<i>catena</i>-Poly[[diaquabis(4-formylbenzoato-κ<i>O</i>^1^)copper(II)]-μ-pyrazine-κ^2^<i>N</i>:<i>N</i>']
Çelik, Fatih; Dilek, Nefise; Çaylak Delibaş, Nagihan; Necefoğlu, Hacali; Hökelek, Tuncer; Acta Crystallographica Section E 70 (2014) m4–m5; doi:10.1107/S1600536813032297

data_2239118
_publ_section_title
;
 <i>catena</i>-Poly[[diaquabis(4-formylbenzoato-\k<i>O</i>^1^)copper(II)]-\m-pyrazine-\k^2^<i>N</i>:<i>N</i>']
;
_journal_coeditor_code           SU2669
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m4
_journal_page_last               m5
_journal_paper_doi               10.1107/S1600536813032297
_journal_volume                  70
_journal_year                    2014
_chemical_formula_iupac          '[Cu (C8 H5 O3)2 (C4 H4 N2) (H2 O)2]'
_chemical_formula_moiety         'C20 H18 Cu N2 O8'
_chemical_formula_sum            'C20 H18 Cu N2 O8'
_chemical_formula_weight         477.90
_chemical_name_systematic
<i>catena</i>-Poly[[diaquabis(4-formylbenzoato-\k<i>O</i>^1^)copper(II)]-\m-pyrazine-\k^2^<i>N</i>:<i>N</i>']
_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                 93.621(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.7514(4)
_cell_length_b                   6.8794(2)
_cell_length_c                   12.9048(3)
_cell_measurement_reflns_used    9971
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      28.37
_cell_measurement_theta_min      2.38
_cell_volume                     1927.18(8)
_computing_cell_refinement       '<i>SAINT</i> (Bruker, 2012)'
_computing_data_collection       '<i>APEX2</i> (Bruker, 2012)'
_computing_data_reduction        '<i>SAINT</i> (Bruker, 2012)'
_computing_molecular_graphics    '<i>ORTEP-3</i> for Windows (Farrugia, 2012)'
_computing_publication_material
'WinGX (Farrugia, 2012) and PLATON (Spek, 2009)'
_computing_structure_refinement  '<i>SHELXL97</i> (Sheldrick, 2008)'
_computing_structure_solution    '<i>SHELXS97</i> (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker SMART BREEZE CCD'
_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  0.0292
_diffrn_reflns_av_sigmaI/netI    0.0187
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            14917
_diffrn_reflns_theta_full        28.37
_diffrn_reflns_theta_max         28.37
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    1.187
_exptl_absorpt_correction_T_max  0.857
_exptl_absorpt_correction_T_min  0.738
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Bruker, 2012)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.647
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             980
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.465
_refine_diff_density_min         -0.296
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.142
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     150
_refine_ls_number_reflns         2398
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.143
_refine_ls_R_factor_all          0.0304
_refine_ls_R_factor_gt           0.0279
_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^)+(0.0478P)^2^+1.6638P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0870
_refine_ls_wR_factor_ref         0.0888
_reflns_number_gt                2231
_reflns_number_total             2398
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            su2669sup1.cf
_cod_data_source_block           I
_cod_original_cell_volume        1927.17(8)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2239118
_cod_database_fobs_code          2239118