Towards the rational design of novel charge-transfer materials: biaryls with a dihedral angle-independent hole delocalization mechanism.
Ivanova, Lena V.; Navale, Tushar S.; Wang, Denan; Lindeman, Sergey; Ivanov, Maxim V.; Rathore, Rajendra; Chemical communications (Cambridge, England) 54 (2018) 5851–5854; doi:10.1039/c8cc02595a

data_7121634
_publ_section_title
;
 Towards the rational design of novel charge-transfer materials: biaryls
 with a dihedral angle-independent hole delocalization mechanism.
;
_journal_issue                   46
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              5851
_journal_page_last               5854
_journal_paper_doi               10.1039/c8cc02595a
_journal_volume                  54
_journal_year                    2018
_chemical_formula_sum            'C20 H24 O4'
_chemical_formula_weight         328.39
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2018-03-16 deposited with the CCDC.
2018-05-09 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 102.1850(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
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_cell_length_b                   8.6677(2)
_cell_length_c                   9.9042(2)
_cell_measurement_reflns_used    7600
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      67
_cell_measurement_theta_min      2
_cell_volume                     3437.51(14)
_computing_cell_refinement       'SAINT v7.23A (Bruker, 2005)'
_computing_data_collection       'APEX2 v2.1-4 (Bruker, 2007)'
_computing_data_reduction        'SADABS-2004/1 (Bruker, 2005)'
_computing_molecular_graphics    'XP v5.1 (Bruker, 1998)'
_computing_publication_material  'XCIF v6.12 (Bruker, 2001)'
_computing_structure_refinement  'SHELXL-97 v.97-2 (Sheldrick, 1993-1997)'
_computing_structure_solution    'XS/SHELXTL v6.12 (Bruker, 2001)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.960
_diffrn_measured_fraction_theta_max 0.960
_diffrn_measurement_device_type  'Bruker APEX2 CCD detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
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_diffrn_reflns_limit_h_max       46
_diffrn_reflns_limit_h_min       -47
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            14341
_diffrn_reflns_theta_full        67.18
_diffrn_reflns_theta_max         67.18
_diffrn_reflns_theta_min         2.21
_exptl_absorpt_coefficient_mu    0.705
_exptl_absorpt_correction_T_max  0.8895
_exptl_absorpt_correction_T_min  0.6978
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS. Program for empirical absorption correction of
 area-detector data. University of Goetingen. Germany. 
 Sheldrick, G. M. 1996
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.269
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1408
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.188
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_refine_diff_density_rms         0.033
_refine_ls_extinction_coef       0.00035(6)
_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   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     222
_refine_ls_number_reflns         2948
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0337
_refine_ls_R_factor_gt           0.0305
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0522P)^2^+1.6611P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0837
_refine_ls_wR_factor_ref         0.0861
_reflns_number_gt                2654
_reflns_number_total             2948
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c8cc02595a3.cif
_cod_data_source_block           raj0z
_cod_depositor_comments
'Adding full bibliography for 7121633--7121638.cif.'
_cod_original_cell_volume        3437.51(13)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7121634