Molecular motion, dielectric response, and phase transition of charge-transfer crystals: acquired dynamic and dielectric properties of polar molecules in crystals.
Harada, Jun; Ohtani, Masaki; Takahashi, Yukihiro; Inabe, Tamotsu; Journal of the American Chemical Society 137 (2015) 4477–4486; doi:10.1021/jacs.5b00412

data_4129313
_publ_section_title
;
 Molecular motion, dielectric response, and phase transition of
 charge-transfer crystals: acquired dynamic and dielectric properties of
 polar molecules in crystals.
;
_journal_issue                   13
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4477
_journal_page_last               4486
_journal_paper_doi               10.1021/jacs.5b00412
_journal_volume                  137
_journal_year                    2015
_chemical_formula_moiety         'Br4 C8 O3, C24 H12'
_chemical_formula_sum            'C32 H12 Br4 O3'
_chemical_formula_weight         764.06
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2014-12-18
_audit_creation_method
;
Olex2 1.2
(compiled 2014.11.28 svn.r3106 for OlexSys, GUI svn.r4959)
;
_cell_angle_alpha                90
_cell_angle_beta                 90.2420(10)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   7.8361(5)
_cell_length_b                   9.6699(7)
_cell_length_c                   15.7801(11)
_cell_measurement_reflns_used    9920
_cell_measurement_temperature    100
_cell_measurement_theta_max      27.520
_cell_measurement_theta_min      2.470
_cell_volume                     1195.72(14)
_computing_cell_refinement       'Bruker SAINT v8.34A (Bruker, 2013)'
_computing_data_collection       'Bruker APEX2 2014.1-1 (Bruker, 2014)'
_computing_data_reduction        'Bruker SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0220
_diffrn_reflns_av_unetI/netI     0.0136
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            17195
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.542
_diffrn_reflns_theta_min         2.470
_diffrn_source                   'rotating-anode X-ray tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.770
_exptl_absorpt_correction_T_max  0.2329
_exptl_absorpt_correction_T_min  0.0981
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/4 (Bruker,2014/4) was used for absorption correction. wR2(int) was 0.0996 before and 0.0321 after correction. The Ratio of minimum to maximum transmission is 0.4212. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    2.122
_exptl_crystal_description       plate
_exptl_crystal_F_000             736
_exptl_crystal_size_max          0.56
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.377
_refine_diff_density_min         -0.561
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         2751
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0200
_refine_ls_R_factor_gt           0.0184
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0255P)^2^+0.8500P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0477
_refine_ls_wR_factor_ref         0.0484
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2601
_reflns_number_total             2751
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja5b00412_si_002.cif
_cod_data_source_block           coronene_TBPA_100K
_cod_database_code               4129313
_shelxl_version_number           2014/6
_shelx_estimated_absorpt_t_max   0.411
_shelx_estimated_absorpt_t_min   0.116
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2. Others
 Fixed Sof: Br2(0.5) Br3(0.5) O1(0.5) O2(0.5) O3(0.5) C1(0.5) C2(0.5)
3.a Aromatic/amide H refined with riding coordinates:
 C9(H9), C10(H10), C11(H11), C12(H12), C13(H13), C14(H14)
;
_shelx_res_checksum              54685
_shelx_hkl_checksum              35617
_olex2_submission_special_instructions 'No special instructions were received'