Anderson-like alkoxo-polyoxovanadate clusters serving as unprecedented second building units to construct metal-organic polyhedra.
Zhang, Yu-Teng; Wang, Xin-Long; Li, Shuang-Bao; Gong, Ya-Ru; Song, Bai-Qiao; Shao, Kui-Zhan; Su, Zhong-Min; Chemical communications (Cambridge, England) 52 (2016) 9632–9635; doi:10.1039/c6cc04583a

data_7124776
_publ_section_title
;
 Anderson-like alkoxo-polyoxovanadate clusters serving as unprecedented
 second building units to construct metal-organic polyhedra.
;
_journal_issue                   62
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              9632
_journal_page_last               9635
_journal_paper_doi               10.1039/c6cc04583a
_journal_volume                  52
_journal_year                    2016
_chemical_formula_moiety         '0.5(C168 H216 Br12 O200 S8 V48)'
_chemical_formula_sum            'C121 H152 Br6 O101 S4 V24'
_chemical_formula_weight         5052.68
_space_group_crystal_system      cubic
_space_group_IT_number           217
_space_group_name_Hall           'I -4 2 3'
_space_group_name_H-M_alt        'I -4 3 m'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     iterative
_audit_creation_date             2016-06-18
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_audit_update_record
;
2016-06-21 deposited with the CCDC.
2016-06-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   22.108(5)
_cell_length_b                   22.108(5)
_cell_length_c                   22.108(5)
_cell_measurement_reflns_used    3426
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      21.976
_cell_measurement_theta_min      2.256
_cell_volume                     10806(4)
_computing_cell_refinement       'Bruker SAINT v8.34a'
_computing_data_collection       'Bruker APEX 2'
_computing_data_reduction        'Bruker SAINT v8.34a'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'Bruker SHELXTL 2014/4'
_diffrn_ambient_temperature      298.15
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Smart Apex II CCD'
_diffrn_measurement_method       \w-2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.1102
_diffrn_reflns_av_unetI/netI     0.0360
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            31352
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        24.974
_diffrn_reflns_theta_max         24.974
_diffrn_reflns_theta_min         1.302
_exptl_absorpt_coefficient_mu    2.215
_exptl_absorpt_correction_T_max  0.686
_exptl_absorpt_correction_T_min  0.620
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2014/4 Bruker AXS Madison WI USA'
_exptl_crystal_colour            yellowish-brown
_exptl_crystal_density_diffrn    1.553
_exptl_crystal_description       block
_exptl_crystal_F_000             5024
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.394
_refine_diff_density_min         -0.535
_refine_diff_density_rms         0.125
_refine_ls_abs_structure_details
;
 Flack x determined using 575 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.03(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     113
_refine_ls_number_reflns         1787
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0505
_refine_ls_R_factor_gt           0.0389
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0567P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0886
_refine_ls_wR_factor_ref         0.0925
_reflns_Friedel_coverage         0.844
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                1566
_reflns_number_total             1787
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6cc04583a2.cif
_cod_data_source_block           VMOP-13_sq
_cod_original_cell_volume        10806(7)
_cod_database_code               7124776
_shelx_estimated_absorpt_t_max   0.705
_shelx_estimated_absorpt_t_min   0.641
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 0.97(4) 0.03(4)
2. Fixed Uiso
 At 1.5 times of:
  All C(H,H,H) groups
3. Uiso/Uaniso restraints and constraints
C4A \\sim C4B: within 2A with sigma of 0.04 and sigma for terminal atoms of 0.08
4. Others
 Fixed Sof: Br1(0.25) H6A(0.5) H6B(0.5) H6C(0.5) H5A(0.5) H5B(0.5) H5C(0.5)
 C4A(0.15) H4AA(0.15) H4AB(0.15) H4AC(0.15) C4B(0.35) H4BA(0.35) H4BB(0.35)
 H4BC(0.35)
5.a Riding coordinates:
 C4A(H4AA,H4AB,H4AC), C4B(H4BA,H4BB,H4BC)
5.b Me refined with riding coordinates:
 C6(H6A,H6B,H6C), C5(H5A,H5B,H5C)
;
_platon_squeeze_void_probe_radius 1.20
_shelx_res_checksum              73597
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'