Copper(II)‒lanthanide(III) coordination polymers constructed from pyridine-2,5-dicarboxylic acid: Preparation, crystal structure and photoluminescence
Xia, Zheng-Qiang; Wei, Qing; Chen, San-Ping; Feng, Xin-Ming; Xie, Gang; Qiao, Cheng-Fang; Zhang, Guo-Chun; Gao, Sheng-Li; Journal of Solid State Chemistry 197 (2013) 489–498; doi:10.1016/j.jssc.2012.08.028

data_1562825
_publ_section_title
;
 Copper(II)--lanthanide(III) coordination polymers constructed from
 pyridine-2,5-dicarboxylic acid: Preparation, crystal structure and
 photoluminescence
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              489
_journal_page_last               498
_journal_paper_doi               10.1016/j.jssc.2012.08.028
_journal_volume                  197
_journal_year                    2013
_chemical_formula_moiety         'C28 H24 Cu N4 Nd2 O22, 2(H2 O)'
_chemical_formula_sum            'C28 H28 Cu N4 Nd2 O24'
_chemical_formula_weight         1156.56
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.1830(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.8379(6)
_cell_length_b                   25.635(2)
_cell_length_c                   9.3470(7)
_cell_measurement_reflns_used    7240
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      28.49
_cell_measurement_theta_min      2.34
_cell_volume                     1863.3(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.966
_diffrn_measured_fraction_theta_max 0.966
_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  0.0212
_diffrn_reflns_av_sigmaI/netI    0.0233
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            8608
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.59
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.411
_exptl_absorpt_correction_T_max  0.489
_exptl_absorpt_correction_T_min  0.475
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    2.061
_exptl_crystal_density_meas      2.061
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1130
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.21
_refine_diff_density_max         1.404
_refine_diff_density_min         -1.184
_refine_diff_density_rms         0.143
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     276
_refine_ls_number_reflns         3173
_refine_ls_number_restraints     48
_refine_ls_restrained_S_all      1.117
_refine_ls_R_factor_all          0.0346
_refine_ls_R_factor_gt           0.0327
_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^)+(0.0433P)^2^+10.1645P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0860
_refine_ls_wR_factor_ref         0.0871
_reflns_number_gt                2969
_reflns_number_total             3173
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            JSSC-2013-197-489.cif
_cod_data_source_block           xb3002
_cod_depositor_comments
;
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_cell_volume        1863.3(3)
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               1562825