Mixed matrix membranes containing fluorescent coordination polymers for detecting Cr<sub>2</sub>O<sub>7</sub><sup>2-</sup> with high sensitivity, stability and recyclability.
Xu, Yong-Kai; Meng, Mei-Mei; Xi, Ji-Ming; Wang, Li-Fei; Zhu, Rui; Liu, Xing-Gui; Zhang, Rui; Dong, Wei; Lu, Zhen-Zhong; Zheng, He-Gen; Huang, Wei; Dalton transactions (Cambridge, England : 2003) 50 (2021) 7944–7948; doi:10.1039/d1dt00894c

data_7707438
_publ_section_title
;
 Mixed matrix membranes containing fluorescent coordination polymers for
 detecting Cr<sub>2</sub>O<sub>7</sub><sup>2-</sup> with high sensitivity,
 stability and recyclability.
;
_journal_issue                   23
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7944
_journal_page_last               7948
_journal_paper_doi               10.1039/d1dt00894c
_journal_volume                  50
_journal_year                    2021
_chemical_formula_moiety
'C56 H42 Cd N4 O4, 0.2(H4 O2), H0.80 O0.40, 2.2(H2 O)'
_chemical_formula_sum            'C56 H48 Cd N4 O7'
_chemical_formula_weight         1001.38
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2021-02-22 deposited with the CCDC.	2021-05-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.397(5)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   58.626(2)
_cell_length_b                   20.813(4)
_cell_length_c                   8.986(3)
_cell_measurement_reflns_used    3752
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      25.12
_cell_measurement_theta_min      2.01
_cell_volume                     10961(4)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Bruker D8 diffractometer'
_diffrn_measurement_method       'omega rotation'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0320
_diffrn_reflns_av_unetI/netI     0.0564
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       77
_diffrn_reflns_limit_h_min       -73
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            83646
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.206
_diffrn_reflns_theta_min         2.077
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.450
_exptl_absorpt_correction_T_max  0.92
_exptl_absorpt_correction_T_min  0.91
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Bruker, 2008'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.214
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             4128
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.180
_refine_diff_density_max         1.010
_refine_diff_density_min         -0.671
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     654
_refine_ls_number_reflns         13272
_refine_ls_number_restraints     24
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.0724
_refine_ls_R_factor_gt           0.0398
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0500P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0927
_refine_ls_wR_factor_ref         0.0972
_reflns_Friedel_coverage         0.000
_reflns_number_gt                8875
_reflns_number_total             13272
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt00894c2.cif
_cod_data_source_block           2
_cod_depositor_comments
'Adding full bibliography for 7707436--7707438.cif.'
_cod_original_cell_volume        10962(5)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7707438
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.908
_shelx_estimated_absorpt_t_max   0.923
_shelx_res_checksum              56522
_shelx_hkl_checksum              16829