A series of lanthanide(iii) complexes constructed from Schiff base and β-diketonate ligands
Sun, Ou; Gao, Ting; Sun, Jingwen; Li, Guangming; Li, Hongfeng; Xu, Hui; Wang, Cheng; Yan, Pengfei; CrystEngComm 16 (2014) 10460–; doi:10.1039/C4CE01556H

data_7218230
_publ_section_title
;
 A series of lanthanide(iii) complexes constructed from Schiff base and
 \b-diketonate ligands
;
_journal_issue                   45
_journal_name_full               CrystEngComm
_journal_page_first              10460
_journal_paper_doi               10.1039/C4CE01556H
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C29 H17 F18 N4 O6 Sm'
_chemical_formula_weight         1009.82
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 93.47(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.975(3)
_cell_length_b                   18.527(4)
_cell_length_c                   11.936(2)
_cell_measurement_temperature    293(2)
_cell_volume                     3746.9(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0183
_diffrn_reflns_av_sigmaI/netI    0.0362
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            6527
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         3.26
_exptl_absorpt_coefficient_mu    1.702
_exptl_crystal_density_diffrn    1.790
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1964
_refine_diff_density_max         0.618
_refine_diff_density_min         -0.356
_refine_diff_density_rms         0.062
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.988
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     524
_refine_ls_number_reflns         4586
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.0514
_refine_ls_R_factor_gt           0.0360
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0541P)^2^+2.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0877
_refine_ls_wR_factor_ref         0.0968
_reflns_number_gt                3579
_reflns_number_total             4586
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ce01556h2.cif
_cod_data_source_block           s
_cod_depositor_comments
'Adding full bibliography for 7218229--7218234.cif.'
_cod_original_sg_symbol_H-M      Cc
_cod_database_code               7218230