Modulation of Metal-Metal Separations in a Series of Ag(I) and Intensely Blue Photoluminescent Cu(I) NHC-Bridged Triangular Clusters
Vincent J. Catalano; Lyndsay B. Munro; Christoph E. Strasser; Ahmad F. Samin; Inorganic Chemistry 50 (2011) 8465–8476; doi:10.1021/ic201053t

data_4326107
_publ_contact_author_address
;
Department of Chemistry
University of Nevada
Reno, NV  89557
;
_publ_contact_author_email       vjc@unr.edu
_publ_contact_author_name        'Professor Vincent J. Catalano'
_publ_contact_author_phone       '775 784 1329'
_publ_section_title
;
 Modulation of Metal-Metal Separations in a Series of Ag(I) and Intensely
 Blue Photoluminescent Cu(I) NHC-Bridged Triangular Clusters
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8465
_journal_page_last               8476
_journal_paper_doi               10.1021/ic201053t
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         'C45 H48 Ag3 N12, 3(B F4), 4(C2 H3 N)'
_chemical_formula_sum            'C53 H60 Ag3 B3 F12 N16'
_chemical_formula_weight         1505.2
_chemical_name_common
;
Tris{\h^3^-\m-1,3-bis[(2-pyridyl)methyl]-4,5-dihydroimidazol-2-
ylidene}trisilver(I) tetrafluoroborate acetonitrile tetrasolvate
;
_chemical_name_systematic
; 
Triangulo-tris{\h^3^-\m~2~-1,3-bis[(2-pyridyl-\kN)methyl]-
4,5-dihydro-2<i>H</i>-imidazol-2-ylidene-\kC}trisilver(I)
 3(Ag---Ag) tetrafluoroborate ethanenitrile tetrasolvate
;
_space_group_IT_number           159
_symmetry_cell_setting           trigonal
_symmetry_Int_Tables_number      159
_symmetry_space_group_name_Hall  'P 3 -2c'
_symmetry_space_group_name_H-M   'P 3 1 c'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            2
_cell_length_a                   13.0585(3)
_cell_length_b                   13.0585(3)
_cell_length_c                   21.1922(5)
_cell_measurement_reflns_used    5428
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.699
_cell_measurement_theta_min      3.401
_cell_volume                     3129.63(13)
_computing_cell_refinement       SAINT
_computing_data_collection       'SAINT (Bruker, 2002)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'Diamond 3.2 (Crystal Impact, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker APEX CCD area-detector'
_diffrn_measurement_method       '\f- and \w-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  0.0192
_diffrn_reflns_av_sigmaI/netI    0.0244
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            7681
_diffrn_reflns_theta_full        32.78
_diffrn_reflns_theta_max         32.78
_diffrn_reflns_theta_min         0.96
_exptl_absorpt_coefficient_mu    1.015
_exptl_absorpt_correction_T_max  0.9644
_exptl_absorpt_correction_T_min  0.8660
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker 2002)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.597
_exptl_crystal_description       plate
_exptl_crystal_F_000             1508
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.200
_refine_diff_density_min         -0.511
_refine_diff_density_rms         0.098
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.089
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     269
_refine_ls_number_reflns         3853
_refine_ls_number_restraints     28
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0482
_refine_ls_R_factor_gt           0.0373
_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^)+(0.0685P)^2^+0.5834P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1097
_refine_ls_wR_factor_ref         0.1154
_reflns_number_gt                2983
_reflns_number_total             3853
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic201053t_si_002_01.cif
_cod_data_source_block           Compound-3e.4MeCN
_cod_database_code               4326107