Syntheses, crystal structures and photoluminescent properties of two novel Ag(i) coordination polymers with benzoguanamine and pyrazine-carboxylate ligands: From 1D helix to 1D →2D interdigitation
Sun, Di; Hao, Hong-Jun; Liu, Fu-Jing; Su, Hai-Feng; Huang, Rong-Bin; Zheng, Lan-Sun; CrystEngComm 14 (2012) 480–; doi:10.1039/c1ce06089a

data_7207154
_publ_section_title
;
 Syntheses, crystal structures and photoluminescent properties of two
 novel Ag(i) coordination polymers with benzoguanamine and
 pyrazine-carboxylate ligands: From 1D helix to 1D \\rightarrow 2D
 interdigitation
;
_journal_issue                   2
_journal_name_full               CrystEngComm
_journal_page_first              480
_journal_paper_doi               10.1039/c1ce06089a
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C24 H22 Ag2 N12 O5 '
_chemical_formula_sum            'C24 H22 Ag2 N12 O5'
_chemical_formula_weight         774.28
_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                 102.613(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   49.174(8)
_cell_length_b                   8.9007(15)
_cell_length_c                   12.382(2)
_cell_measurement_reflns_used    8314
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      56.917
_cell_measurement_theta_min      5.252
_cell_volume                     5288.6(15)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       '\f and \w'
_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  0.0367
_diffrn_reflns_av_sigmaI/netI    0.0470
_diffrn_reflns_limit_h_max       60
_diffrn_reflns_limit_h_min       -42
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            12148
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         0.85
_diffrn_standards_interval_count 0
_exptl_absorpt_coefficient_mu    1.544
_exptl_absorpt_correction_T_max  0.8609
_exptl_absorpt_correction_T_min  0.7476
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2002)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.945
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3072
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.740
_refine_diff_density_min         -0.967
_refine_diff_density_rms         0.177
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.087
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     388
_refine_ls_number_reflns         5110
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.0684
_refine_ls_R_factor_gt           0.0666
_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^)+(0.0460P)^2^+229.4548P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1718
_refine_ls_wR_factor_ref         0.1732
_reflns_number_gt                4964
_reflns_number_total             5110
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce06089a.txt
_cod_data_source_block           p2
_cod_original_cell_volume        5288.4(15)
_cod_original_sg_symbol_H-M      c2/c
_cod_database_code               7207154