Lanthanide metal-organic frameworks assembled from a fluorene-based ligand: selective sensing of Pb2+ and Fe3+ ions
Liang Li; Qiang Chen; Zhigang Niu; Xinhui Zhou; Tao Yang; Wei Huang; Journal of Materials Chemistry C 4 (2016) 1900–1905; doi:10.1039/C5TC04320D

data_7234583
_publ_section_title
;
 Lanthanide metal-organic frameworks assembled from a fluorene-based
 ligand: selective sensing of Pb2+ and Fe3+ ions
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              1900
_journal_page_last               1905
_journal_paper_doi               10.1039/C5TC04320D
_journal_volume                  4
_journal_year                    2016
_chemical_formula_moiety         'C118 H108 N4 O28 Eu4, 15(H2O)'
_chemical_formula_sum            'C118 H138 Eu4 N4 O43'
_chemical_formula_weight         2908.16
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                92.915(3)
_cell_angle_beta                 103.671(3)
_cell_angle_gamma                112.821(3)
_cell_formula_units_Z            1
_cell_length_a                   11.4422(4)
_cell_length_b                   13.6499(5)
_cell_length_c                   23.9769(8)
_cell_measurement_reflns_used    1920
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.4
_cell_measurement_theta_min      1.9
_cell_volume                     3311.2(2)
_computing_cell_refinement       SMART
_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 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker Smart Aepex 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  0.0494
_diffrn_reflns_av_sigmaI/netI    0.0617
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            26254
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.21
_exptl_absorpt_coefficient_mu    1.949
_exptl_absorpt_correction_T_max  0.9261
_exptl_absorpt_correction_T_min  0.8920
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Bruker, 2000'
_exptl_crystal_colour            whiteless
_exptl_crystal_density_diffrn    1.458
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1470
_exptl_crystal_size_max          0.06
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         5.792
_refine_diff_density_min         -2.282
_refine_diff_density_rms         0.265
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.224
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     772
_refine_ls_number_reflns         11675
_refine_ls_number_restraints     33
_refine_ls_restrained_S_all      1.223
_refine_ls_R_factor_all          0.1221
_refine_ls_R_factor_gt           0.1089
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0039P)^2^+219.4850P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2970
_refine_ls_wR_factor_ref         0.3022
_reflns_number_gt                9590
_reflns_number_total             11675
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            J-Mater-Chem-C-2016-4-1900.cif
_cod_data_source_block           Eu
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' 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 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7234583