How important are dispersion interactions to the strength of aromatic stacking interactions in solution?
Hwang, Jungwun; Dial, Brent E.; Li, Ping; Kozik, Michael E.; Smith, Mark D.; Shimizu, Ken D.; Chem. Sci. 6 (2015) 4358–; doi:10.1039/C5SC01370D

data_1519716
_publ_section_title
;
 How important are dispersion interactions to the strength of aromatic
 stacking interactions in solution?
;
_journal_issue                   7
_journal_name_full               'Chem. Sci.'
_journal_page_first              4358
_journal_paper_doi               10.1039/C5SC01370D
_journal_volume                  6
_journal_year                    2015
_chemical_formula_moiety         'C51 H33 N O4, 0.5(C6 H6)'
_chemical_formula_sum            'C54 H36 N O4'
_chemical_formula_weight         762.84
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2013-05-14
_audit_creation_method
;
  Olex2 1.2
  (compiled Apr 23 2013 17:59:47, GUI svn.r4466)
;
_audit_update_record
;
2015-04-09 deposited with the CCDC.
2015-05-18 downloaded from the CCDC.
;
_cell_angle_alpha                91.644(3)
_cell_angle_beta                 99.097(3)
_cell_angle_gamma                94.093(3)
_cell_formula_units_Z            2
_cell_length_a                   9.7344(15)
_cell_length_b                   12.477(2)
_cell_length_c                   16.268(3)
_cell_measurement_reflns_used    5420
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.33
_cell_measurement_theta_min      2.54
_cell_volume                     1944.4(6)
_computing_cell_refinement       'SAINT v6.45A (Bruker, 2003)'
_computing_data_reduction        'SAINT v6.45A (Bruker, 2003)'
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
SHELXL, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_computing_structure_solution
;
SHELXS, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0347
_diffrn_reflns_av_unetI/netI     0.0323
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            28822
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.64
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_current           35.0
_diffrn_source_power             1.575
_diffrn_source_target            Mo
_diffrn_source_voltage           45.0
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.303
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             798
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.477
_refine_diff_density_min         -0.347
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     518
_refine_ls_number_reflns         7943
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0503
_refine_ls_R_factor_gt           0.0419
_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^)+(0.0654P)^2^+0.1904P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1107
_refine_ls_wR_factor_ref         0.1157
_reflns_number_gt                6538
_reflns_number_total             7943
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5sc01370d2.cif
_cod_data_source_block           mk159m
_cod_depositor_comments
'Adding full bibliography for 1519714--1519716.cif.'
_cod_original_cell_volume        1944.4(5)
_cod_database_code               1519716
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2. Others
 Fixed Sof: C61(0.5) H61(0.5) C62(0.5) H62(0.5) C63(0.5) H63(0.5) C64(0.5)
 H64(0.5) C65(0.5) H65(0.5) C66(0.5) H66(0.5)
3.a :
 C61(C62,C63,C64,C65,C66)
3.b Ternary CH refined with riding coordinates:
 C3(H3), C6(H6)
3.c Aromatic/amide H refined with riding coordinates:
 C11(H11), C12(H12), C13(H13), C14(H14), C17(H17), C18(H18), C19(H19),
 C20(H20), C23(H23), C24(H24), C25(H25), C26(H26), C27(H27), C29(H29), C30(H30),
  C31(H31), C32(H32), C33(H33), C36(H36), C37(H37), C38(H38), C39(H39),
 C41(H41), C42(H42), C44(H44), C45(H45), C47(H47), C48(H48), C49(H49), C50(H50),
  C51(H51), C61(H61), C62(H62), C63(H63), C64(H64), C65(H65), C66(H66)
;