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_7121637
_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            'C18 H20 O4'
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_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_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                 90.00
_cell_angle_gamma                90.00
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_computing_data_reduction        'SADABS-2004/1 (Bruker, 2005)'
_computing_molecular_graphics    'XP v5.1 (Bruker, 1998)'
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_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.979
_diffrn_measured_fraction_theta_max 0.979
_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_l_min       -25
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_diffrn_reflns_theta_max         66.99
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_exptl_absorpt_coefficient_mu    0.738
_exptl_absorpt_correction_T_max  0.9570
_exptl_absorpt_correction_T_min  0.7516
_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    1.294
_exptl_crystal_density_method    'not measured'
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_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.6(2)
_refine_ls_extinction_coef       0.000181(14)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0477P)^2^+11.0555P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1393
_refine_ls_wR_factor_ref         0.1411
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_reflns_threshold_expression     >2sigma(I)
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'Adding full bibliography for 7121633--7121638.cif.'
_cod_original_cell_volume        7711.2(6)
_cod_database_code               7121637