Synthesis and Structure of Dinuclear Silver(I) and Palladium(II) Complexes of 2,7-Bis(methylene)naphthalene-Bridged Bis-N-Heterocyclic Carbene Ligands
Saito, Shinichi; Saika, Mitsuya; Yamasaki, Ryu; Azumaya, Isao; Masu, Hyuma; Organometallics 30 (2011) 1366–; doi:10.1021/om1008583

data_4063693
_publ_section_title
;
 Synthesis and Structure of Dinuclear Silver(I) and Palladium(II)
 Complexes of 2,7-Bis(methylene)naphthalene-Bridged Bis-N-Heterocyclic
 Carbene Ligands
;
_journal_issue                   6
_journal_name_full               Organometallics
_journal_page_first              1366
_journal_paper_doi               10.1021/om1008583
_journal_volume                  30
_journal_year                    2011
_chemical_formula_moiety         'C84 H96 N8 Ag2, Ag2 Br4'
_chemical_formula_sum            'C84 H96 Ag4 Br4 N8'
_chemical_formula_weight         1968.81
_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                79.751(4)
_cell_angle_beta                 82.072(4)
_cell_angle_gamma                85.325(4)
_cell_formula_units_Z            1
_cell_length_a                   11.448(4)
_cell_length_b                   13.642(5)
_cell_length_c                   14.698(6)
_cell_measurement_reflns_used    3007
_cell_measurement_temperature    100
_cell_measurement_theta_max      24.80
_cell_measurement_theta_min      2.25
_cell_volume                     2233.4(15)
_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
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'Bruker APexII 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  0.0492
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_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            15687
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.63
_diffrn_reflns_theta_min         1.80
_exptl_absorpt_coefficient_mu    2.697
_exptl_absorpt_correction_T_max  0.8770
_exptl_absorpt_correction_T_min  0.6146
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS Sheldrick 1996'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.464
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             984
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.05
_platon_squeeze_details
;
;
_refine_diff_density_max         1.857
_refine_diff_density_min         -2.610
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     459
_refine_ls_number_reflns         8965
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.316
_refine_ls_R_factor_all          0.1585
_refine_ls_R_factor_gt           0.0882
_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^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2381
_refine_ls_wR_factor_ref         0.2555
_reflns_number_gt                4755
_reflns_number_total             8965
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1008583_si_002.cif
_cod_data_source_block           a0605082mas(5a)
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        2233.3(14)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4063693