Structural and Photophysical Properties of Visible- and Near-IR-Emitting Tris Lanthanide(III) Complexes Formed with the Enantiomers of N,N'-Bis(1-phenylethyl)-2,6-pyridinedicarboxamide
KimNgan T. Hua; Jide Xu; Eliseo E. Quiroz; Sabrina Lopez; Andrew J. Ingram; Victoria Anne Johnson; Angela R. Tisch; Ana de Bettencourt-Dias; Daniel A. Straus; Gilles Muller; Inorganic Chemistry 51 (2012) 647–660; doi:10.1021/ic202094p

data_4327877
_publ_section_title
;
 Structural and Photophysical Properties of Visible- and Near-IR-Emitting
 Tris Lanthanide(III) Complexes Formed with the Enantiomers of
 N,N'-Bis(1-phenylethyl)-2,6-pyridinedicarboxamide
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              647
_journal_page_last               660
_journal_paper_doi               10.1021/ic202094p
_journal_volume                  51
_journal_year                    2012
_chemical_absolute_configuration syn
_chemical_formula_sum            'C70.88 H76.5 Cl3 Gd N9 O7.88'
_chemical_formula_weight         1444.01
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           197
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'I 2 2 3'
_symmetry_space_group_name_H-M   'I 2 3'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   25.955
_cell_length_b                   25.955
_cell_length_c                   25.955
_cell_measurement_reflns_used    9802
_cell_measurement_temperature    143(2)
_cell_measurement_theta_max      28.184
_cell_measurement_theta_min      2.219
_cell_volume                     17484.898
_computing_cell_refinement       'Bruker APEX2 v. 2009.1'
_computing_data_collection       'Bruker APEX2 v. 2009.1'
_computing_data_reduction        'Bruker APEX2 v. 2009.1'
_computing_molecular_graphics    DIAMOND
_computing_publication_material  CIFTAB
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      143(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device_type  'Bruker APEX-I CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0420
_diffrn_reflns_av_sigmaI/netI    0.0276
_diffrn_reflns_limit_h_max       34
_diffrn_reflns_limit_h_min       -34
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -32
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            82880
_diffrn_reflns_theta_full        28.26
_diffrn_reflns_theta_max         28.26
_diffrn_reflns_theta_min         1.11
_exptl_absorpt_coefficient_mu    0.898
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6275
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.097
_exptl_crystal_description       Rhombic
_exptl_crystal_F_000             5942
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_platon_squeeze_details
;
;
_refine_diff_density_max         1.045
_refine_diff_density_min         -0.390
_refine_diff_density_rms         0.067
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.032(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.095
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     275
_refine_ls_number_reflns         7003
_refine_ls_number_restraints     36
_refine_ls_restrained_S_all      1.095
_refine_ls_R_factor_all          0.0340
_refine_ls_R_factor_gt           0.0310
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0442P)^2^+11.8087P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0787
_refine_ls_wR_factor_ref         0.0805
_reflns_number_gt                6563
_reflns_number_total             7003
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic202094p_si_002_5.cif
_cod_data_source_block           GdSS
_cod_original_cell_volume        17484.9
_cod_original_formula_sum        'C70.88 H76.50 Cl3 Gd N9 O7.88'
_cod_database_code               4327877