A series of 2D lanthanide (III) coordination polymers constructed from 2-(pyridin-3-yl)-1H-imidazole-4,5-dicarboxylate
Cai, Song Liang; Zheng, Sheng Run; Fan, Jun; Tan, Jing Bo; Xiao, Tian Tian; Zhang, Wei-Guang; Journal of Solid State Chemistry 184 (2011) 3172–3178; doi:10.1016/j.jssc.2011.09.006

data_1563099
_publ_section_title
;
 A series of 2D lanthanide (III) coordination polymers constructed from
 2-(pyridin-3-yl)-1H-imidazole-4,5-dicarboxylate
;
_journal_issue                   12
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              3172
_journal_page_last               3178
_journal_paper_doi               10.1016/j.jssc.2011.09.006
_journal_volume                  184
_journal_year                    2011
_chemical_formula_moiety         'C20 H15 Gd N6 O10, H2 O '
_chemical_formula_sum            'C20 H17 Gd N6 O11'
_chemical_formula_weight         674.65
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 103.621(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.669(2)
_cell_length_b                   12.988(2)
_cell_length_c                   11.7707(18)
_cell_measurement_reflns_used    6882
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.98
_cell_measurement_theta_min      2.37
_cell_volume                     2179.5(6)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0369
_diffrn_reflns_av_sigmaI/netI    0.0452
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            10955
_diffrn_reflns_theta_full        25.25
_diffrn_reflns_theta_max         25.25
_diffrn_reflns_theta_min         2.12
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    3.123
_exptl_absorpt_correction_T_max  0.4543
_exptl_absorpt_correction_T_min  0.4078
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Higashi, T. (1995)'
_exptl_crystal_colour            pale-yellow
_exptl_crystal_density_diffrn    2.056
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1324
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.751
_refine_diff_density_min         -0.634
_refine_diff_density_rms         0.121
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     344
_refine_ls_number_reflns         3930
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0289
_refine_ls_R_factor_gt           0.0260
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0367P)^2^+0.4795P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0683
_refine_ls_wR_factor_ref         0.0705
_reflns_number_gt                3576
_reflns_number_total             3930
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            JSSC-2011-184-3172.cif
_cod_data_source_block           4
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the built-in table derived from the
CIF Core dictionary named 'cif_core.dic' version 2.4.5 last updated
on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 8369 2020-08-20 11:38:08Z andrius 
;
_cod_original_sg_symbol_Hall     '-P 2ybc  '
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               1563099