Enhanced <i>E</i>/<i>Z</i>-photoisomerization and luminescence of stilbene derivative co-coordinated in di-β-diketonate lanthanide complexes.
Chen, Lu; Tan, Yu; Xu, Han; Wang, Kun; Chen, Zhou-Hui; Zheng, Nuan; Li, Yu-Qian; Lin, Li-Rong; Dalton transactions (Cambridge, England : 2003) 49 (2020) 16745–16761; doi:10.1039/d0dt03383a

data_7705843
_publ_section_title
;
 Enhanced <i>E</i>/<i>Z</i>-photoisomerization and luminescence of
 stilbene derivative co-coordinated in di-\b-diketonate lanthanide
 complexes.
;
_journal_issue                   46
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              16745
_journal_page_last               16761
_journal_paper_doi               10.1039/d0dt03383a
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C49 H36 Eu F9 N4 O7'
_chemical_formula_sum            'C49 H36 Eu F9 N4 O7'
_chemical_formula_weight         1115.78
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/1
_audit_update_record
;
2020-09-17 deposited with the CCDC.	2020-11-04 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 101.484(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.426(4)
_cell_length_b                   9.7184(17)
_cell_length_c                   19.499(3)
_cell_measurement_reflns_used    3975
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      19.63
_cell_measurement_theta_min      2.26
_cell_volume                     4536.0(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-2018/1 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.954
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1564
_diffrn_reflns_av_unetI/netI     0.1857
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.954
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            39519
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.954
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.444
_diffrn_reflns_theta_min         1.701
_exptl_absorpt_coefficient_mu    1.478
_exptl_absorpt_correction_T_max  0.801
_exptl_absorpt_correction_T_min  0.766
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1997)'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.634
_exptl_crystal_description       block
_exptl_crystal_F_000             2232
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.150
_refine_diff_density_max         1.689
_refine_diff_density_min         -0.727
_refine_diff_density_rms         0.125
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.864
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     631
_refine_ls_number_reflns         10899
_refine_ls_number_restraints     28
_refine_ls_restrained_S_all      0.865
_refine_ls_R_factor_all          0.1513
_refine_ls_R_factor_gt           0.0630
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0492P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1341
_refine_ls_wR_factor_ref         0.1528
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4844
_reflns_number_total             10899
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt03383a2.cif
_cod_data_source_block           y_CCDC1
_cod_original_cell_volume        4536.1(14)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7705843
_shelx_shelxl_version_number     2018/1
_shelx_estimated_absorpt_t_min   0.757
_shelx_estimated_absorpt_t_max   0.809
_shelx_res_checksum              93870