Cooperative Binding of Cucurbit[n]urils and β-Cyclodextrin to Heteroditopic Imidazolium-Based Guests.
Branná, Petra; Černochová, Jarmila; Rouchal, Michal; Kulhánek, Petr; Babinský, Martin; Marek, Radek; Nečas, Marek; Kuřitka, Ivo; Vícha, Robert; The Journal of organic chemistry 81 (2016) 9595–9604; doi:10.1021/acs.joc.6b01564

data_4037121
_publ_section_title
;
 Cooperative Binding of Cucurbit[n]urils and \b-Cyclodextrin to
 Heteroditopic Imidazolium-Based Guests.
;
_journal_issue                   20
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              9595
_journal_page_last               9604
_journal_paper_doi               10.1021/acs.joc.6b01564
_journal_volume                  81
_journal_year                    2016
_chemical_formula_sum            'C23 H36 N2 O4 S'
_chemical_formula_weight         436.60
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'C 1 2/c 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                 124.255(11)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   27.482(2)
_cell_length_b                   10.0377(5)
_cell_length_c                   20.0803(15)
_cell_measurement_reflns_used    4338
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.9597
_cell_measurement_theta_min      2.9989
_cell_volume                     4578.4(8)
_computing_cell_refinement       'CrysAlis RED (Oxford Diffraction Ltd, 2009)'
_computing_data_collection       'CrysAlis CCD (Oxford Diffraction Ltd, 2009)'
_computing_data_reduction        'CrysAlis RED (Oxford Diffraction Ltd, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 8.4353
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Sapphire2, large Be window'
_diffrn_measurement_method       '\w scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0160
_diffrn_reflns_av_sigmaI/netI    0.0491
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            9046
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.00
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.173
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.96249
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrysAlis RED (Oxford Diffraction Ltd, 2009)'
_exptl_crystal_density_diffrn    1.267
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1888
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.365
_refine_diff_density_min         -0.459
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.972
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     281
_refine_ls_number_reflns         4026
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.972
_refine_ls_R_factor_all          0.0584
_refine_ls_R_factor_gt           0.0373
_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^)+(0.0524P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0921
_refine_ls_wR_factor_ref         0.0956
_reflns_number_gt                2744
_reflns_number_total             4026
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo6b01564_si_002.cif
_cod_data_source_block           6MsO
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        4578.4(6)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4037121