Structural Study of the N,N'-Dimethylpropyleneurea Solvated Lanthanoid(III) Ions in Solution and Solid State with an Analysis of the Ionic Radii of Lanthanoid(III) Ions
Daniel Lundberg; Ingmar Persson; Lars Eriksson; Paola D'Angelo; Simone de Panfilis; Inorganic Chemistry 49 (2010) 4420–4432; doi:10.1021/ic100034q

data_4315474
_publ_contact_author_address
;Swedish University of Agricultural Sciences (SLU)
Dept. of Chemistry
P.O. Box 7015
S-750 07 Uppsala
Sweden
;
_publ_contact_author_email       daniel.lundberg@kemi.slu.se
_publ_contact_author_fax         +46-18-673476
_publ_contact_author_name        'Daniel Lundberg'
_publ_contact_author_phone       +46-18-671549
_publ_section_title
;
 Structural Study of the N,N'-Dimethylpropyleneurea Solvated
 Lanthanoid(III) Ions in Solution and Solid State with an Analysis of the
 Ionic Radii of Lanthanoid(III) Ions
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4420
_journal_page_last               4432
_journal_paper_doi               10.1021/ic100034q
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C36 H72 Gd N12 O6, 3(I)'
_chemical_formula_structural     '(Gd (C6 H12 N2 O)6) I3'
_chemical_formula_sum            'C36 H72 Gd I3 N12 O6'
_chemical_formula_weight         1307.01
_chemical_name_common            'hexakis(dmpu)gadolinium(III) iodide'
_chemical_name_systematic
'hexakis[1,3-dimethyltetrahydropyrimidin-2(1H)-one-\kO]gadolinium(III) iodide'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.0
_cell_angle_beta                 92.039(1)
_cell_angle_gamma                90.0
_cell_formula_units_Z            2
_cell_length_a                   12.2946(1)
_cell_length_b                   11.9123(1)
_cell_length_c                   17.4121(2)
_cell_measurement_reflns_used    10477
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      32.2914
_cell_measurement_theta_min      3.7237
_cell_volume                     2548.51(4)
_computing_cell_refinement       'Crysalis RED (Oxford diffraction, 2008)'
_computing_data_collection       'Crysalis CCD (Oxford diffraction, 2008)'
_computing_data_reduction        'Crysalis RED'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 16.5467
_diffrn_measured_fraction_theta_full 0.911
_diffrn_measured_fraction_theta_max 0.911
_diffrn_measurement_device_type  'GONIOMETER OXFORD DIFFRACTION KM4 XCALIBUR2'
_diffrn_measurement_method       '\w scans at different \f'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0336
_diffrn_reflns_av_sigmaI/netI    0.0512
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            24356
_diffrn_reflns_theta_full        32.36
_diffrn_reflns_theta_max         32.36
_diffrn_reflns_theta_min         3.73
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.169
_exptl_absorpt_correction_T_max  0.73000
_exptl_absorpt_correction_T_min  0.7133779
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Crysalis RED (Oxford Diffraction, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.703
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1286
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.716
_refine_diff_density_min         -1.039
_refine_diff_density_rms         0.113
_refine_ls_extinction_coef       0.00098(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.868
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     272
_refine_ls_number_reflns         8309
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.868
_refine_ls_R_factor_all          0.0456
_refine_ls_R_factor_gt           0.0252
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0222P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0491
_refine_ls_wR_factor_ref         0.0513
_reflns_number_gt                5737
_reflns_number_total             8309
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic100034q_si_002_4.cif
_cod_data_source_block           ccdc_Gd
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4315474