Discrete spherical hexadecavanadates incorporating a bromide with oxidative bromination activity.
Kato, Naohiro; Hayashi, Yoshihito; Dalton transactions (Cambridge, England : 2003) 42 (2013) 11804–11811; doi:10.1039/c3dt50521a

data_7021608
_publ_section_title
;
 Discrete spherical hexadecavanadates incorporating a bromide with
 oxidative bromination activity.
;
_journal_issue                   33
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              11804
_journal_page_last               11811
_journal_paper_doi               10.1039/c3dt50521a
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'O38 V16, 4(C16 H36 N), Cl'
_chemical_formula_sum            'C64 H144 Cl N4 O38 V16'
_chemical_formula_weight         2428.32
_space_group_IT_number           94
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4n 2n'
_symmetry_space_group_name_H-M   'P 42 21 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   16.409(2)
_cell_length_b                   16.409(2)
_cell_length_c                   18.059(3)
_cell_measurement_reflns_used    16791
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      27.5223
_cell_measurement_theta_min      3.3549
_cell_volume                     4862.5(12)
_computing_cell_refinement       'CrystalClear v1.3.7(Rigaku Corp., 2000)'
_computing_data_collection       'CrystalClear v1.3.7(Rigaku Corp., 2000)'
_computing_data_reduction        'CrystalClear v1.3.7(Rigaku Corp., 2000)'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_detector_area_resol_mean 14.4613
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Mercury CCD (2x2 bin mode)'
_diffrn_measurement_method       dtintegrate.ref
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0707
_diffrn_reflns_av_sigmaI/netI    0.0335
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            49575
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.35
_exptl_absorpt_coefficient_mu    1.564
_exptl_absorpt_correction_T_max  0.8831
_exptl_absorpt_correction_T_min  0.7343
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'NUMABS (Rigaku, 1999)'
_exptl_crystal_colour            Green
_exptl_crystal_density_diffrn    1.659
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2490
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.20
_refine_diff_density_max         2.773
_refine_diff_density_min         -0.804
_refine_diff_density_rms         0.169
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(8)
_refine_ls_extinction_coef       0.0019(13)
_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   1.101
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         4774
_refine_ls_number_restraints     174
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.1098
_refine_ls_R_factor_gt           0.0997
_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^)+(0.1988P)^2^+4.5746P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2758
_refine_ls_wR_factor_ref         0.2934
_reflns_number_gt                4051
_reflns_number_total             4774
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt50521a.txt
_cod_data_source_block           V16Cl
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Numerical'
changed to 'numerical' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        4862.6(12)
_cod_database_code               7021608