Syntheses, structures, and properties of a series of 2D and 3D coordination polymers based on trifunctional pyridinedicarboxylate and different (bis)imidazole bridging ligands
Fan, Liming; Zhang, Xiutang; Zhang, Wei; Ding, Yuanshuai; Fan, Weiliu; Sun, Liming; Zhao, Xian; CrystEngComm 16 (2014) 2144–; doi:10.1039/c3ce42203h

data_7213955
_publ_section_title
;
 Syntheses, structures, and properties of a series of 2D and 3D
 coordination polymers based on trifunctional pyridinedicarboxylate and
 different (bis)imidazole bridging ligands
;
_journal_issue                   11
_journal_name_full               CrystEngComm
_journal_page_first              2144
_journal_paper_doi               10.1039/c3ce42203h
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C22 H20 N3 Ni O7'
_chemical_formula_weight         497.12
_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                 108.386(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   17.241(6)
_cell_length_b                   15.950(6)
_cell_length_c                   16.740(6)
_cell_measurement_reflns_used    1037
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      20.34
_cell_measurement_theta_min      2.41
_cell_volume                     4368(3)
_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      296(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'Bruker APEXII CCD'
_diffrn_measurement_method       'phi and omega 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  0.0943
_diffrn_reflns_av_sigmaI/netI    0.1438
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            13599
_diffrn_reflns_theta_full        28.22
_diffrn_reflns_theta_max         28.22
_diffrn_reflns_theta_min         1.78
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.938
_exptl_absorpt_correction_T_max  0.8721
_exptl_absorpt_correction_T_min  0.7170
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2001)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.512
_exptl_crystal_density_meas      colorless
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2056
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.586
_refine_diff_density_min         -0.659
_refine_diff_density_rms         0.106
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.997
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     322
_refine_ls_number_reflns         5255
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      0.999
_refine_ls_R_factor_all          0.1541
_refine_ls_R_factor_gt           0.0673
_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^)+(0.0700P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1448
_refine_ls_wR_factor_ref         0.1829
_reflns_number_gt                2608
_reflns_number_total             5255
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce42203h.txt
_cod_data_source_block           z
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7213955