Syntheses, structures, photoluminescence and magnetic properties of four new metal‒organic frameworks based on imidazole ligands and aromatic polycarboxylate acids
Xu, Jiao; Yao, Xiao-Qiang; Huang, Liang-Fang; Li, Yi-Zhi; Zheng, He-Gen; CrystEngComm 13 (2011) 857–; doi:10.1039/c0ce00219d

data_7205202
_publ_section_title
;
 Syntheses, structures, photoluminescence and magnetic properties of
 four new metal--organic frameworks based on imidazole ligands and
 aromatic polycarboxylate acids
;
_journal_issue                   3
_journal_name_full               CrystEngComm
_journal_page_first              857
_journal_paper_doi               10.1039/c0ce00219d
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C26 H18 Cd N4 O4'
_chemical_formula_weight         562.84
_chemical_name_systematic
;
?
;
_space_group_IT_number           52
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2a 2bc'
_symmetry_space_group_name_H-M   'P n n a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
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_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.607(2)
_cell_length_b                   17.518(3)
_cell_length_c                   9.3722(16)
_cell_measurement_temperature    293(2)
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_computing_cell_refinement       'SMART (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2000)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_av_sigmaI/netI    0.0407
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
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_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -10
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_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.33
_exptl_absorpt_coefficient_mu    1.020
_exptl_absorpt_correction_T_max  0.89
_exptl_absorpt_correction_T_min  0.87
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS;Bruker,2000
_exptl_crystal_density_diffrn    1.673
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1128
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.536
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_refine_ls_extinction_method     none
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_refine_ls_matrix_type           full
_refine_ls_number_parameters     159
_refine_ls_number_reflns         2210
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0496
_refine_ls_R_factor_gt           0.0342
_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^)+(0.0292P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0685
_refine_ls_wR_factor_ref         0.0734
_reflns_number_gt                1674
_reflns_number_total             2210
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0CE00219D.TXT
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'multi-scan ' changed to
'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_cell_volume        2234.0(7)
_cod_original_sg_symbol_H-M      pnna
_cod_database_code               7205202