A new family of dinuclear lanthanide complexes constructed from an 8-hydroxyquinoline Schiff base and β-diketone: magnetic properties and near-infrared luminescence.
Wu, Dong-Fang; Liu, Zhen; Ren, Peng; Liu, Xiao-He; Wang, Ning; Cui, Jian-Zhong; Gao, Hong-Ling; Dalton transactions (Cambridge, England : 2003) 48 (2019) 1392–1403; doi:10.1039/c8dt04384a

data_7048388
_publ_section_title
;
 A new family of dinuclear lanthanide complexes constructed from an
 8-hydroxyquinoline Schiff base and \b-diketone: magnetic properties and
 near-infrared luminescence.
;
_journal_issue                   4
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1392
_journal_page_last               1403
_journal_paper_doi               10.1039/c8dt04384a
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         '2(C46 H32 N3 Nd O7), 2.5(C2 H3 N)'
_chemical_formula_sum            'C97 H71.5 N8.5 Nd2 O14'
_chemical_formula_weight         1868.60
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_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
_audit_creation_date             2018-07-25
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2018-07-31 deposited with the CCDC.
2018-12-19 downloaded from the CCDC.
;
_cell_angle_alpha                91.118(4)
_cell_angle_beta                 91.324(6)
_cell_angle_gamma                95.040(6)
_cell_formula_units_Z            2
_cell_length_a                   10.3473(18)
_cell_length_b                   20.187(3)
_cell_length_c                   20.445(3)
_cell_measurement_reflns_used    8274
_cell_measurement_temperature    133(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.0
_cell_volume                     4251.9(12)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b42'
_computing_data_collection       'CrystalClear-SM Expert 2.1 b42 (Rigaku, 2015)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b42'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      133
_diffrn_detector_area_resol_mean 5.814
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Rigaku Xtalab P200'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0405
_diffrn_reflns_av_unetI/netI     0.0439
_diffrn_reflns_Laue_measured_fraction_full 0.991
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            46781
_diffrn_reflns_point_group_measured_fraction_full 0.991
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.020
_diffrn_reflns_theta_max         25.020
_diffrn_reflns_theta_min         2.997
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.279
_exptl_absorpt_correction_T_max  0.8216
_exptl_absorpt_correction_T_min  0.7841
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.460
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1890
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.039
_refine_diff_density_min         -0.618
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1111
_refine_ls_number_reflns         14871
_refine_ls_number_restraints     78
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0542
_refine_ls_R_factor_gt           0.0390
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0414P)^2^+8.6671P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0918
_refine_ls_wR_factor_ref         0.0994
_reflns_Friedel_coverage         0.000
_reflns_number_gt                12113
_reflns_number_total             14871
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt04384a2.cif
_cod_data_source_block           shelx_CCDC3
_cod_depositor_comments
'Adding full bibliography for 7048384--7048389.cif.'
_cod_original_formula_sum        'C97 H71.50 N8.50 Nd2 O14'
_cod_database_code               7048388
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.822
_shelx_estimated_absorpt_t_min   0.784
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(N7) \\sim Ueq, Uanis(N8) \\sim Ueq, Uanis(N9) \\sim Ueq, Uanis(C93) \\sim
Ueq, Uanis(C94) \\sim Ueq, Uanis(C95) \\sim Ueq, Uanis(C96) \\sim Ueq,
Uanis(C97) \\sim Ueq, Uanis(C98) \\sim Ueq, Uanis(C89) \\sim Ueq, Uanis(C90)
\\sim Ueq, Uanis(C91) \\sim Ueq, Uanis(C92) \\sim Ueq: with sigma of 0.01 and
sigma for terminal atoms of 0.02
3. Others
 Fixed Sof: N7(0.5) C93(0.5) C94(0.5) H94A(0.5) H94B(0.5) H94C(0.5)
4.a Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C7(H7), C8(H8), C10(H10), C12(H12), C13(H13),
 C15(H15), C16(H16), C17(H17), C18(H18), C19(H19), C20(H20), C21(H21), C24(H24),
  C27(H27), C28(H28), C29(H29), C30(H30), C31(H31), C32(H32), C33(H33),
 C34(H34), C35(H35), C36(H36), C39(H39), C42(H42), C43(H43), C44(H44), C45(H45),
  C46(H46), C49(H49), C50(H50), C51(H51), C53(H53), C54(H54), C56(H56),
 C58(H58), C59(H59), C61(H61), C62(H62), C63(H63), C64(H64), C65(H65), C66(H66),
  C67(H67), C70(H70), C73(H73), C74(H74), C75(H75), C76(H76), C77(H77),
 C78(H78), C79(H79), C80(H80), C81(H81), C82(H82), C85(H85), C88(H88), C89(H89),
  C90(H90), C91(H91), C92(H92)
4.b Idealised Me refined as rotating group:
 C94(H94A,H94B,H94C), C96(H96A,H96B,H96C), C98(H98A,H98B,H98C)
;
_shelx_res_checksum              58733
_olex2_submission_special_instructions 'No special instructions were received'