Construction of Train-Like Supramolecular Structures from Decamethylcucurbit[5]uril and Iso- or Hetero-Keggin-Type Polyoxotungstates
Lin, Jing-Xiang; Lü, Jian; Yang, Hong-Xun; Cao, Rong; Crystal Growth & Design 10 (2010) 1966–; doi:10.1021/cg1000528

data_4501524
_publ_section_title
;
 Construction of Train-Like Supramolecular Structures from
 Decamethylcucurbit[5]uril and Iso- or Hetero-Keggin-Type
 Polyoxotungstates
;
_journal_issue                   4
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              1966
_journal_paper_doi               10.1021/cg1000528
_journal_volume                  10
_journal_year                    2010
_chemical_formula_sum            'C80 H154 N40 Na4 O87 Si W12'
_chemical_formula_weight         5394.4
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           12
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.954(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   27.5763(15)
_cell_length_b                   16.7925(9)
_cell_length_c                   16.2791(10)
_cell_measurement_temperature    293(2)
_cell_volume                     7465.9(7)
_computing_cell_refinement       'SHELXL-97 (Sheldrick, 1997)'
_computing_data_collection       'SHELXL-97 (Sheldrick, 1997)'
_computing_data_reduction        'SHELXL-97 (Sheldrick, 1997)'
_computing_molecular_graphics    'SHELXL-97 (Sheldrick, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.965
_diffrn_measured_fraction_theta_max 0.965
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0339
_diffrn_reflns_av_sigmaI/netI    0.0343
_diffrn_reflns_limit_h_max       35
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            28153
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.43
_exptl_absorpt_coefficient_mu    24.671
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    3.557
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             6848
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.16
_refine_diff_density_max         4.839
_refine_diff_density_min         -4.968
_refine_diff_density_rms         0.297
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.121
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     551
_refine_ls_number_reflns         8540
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.121
_refine_ls_R_factor_all          0.0828
_refine_ls_R_factor_gt           0.0749
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0973P)^2^+276.0380P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2077
_refine_ls_wR_factor_ref         0.2143
_reflns_number_gt                7580
_reflns_number_total             8540
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg1000528_si_003.cif
_cod_data_source_block
c:\docume~1\lenovo\&#x00D7;&#x00C0;&#x00C3;&#x00E6;\042005~1\1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_refine_ls_hydrogen_treatment' value 'CONSTR' changed to 'constr'
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 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      C2/m
_cod_original_formula_sum        C80H154N40O87W12Na4Si
_cod_database_code               4501524