Molecular Capsules Based on Cucurbit[5]uril Encapsulating “Naked” Anion Chlorine
Liu, Jing-Xin; Long, La-Sheng; Huang, Rong-Bin; Zheng, Lan-Sun; Crystal Growth & Design 6 (2006) 2611–; doi:10.1021/cg060424q

data_4508885
_publ_section_title
;
 Molecular Capsules Based on Cucurbit[5]uril Encapsulating
 &#x201C;Naked&#x201D; Anion Chlorine
;
_journal_issue                   11
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2611
_journal_paper_doi               10.1021/cg060424q
_journal_volume                  6
_journal_year                    2006
_chemical_formula_sum            'C30 H63 Cl7 La2 N20 O26'
_chemical_formula_weight         1645.97
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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            4
_cell_length_a                   15.933(2)
_cell_length_b                   17.702(3)
_cell_length_c                   20.202(3)
_cell_measurement_temperature    173(2)
_cell_volume                     5697.9(15)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.956
_diffrn_measured_fraction_theta_max 0.956
_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  0.0373
_diffrn_reflns_av_sigmaI/netI    0.0397
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            42032
_diffrn_reflns_theta_full        28.36
_diffrn_reflns_theta_max         28.36
_diffrn_reflns_theta_min         1.53
_exptl_absorpt_coefficient_mu    1.907
_exptl_crystal_density_diffrn    1.919
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             3296
_refine_diff_density_max         1.562
_refine_diff_density_min         -1.044
_refine_diff_density_rms         0.125
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     795
_refine_ls_number_reflns         13180
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.0327
_refine_ls_R_factor_gt           0.0322
_refine_ls_shift/su_max          0.011
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0491P)^2^+4.8768P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0844
_refine_ls_wR_factor_ref         0.0847
_reflns_number_gt                12959
_reflns_number_total             13180
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg060424qsup4.cif
_cod_data_source_block           p
_cod_original_cell_volume        5698.1(14)
_cod_database_code               4508885