method       '2\q-\w scans'
_diffrn_radiation_detector       'scintillation counter'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .053
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            12497
_diffrn_reflns_theta_max         25.0
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  60
_diffrn_standards_number         10
_exptl_absorpt_coefficient_mu    1.127
_exptl_absorpt_correction_T_max  .73
_exptl_absorpt_correction_T_min  .60
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
XTAL absorb              
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.142
_exptl_crystal_description       block
_exptl_crystal_F_000             1672
_exptl_crystal_size_max          .58
_exptl_crystal_size_mid          .45
_exptl_crystal_size_min          .36
_refine_diff_density_max         .40
_refine_diff_density_min         -.41
_refine_ls_goodness_of_fit_all   1.675
_refine_ls_goodness_of_fit_ref   1.999
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     408
_refine_ls_number_reflns         4838
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          .076
_refine_ls_R_factor_gt           .048
_refine_ls_shift/su_max          .042
_refine_ls_shift/su_mean         .001
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_all         .055
_refine_ls_wR_factor_ref         .051
_reflns_limit_h_max              14
_reflns_limit_h_min              0
_reflns_limit_k_max              24
_reflns_limit_k_min              0
_reflns_limit_l_max              22
_reflns_limit_l_min              -22
_reflns_number_gt                4838
_reflns_number_observed          4838
_reflns_number_total             7892
_reflns_threshold_expression     'I    > 3.00 sig(I   )'
_cod_data_source_file            b103865f.txt
_cod_data_source_block           cusi
_cod_original_sg_symbol_Hall     -p_2ybc
_cod_original_sg_symbol_H-M      P_1_21/c_1
_cod_database_code               7010795