Construction and characterization of rare earth complexes for efficient emission tuning by tetraethyl ethylenebisphosphonate and tridentate chelating nitrogen ligands.
Hou, Chuan-Bing; Guo, Gui-Xiong; Dai, Li-Xiong; Li, Ying-Yu; Wang, Lin-Lin; Song, Hui-Hua; Xin, Xiu-Lan; Han, Hong-Liang; Wang, Xue-Dong; Li, Xing-Ru; Jin, Qiong-Hua; Dalton transactions (Cambridge, England : 2003) 54 (2025) 9594–9604; doi:10.1039/d5dt00963d

data_7718772
_publ_section_title
;
 Construction and characterization of rare earth complexes for efficient
 emission tuning by tetraethyl ethylenebisphosphonate and tridentate
 chelating nitrogen ligands.
;
_journal_issue                   24
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9594
_journal_page_last               9604
_journal_paper_doi               10.1039/d5dt00963d
_journal_volume                  54
_journal_year                    2025
_chemical_formula_sum            'C40 H46 N12 O24 P2 Sm2'
_chemical_formula_weight         1441.53
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2024-10-11 deposited with the CCDC.	2025-05-19 downloaded from the CCDC.
;
_cell_angle_alpha                89.591(2)
_cell_angle_beta                 80.617(2)
_cell_angle_gamma                88.510(3)
_cell_formula_units_Z            1
_cell_length_a                   8.0168(3)
_cell_length_b                   9.6084(3)
_cell_length_c                   17.2951(4)
_cell_measurement_reflns_used    12798
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      74.0890
_cell_measurement_theta_min      5.1090
_cell_volume                     1313.94(7)
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'XtaLAB AFC12 (RINC): Kappa dual home/near'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0850
_diffrn_reflns_av_unetI/netI     0.0603
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            14006
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        65.000
_diffrn_reflns_theta_max         65.000
_diffrn_reflns_theta_min         4.604
_exptl_absorpt_coefficient_mu    18.019
_exptl_crystal_density_diffrn    1.822
_exptl_crystal_description       block
_exptl_crystal_F_000             716
_exptl_crystal_size_max          0.350
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.150
_refine_diff_density_max         1.238
_refine_diff_density_min         -2.432
_refine_diff_density_rms         0.131
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.856
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     363
_refine_ls_number_reflns         4473
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.856
_refine_ls_R_factor_all          0.0431
_refine_ls_R_factor_gt           0.0408
_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^)+(0.1009P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1041
_refine_ls_wR_factor_ref         0.1057
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4218
_reflns_number_total             4473
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5dt00963d2.cif
_cod_data_source_block           lyy-21
_cod_depositor_comments
'Adding full bibliography for 7718766--7718775.cif.'
_cod_database_code               7718772
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.061
_shelx_estimated_absorpt_t_max   0.173
_shelx_res_checksum              28550
_shelx_hkl_checksum              15705