Probing the Structure, Conformation, and Stereochemical Exchange in a Family of Lanthanide Complexes Derived from Tetrapyridyl-Appended Cyclen
Louise S. Natrajan; Ntai M. Khoabane; Benjamin L. Dadds; Christopher A. Muryn; Robin G. Pritchard; Sarah L. Heath; Alan M. Kenwright; Ilya Kuprov; Stephen Faulkner; Inorganic Chemistry 49 (2010) 7700–7709; doi:10.1021/ic100447m

data_4316335
_publ_section_title
;
 Probing the Structure, Conformation, and Stereochemical Exchange in a
 Family of Lanthanide Complexes Derived from Tetrapyridyl-Appended Cyclen
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7700
_journal_page_last               7709
_journal_paper_doi               10.1021/ic100447m
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C39 H48 Eu F9 N10 O10 S3'
_chemical_formula_weight         1236.01
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 90.000(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            8
_cell_length_a                   33.925(5)
_cell_length_b                   13.348(5)
_cell_length_c                   21.907(5)
_cell_measurement_reflns_used    4205
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.4353
_cell_measurement_theta_min      2.6862
_cell_volume                     9920(5)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.4 (release 27-04-2006 CrysAlis171 .NET)
(compiled Apr 27 2007,17:53:11)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.4 (release 27-04-2006 CrysAlis171 .NET)
(compiled Apr 27 2007,17:53:11)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.4 (release 27-04-2006 CrysAlis171 .NET)
(compiled Apr 27 2007,17:53:11)
;
_computing_molecular_graphics    'SHELXTL-97 (Sheldrick 1997)'
_computing_publication_material  'SHELXTL-97 (Sheldrick 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.3367
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'multiwire proportional'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.1341
_diffrn_reflns_av_sigmaI/netI    0.1456
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            23401
_diffrn_reflns_theta_full        20.81
_diffrn_reflns_theta_max         20.81
_diffrn_reflns_theta_min         2.99
_exptl_absorpt_coefficient_mu    1.434
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.56560
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.4 (release 27-04-2006 CrysAlis171 .NET)
(compiled Apr 27 2007,17:53:11)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.655
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             4992
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.582
_refine_diff_density_min         -1.279
_refine_diff_density_rms         0.166
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     359
_refine_ls_number_reflns         5180
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.1552
_refine_ls_R_factor_gt           0.0782
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0808P)^2^+130.8425P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1659
_refine_ls_wR_factor_ref         0.2031
_reflns_number_gt                2829
_reflns_number_total             5180
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic100447m_si_003.cif
_cod_data_source_block           osf65
_cod_database_code               4316335