Experimental Study of the Cooperativity of CH-π Interactions.
Zhao, Chen; Li, Ping; Smith, Mark D.; Pellechia, Perry J.; Shimizu, Ken D.; Organic letters 16 (2014) 3520–3523; doi:10.1021/ol5014729

data_1516694
_publ_section_title
;
 Experimental Study of the Cooperativity of CH-\p Interactions.
;
_journal_issue                   13
_journal_name_full               'Organic letters'
_journal_page_first              3520
_journal_page_last               3523
_journal_paper_doi               10.1021/ol5014729
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C42 H27 N O3, C H2 Cl2'
_chemical_formula_sum            'C43 H29 Cl2 N O3'
_chemical_formula_weight         678.57
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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_date             2012-04-11
_audit_creation_method
;
  Olex2 1.1
  (compiled Nov  1 2011 20:42:30, GUI svn.r3906)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 97.377(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.9467(13)
_cell_length_b                   12.1612(10)
_cell_length_c                   31.646(3)
_cell_measurement_reflns_used    6526
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      21.128
_cell_measurement_theta_min      2.424
_cell_volume                     6468.0(10)
_computing_cell_refinement       'SAINT-Plus Version 6.45 (Bruker, 2001)'
_computing_data_collection       'SMART Version 5.625 (Bruker, 2001)'
_computing_data_reduction        'SAINT-Plus Version 6.45 (Bruker, 2001)'
_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    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX CCD diffractometer'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_unetI/netI     0.0953
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            10260
_diffrn_reflns_theta_full        24.11
_diffrn_reflns_theta_max         24.11
_diffrn_reflns_theta_min         1.21
_diffrn_source                   'sealed tube'
_diffrn_source_current           38.0
_diffrn_source_power             1.786
_diffrn_source_target            Mo
_diffrn_source_voltage           47.0
_exptl_absorpt_coefficient_mu    0.246
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.394
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2816
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.640
_refine_diff_density_min         -0.801
_refine_diff_density_rms         0.079
_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     887
_refine_ls_number_reflns         10260
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.1177
_refine_ls_R_factor_gt           0.0821
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0814P)^2^+7.9779P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1810
_refine_ls_wR_factor_ref         0.1968
_reflns_number_gt                7254
_reflns_number_total             10260
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol5014729_si_005.cif
_cod_data_source_block           cza235
_cod_depositor_comments
'Adding full bibliography for 1516691--1516694.cif.'
_cod_original_cell_volume        6468.1(9)
_cod_database_code               1516694