Syntheses, structures, and photoluminescence of lanthanide coordination polymers with pyridine-2,3,5,6-tetracarboxylic acid
Yang, Ai-Hong; Gao, Hong-Ling; Cui, Jian-Zhong; Zhao, Bin; CrystEngComm 13 (2011) 1870–; doi:10.1039/c0ce00397b

data_7210474
_publ_section_title
;
 Syntheses, structures, and photoluminescence of lanthanide coordination
 polymers with pyridine-2,3,5,6-tetracarboxylic acid
;
_journal_issue                   6
_journal_name_full               CrystEngComm
_journal_page_first              1870
_journal_paper_doi               10.1039/c0ce00397b
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C9 H9 K N O12 Sm'
_chemical_formula_weight         512.62
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_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                 113.30(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.7590(14)
_cell_length_b                   13.978(3)
_cell_length_c                   15.517(4)
_cell_measurement_reflns_used    3690
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.876
_cell_measurement_theta_min      2.041
_cell_volume                     1346.4(6)
_computing_cell_refinement       crystalclear
_computing_data_collection       'crystalclear(Rigaku/MSC Inc., 2005)'
_computing_data_reduction        crystalclear
_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      113(2)
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'rigaku saturn CCD area detector'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0723
_diffrn_reflns_av_sigmaI/netI    0.0693
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            10183
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.04
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.744
_exptl_absorpt_correction_T_max  0.8329
_exptl_absorpt_correction_T_min  0.6484
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   crystalclear
_exptl_crystal_density_diffrn    2.529
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             988
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         3.166
_refine_diff_density_min         -1.881
_refine_diff_density_rms         0.249
_refine_ls_extinction_coef       0.0005(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.130
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         2647
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.130
_refine_ls_R_factor_all          0.0688
_refine_ls_R_factor_gt           0.0587
_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^)+(0.0545P)^2^+16.0140P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1377
_refine_ls_wR_factor_ref         0.1428
_reflns_number_gt                2264
_reflns_number_total             2647
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0ce00397b.txt
_cod_data_source_block           r90724h
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        1346.4(5)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7210474