Thermodynamic origins of selective binding affinity between p-sulfonatocalix[4,5]arenes with biguanidiniums.
Guo, Dong-Sheng; Zhang, Hong-Qing; Ding, Fei; Liu, Yu; Organic & biomolecular chemistry 10 (2012) 1527–1536; doi:10.1039/c2ob06313a

data_7152204
_publ_section_title
;
 Thermodynamic origins of selective binding affinity between
 p-sulfonatocalix[4,5]arenes with biguanidiniums.
;
_journal_issue                   8
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              1527
_journal_page_last               1536
_journal_paper_doi               10.1039/c2ob06313a
_journal_volume                  10
_journal_year                    2012
_chemical_formula_moiety         'C72 H128.50 N20 O50.25 S8'
_chemical_formula_sum            'C72 H128.5 N20 O50.25 S8'
_chemical_formula_weight         2334.93
_chemical_name_systematic
;
?
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 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                 97.992(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.657(3)
_cell_length_b                   18.786(3)
_cell_length_c                   26.624(4)
_cell_measurement_reflns_used    17443
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      28.00
_cell_measurement_theta_min      1.50
_cell_volume                     10231(3)
_computing_cell_refinement       'CrystalClear-SM Expert 2.0 r2'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r2 (Rigaku, 2009)'
_computing_data_reduction        'CrystalClear-SM Expert 2.0 r2'
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 14.222
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku Saturn724 CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  multilayer
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0664
_diffrn_reflns_av_sigmaI/netI    0.1103
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            41401
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.47
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.281
_exptl_absorpt_correction_T_max  0.9511
_exptl_absorpt_correction_T_min  0.9356
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.516
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             4922
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.741
_refine_diff_density_min         -0.645
_refine_diff_density_rms         0.093
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.43(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1361
_refine_ls_number_reflns         19429
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.1042
_refine_ls_R_factor_gt           0.0881
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0989P)^2^+13.6089P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2120
_refine_ls_wR_factor_ref         0.2279
_reflns_number_gt                15663
_reflns_number_total             19429
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ob06313a.txt
_cod_data_source_block           SC4A+MFM
_cod_original_formula_sum        'C72 H128.50 N20 O50.25 S8'
_cod_database_code               7152204