Iron Lanthanide Phosphonate Clusters: {Fe6Ln6P6} Wells-Dawson-like Structures with D3d Symmetry.
Pineda, Eufemio Moreno; Tuna, Floriana; Zheng, Yan-Zhen; Teat, Simon J.; Winpenny, Richard E. P.; Schnack, Jürgen; McInnes, Eric J. L.; Inorganic chemistry 53 (2014) 3032–3038; doi:10.1021/ic402839q

data_4337627
_publ_section_title
;
 Iron Lanthanide Phosphonate Clusters: {Fe6Ln6P6} Wells-Dawson-like
 Structures with D3d Symmetry.
;
_journal_issue                   6
_journal_name_full               'Inorganic chemistry'
_journal_page_first              3032
_journal_page_last               3038
_journal_paper_doi               10.1021/ic402839q
_journal_volume                  53
_journal_year                    2014
_chemical_formula_moiety         'C96 H180 Fe6 Gd6 O60 P6'
_chemical_formula_sum            'C96 H180 Fe6 Gd6 O60 P6'
_chemical_formula_weight         3758.81
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2013-10-27
_audit_creation_method
;
Olex2 1.2
(compiled 2013.09.17 svn.r2790 for OlexSys, GUI svn.r4601)
;
_cell_angle_alpha                90
_cell_angle_beta                 109.13(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   15.590(3)
_cell_length_b                   15.565(3)
_cell_length_c                   31.774(6)
_cell_measurement_temperature    173(2)
_cell_volume                     7284(3)
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
SHELX, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_diffrn_ambient_temperature      173.0
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0528
_diffrn_reflns_av_unetI/netI     0.0452
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       43
_diffrn_reflns_limit_l_min       -43
_diffrn_reflns_number            77184
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.185
_diffrn_reflns_theta_min         1.885
_exptl_absorpt_coefficient_mu    3.414
_exptl_absorpt_correction_T_max  0.7464
_exptl_absorpt_correction_T_min  0.4910
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.1428 before and 0.0714 after correction.
The Ratio of minimum to maximum transmission is 0.6578.
The \l/2 correction factor is 0.0000.
;
_exptl_crystal_colour            'clear red'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.714
_exptl_crystal_description       rhombohedral
_exptl_crystal_F_000             3732
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.03
_refine_diff_density_max         4.132
_refine_diff_density_min         -3.499
_refine_diff_density_rms         0.191
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     767
_refine_ls_number_reflns         19631
_refine_ls_number_restraints     175
_refine_ls_restrained_S_all      1.114
_refine_ls_R_factor_all          0.1122
_refine_ls_R_factor_gt           0.0937
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1500P)^2^+35.3500P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2740
_refine_ls_wR_factor_ref         0.2924
_reflns_Friedel_coverage         0.000
_reflns_number_gt                14668
_reflns_number_total             19631
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic402839q_si_002.cif
_cod_data_source_block           Fe6Gd6P6_Methyl
_cod_original_cell_volume        7285(3)
_cod_database_code               4337627