The effect of different binding sites on the optical and electronic properties of tetraphenylethylene-substituted thiophene isomers
Li, Jinyu; Shan, Tong; Yao, Mingming; Gao, Yu; Han, Xiao; Yang, Bing; Lu, Ping; Journal of Materials Chemistry C 5 (2017) 2552–; doi:10.1039/C6TC05653A

data_7236485
_publ_section_title
;
 The effect of different binding sites on the optical and electronic
 properties of tetraphenylethylene-substituted thiophene isomers
;
_journal_issue                   10
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              2552
_journal_paper_doi               10.1039/C6TC05653A
_journal_volume                  5
_journal_year                    2017
_chemical_formula_moiety         'C56 H40 S'
_chemical_formula_sum            'C56 H40 S'
_chemical_formula_weight         744.94
_chemical_melting_point          549
_chemical_name_common            M2
_chemical_name_systematic
3,4-bis(4-(1,2,2-triphenylvinyl)phenyl)thiophene
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_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_method           SHELXL-97
_audit_update_record
;
2016-07-07 deposited with the CCDC.
2017-02-07 downloaded from the CCDC.
;
_cell_angle_alpha                67.38(3)
_cell_angle_beta                 83.54(3)
_cell_angle_gamma                79.95(3)
_cell_formula_units_Z            2
_cell_length_a                   12.154(2)
_cell_length_b                   13.157(3)
_cell_length_c                   14.471(3)
_cell_measurement_reflns_used    12311
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.59
_cell_measurement_theta_min      3.06
_cell_volume                     2100.7(9)
_computing_cell_refinement       RAPID-AUTO
_computing_data_collection       'RAPID-AUTO (Rigaku Corporation, 1998)'
_computing_data_reduction
'CrystalStructure (Rigaku/MSC and Rigaku Corporation, 2002)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0426
_diffrn_reflns_av_sigmaI/netI    0.0633
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            20511
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.05
_exptl_absorpt_coefficient_mu    0.114
_exptl_absorpt_correction_T_max  0.9875
_exptl_absorpt_correction_T_min  0.9842
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.178
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             784
_exptl_crystal_preparation       ', Luminescent'
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: CH2Cl2 and methanol'
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.254
_refine_diff_density_min         -0.217
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.985
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     514
_refine_ls_number_reflns         9430
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      0.991
_refine_ls_R_factor_all          0.1261
_refine_ls_R_factor_gt           0.0602
_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^)+(0.1025P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1576
_refine_ls_wR_factor_ref         0.1962
_reflns_number_gt                4697
_reflns_number_total             9430
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6tc05653a2.cif
_cod_data_source_block           ljy1215
_cod_original_cell_volume        2100.7(7)
_cod_database_code               7236485