Copper(i)/(ii)-redox triggered efficient and green rare-earth separation using a heterometallic metal‒organic framework
Hu, Yue-Qiao; Zhang, Tao; Li, Mu-Qing; Wang, Yanyan; Zheng, Zhiping; Zheng, Yan-Zhen; Green Chem. 19 (2017) 1250–; doi:10.1039/C6GC02833K

data_7227525
_publ_section_title
;
 Copper(i)/(ii)-redox triggered efficient and green rare-earth separation
 using a heterometallic metal--organic framework
;
_journal_issue                   5
_journal_name_full               'Green Chem.'
_journal_page_first              1250
_journal_paper_doi               10.1039/C6GC02833K
_journal_volume                  19
_journal_year                    2017
_chemical_formula_sum            'C48 H72 Cu2 Er2 I2 N14 O23'
_chemical_formula_weight         1928.60
_chemical_name_common            1-Er
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                92.0840(10)
_cell_angle_beta                 97.4140(10)
_cell_angle_gamma                116.4500(10)
_cell_formula_units_Z            1
_cell_length_a                   11.2006(9)
_cell_length_b                   12.5227(10)
_cell_length_c                   15.1130(13)
_cell_measurement_reflns_used    9981
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      24.79
_cell_measurement_theta_min      2.16
_cell_volume                     1871.5(3)
_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      150(2)
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 0.972
_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  0.0101
_diffrn_reflns_av_sigmaI/netI    0.0134
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            13597
_diffrn_reflns_theta_full        24.79
_diffrn_reflns_theta_max         24.79
_diffrn_reflns_theta_min         1.37
_exptl_absorpt_coefficient_mu    3.678
_exptl_absorpt_correction_T_max  0.723
_exptl_absorpt_correction_T_min  0.453
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            YELLOW
_exptl_crystal_density_diffrn    1.711
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             942
_exptl_crystal_size_max          0.226
_exptl_crystal_size_mid          0.210
_exptl_crystal_size_min          0.088
_refine_diff_density_max         1.264
_refine_diff_density_min         -0.487
_refine_diff_density_rms         0.108
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     412
_refine_ls_number_reflns         6257
_refine_ls_number_restraints     32
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0250
_refine_ls_R_factor_gt           0.0228
_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^)+(0.0375P)^2^+5.7515P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0722
_refine_ls_wR_factor_ref         0.0740
_reflns_number_gt                5860
_reflns_number_total             6257
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6gc02833k2.cif
_cod_data_source_block           7
_cod_depositor_comments
'Adding full bibliography for 7227519--7227529.cif.'
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7227525