Guest-dependent self-assembly of (R,R)-2,3-diphenylsuccinic acids : formation of a cyclotetrameric chiral square
Jeong, Kyung Seok; Lee, Bohyung; Kim, Jaheon; Jeong, Nakcheol; CrystEngComm 11 (2009) 549–; doi:10.1039/b819756c

data_7200663
_publ_section_title
;
 Guest-dependent self-assembly of (R,R)-2,3-diphenylsuccinic
 acids&#x2009;:&#x2009; formation of a cyclotetrameric chiral square
;
_journal_issue                   4
_journal_name_full               CrystEngComm
_journal_page_first              549
_journal_paper_doi               10.1039/b819756c
_journal_volume                  11
_journal_year                    2009
_chemical_formula_sum            'C68 H66 O17'
_chemical_formula_weight         1155.21
_chemical_name_systematic
;
?
;
_space_group_IT_number           76
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4w'
_symmetry_space_group_name_H-M   'P 41'
_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                   16.249(6)
_cell_length_b                   16.249(6)
_cell_length_c                   22.540(10)
_cell_measurement_temperature    173(2)
_cell_volume                     5951(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker XP'
_computing_publication_material  'Bruker XCIF'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker APEX CCD'
_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  0.1032
_diffrn_reflns_av_sigmaI/netI    0.1040
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            19315
_diffrn_reflns_theta_full        20.81
_diffrn_reflns_theta_max         20.81
_diffrn_reflns_theta_min         1.25
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_min
;
Ratio of minimum to maximum apparent transmission: 0.767208
;
_exptl_absorpt_correction_type   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.289
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2440
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.431
_refine_diff_density_min         -0.470
_refine_diff_density_rms         0.085
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack
;
chirality based on the configuration at the chiral center of the molecule:1(4)
;
_refine_ls_extinction_coef       0.0005(2)
_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   1.068
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     673
_refine_ls_number_reflns         5945
_refine_ls_number_restraints     498
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.1952
_refine_ls_R_factor_gt           0.1143
_refine_ls_shift/su_max          0.048
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1453P)^2^+29.8751P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2863
_refine_ls_wR_factor_ref         0.3441
_reflns_number_gt                3069
_reflns_number_total             5945
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b819756c.txt
_cod_data_source_block           xtal4
_cod_original_sg_symbol_H-M      P4(1)
_cod_database_code               7200663