Relationship between the Ratio of Ligand to Metal and the Coordinating Ability of Anions. Synthesis and Structural Properties of AgX-Bearing Bis(4-pyridyl)dimethylsilane (X-= NO2-, NO3-, CF3SO3-, and PF6-)
Jung Woon Lee; Eun Ae Kim; Yun Ju Kim; Young-A Lee; Youngshang Pak; Ok-Sang Jung; Inorganic Chemistry 44 (2005) 3151–3155; doi:10.1021/ic048537r

data_4308834
_publ_contact_author_name        'Ok-Sang Jung'
_publ_section_title
;
Relationship between the Ratio of Ligand to Metal and the Coordinating
Ability of Anions. Synthesis and Structural Properties of AgX-Bearing
Bis(4-pyridyl)dimethylsilane (X-= NO2-, NO3-, CF3SO3-, and PF6-)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3151
_journal_page_last               3155
_journal_paper_doi               10.1021/ic048537r
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C20 H25 Ag F3 N3 O4 S Si1.5'
_chemical_formula_weight         610.50
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 99.218(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   22.117(6)
_cell_length_b                   12.714(3)
_cell_length_c                   21.976(6)
_cell_measurement_temperature    298(2)
_cell_volume                     6100(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 0.972
_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  0.1467
_diffrn_reflns_av_sigmaI/netI    0.1917
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            19391
_diffrn_reflns_theta_full        28.38
_diffrn_reflns_theta_max         28.38
_diffrn_reflns_theta_min         1.85
_exptl_absorpt_coefficient_mu    0.832
_exptl_crystal_density_diffrn    1.330
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             2472
_refine_diff_density_max         0.973
_refine_diff_density_min         -0.868
_refine_diff_density_rms         0.319
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.003
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     305
_refine_ls_number_reflns         7401
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.2805
_refine_ls_R_factor_gt           0.0754
_refine_ls_shift/su_max          6.720
_refine_ls_shift/su_mean         0.159
_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          0.1936
_refine_ls_wR_factor_ref         0.2832
_reflns_number_gt                1960
_reflns_number_total             7401
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic048537rsi20041020_114205_3.cif
_cod_data_source_block           '[Ag2(L)3](CF3SO3)2'
_cod_original_formula_sum        'C20 H25 Ag F3 N3 O4 S Si1.50'
_cod_database_code               4308834