Anion Control of the Self-Assembly of 2,3-Diarylpyrazines with Silver(I) Salts
Nate Schultheiss; Douglas R. Powell; Eric Bosch; Inorganic Chemistry 42 (2003) 8886–8890; doi:10.1021/ic034994g

data_4312824
_publ_contact_author
; 
   Prof. Eric Bosch 
   Department of Chemistry 
   Southwest Missouri State University 
   901 South National Avenue 
   Springfield, MO  65804  USA 
;
_publ_contact_author_email       erb625f@smsu.edu
_publ_contact_author_fax         1(417)8365507
_publ_contact_author_phone       1(417)8364277
_publ_section_title
;
 Anion Control of the Self-Assembly of 2,3-Diarylpyrazines with Silver(I)
 Salts
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8886
_journal_page_last               8890
_journal_paper_doi               10.1021/ic034994g
_journal_volume                  42
_journal_year                    2003
_chemical_formula_moiety         '(C16 H12 Ag N2) 1+, (B F4) 1-, (C H3 N O2)2'
_chemical_formula_sum            'C18 H18 Ag B F4 N4 O4'
_chemical_formula_weight         549.04
_chemical_name_systematic
; 
 ? 
;
_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'
_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                 104.141(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.404(2)
_cell_length_b                   19.967(3)
_cell_length_c                   14.279(2)
_cell_measurement_reflns_used    5837
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.00
_cell_measurement_theta_min      2.45
_cell_volume                     4258.7(10)
_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(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '\w scan frames'
_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  0.0428
_diffrn_reflns_av_sigmaI/netI    0.0393
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            25891
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.70
_diffrn_standards_decay_%        0.35
_diffrn_standards_number         308
_exptl_absorpt_coefficient_mu    1.014
_exptl_absorpt_correction_T_max  0.8710
_exptl_absorpt_correction_T_min  0.7784
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, 2000'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.713
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2192
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.14
_refine_diff_density_max         2.799
_refine_diff_density_min         -2.140
_refine_diff_density_rms         0.246
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.139
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     577
_refine_ls_number_reflns         8244
_refine_ls_number_restraints     48
_refine_ls_restrained_S_all      1.139
_refine_ls_R_factor_all          0.0793
_refine_ls_R_factor_gt           0.0704
_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^)+(0.0960P)^2^+80.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2350
_refine_ls_wR_factor_ref         0.2392
_reflns_number_gt                6909
_reflns_number_total             8244
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic034994gsi20030821_093238_2.cif
_cod_data_source_block           compound_6.(CH3NO2)2_
_cod_database_code               4312824