Weak becomes strong: remarkable strength of C–H⋯π hydrogen bond in the presence of O–H⋯O hydrogen bonds in the crystal stabilization
Sureshan, Kana M.; Gonnade, Rajesh G.; CrystEngComm 15 (2013) 1676–; doi:10.1039/c3ce26894b

data_7209201
_publ_section_title
;
 Weak becomes strong: remarkable strength of C--H&#x22EF;\p hydrogen bond
 in the presence of O--H&#x22EF;O hydrogen bonds in the crystal
 stabilization
;
_journal_issue                   9
_journal_name_full               CrystEngComm
_journal_page_first              1676
_journal_paper_doi               10.1039/c3ce26894b
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety         'C20 H20 O8'
_chemical_formula_sum            'C20 H20 O8'
_chemical_formula_weight         388.36
_chemical_name_common            1,4-di-O-benzoyl-myo-inositol
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 98.286(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.385(4)
_cell_length_b                   11.708(4)
_cell_length_c                   10.799(3)
_cell_measurement_reflns_used    1818
_cell_measurement_temperature    297(2)
_cell_measurement_theta_max      22.505
_cell_measurement_theta_min      2.814
_cell_volume                     1799.8(9)
_computing_cell_refinement       'SMART (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT(Bruker, 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      297(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device       'Bruker Smart APEX'
_diffrn_measurement_device_type  'CCD Area Detector'
_diffrn_measurement_method       'Phi and Omega Scan'
_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  0.0301
_diffrn_reflns_av_sigmaI/netI    0.0374
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            8816
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.58
_exptl_absorpt_coefficient_mu    0.112
_exptl_absorpt_correction_T_max  0.9909
_exptl_absorpt_correction_T_min  0.9805
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.433
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             816
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.212
_refine_diff_density_min         -0.125
_refine_diff_density_rms         0.035
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     257
_refine_ls_number_reflns         3150
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0560
_refine_ls_R_factor_gt           0.0376
_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^)+(0.0423P)^2^+0.2131P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0883
_refine_ls_wR_factor_ref         0.0967
_reflns_number_gt                2370
_reflns_number_total             3150
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce26894b.txt
_cod_data_source_block           kms_bz
_cod_original_cell_volume        1799.8(10)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7209201