Synthesis, Structural Characterization, and Luminescence of New Silver Aggregates Containing Short Ag−Ag Contacts Stabilized by Functionalized Bis(N-heterocyclic carbene) Ligands
Liu, Bin; Chen, Wanzhi; Jin, Shouwen; Organometallics 26 (2007) 3660–; doi:10.1021/om0701928

data_4073250
_publ_section_title
;
 Synthesis, Structural Characterization, and Luminescence of New Silver
 Aggregates Containing Short Ag&#x2212;Ag Contacts Stabilized by
 Functionalized Bis(N-heterocyclic carbene) Ligands
;
_journal_issue                   15
_journal_name_full               Organometallics
_journal_page_first              3660
_journal_paper_doi               10.1021/om0701928
_journal_volume                  26
_journal_year                    2007
_chemical_formula_sum            'C56 H59 Ag4 F24 N15 O P4'
_chemical_formula_weight         1969.54
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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
_cell_angle_beta                 96.041(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.2810(18)
_cell_length_b                   21.320(3)
_cell_length_c                   15.260(3)
_cell_measurement_reflns_used    6060
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.22
_cell_measurement_theta_min      2.248
_cell_volume                     3973.4(11)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0388
_diffrn_reflns_av_sigmaI/netI    0.0500
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            20318
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.65
_exptl_absorpt_coefficient_mu    1.154
_exptl_absorpt_correction_T_max  0.7937
_exptl_absorpt_correction_T_min  0.6074
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.646
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1944
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.42
_exptl_crystal_size_min          0.21
_refine_diff_density_max         1.487
_refine_diff_density_min         -0.638
_refine_diff_density_rms         0.140
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     508
_refine_ls_number_reflns         6991
_refine_ls_number_restraints     104
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.1087
_refine_ls_R_factor_gt           0.0584
_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^)+(0.1288P)^2^+20.3021P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1659
_refine_ls_wR_factor_ref         0.2417
_reflns_number_gt                4397
_reflns_number_total             6991
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om0701928-file001.cif
_cod_data_source_block           070116e
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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        3973.4(10)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4073250