Supramolecular self-assembly for designing non-centrosymmetric crystals based on Keggin polyoxometallates and crown ether.
Xiong, Jun; Kubo, Kazuya; Lü, Shao-Fang; Li, Ming; Nakamura, Takayoshi; Dalton transactions (Cambridge, England : 2003) 47 (2018) 14001–14007; doi:10.1039/c8dt02910e

data_7047465
_publ_section_title
;
 Supramolecular self-assembly for designing non-centrosymmetric crystals
 based on Keggin polyoxometallates and crown ether.
;
_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14001
_journal_page_last               14007
_journal_paper_doi               10.1039/c8dt02910e
_journal_volume                  47
_journal_year                    2018
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C60 H36 La O6, 3(C9 H17 N2)'
_chemical_formula_sum            'C87 H87 La N6 O6'
_chemical_formula_weight         1451.53
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_audit_creation_date             2018-06-19
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2018-06-21 deposited with the CCDC.
2018-09-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.8683(7)
_cell_length_b                   20.0320(7)
_cell_length_c                   21.0550(7)
_cell_measurement_reflns_used    9820
_cell_measurement_temperature    100
_cell_measurement_theta_max      25.77
_cell_measurement_theta_min      2.25
_cell_volume                     8379.9(5)
_computing_cell_refinement       'Bruker APEX2 v2014.11-0'
_computing_data_collection       'Bruker APEX2 v2014.11-0'
_computing_data_reduction        'Bruker SAINT v8.34A'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXS-1997 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'CCD area detector'
_diffrn_measurement_device_type  'Bruker APEXII'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0303
_diffrn_reflns_av_unetI/netI     0.0285
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            147191
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.580
_diffrn_reflns_theta_min         1.934
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    0.562
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6958
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v2014/4'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.151
_exptl_crystal_description       block
_exptl_crystal_F_000             3024
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.324
_refine_diff_density_min         -0.818
_refine_diff_density_rms         0.094
_refine_ls_abs_structure_details
;
 Flack x determined using 5685 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.005(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     751
_refine_ls_number_reflns         19312
_refine_ls_number_restraints     1009
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.1031
_refine_ls_R_factor_gt           0.0780
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1483P)^2^+9.9317P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2161
_refine_ls_wR_factor_ref         0.2499
_reflns_Friedel_coverage         0.844
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.994
_reflns_number_gt                14751
_reflns_number_total             19312
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt02910e2.cif
_cod_data_source_block           4528
_cod_depositor_comments
'Adding full bibliography for 7047460--7047465.cif.'
_cod_database_code               7047465
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.896
_shelx_estimated_absorpt_t_min   0.841
_platon_squeeze_void_probe_radius 1.20