Achieving remarkable mechanochromism and white-light emission with thermally activated delayed fluorescence through the molecular heredity principle
Xu, Bingjia; Mu, Yingxiao; Mao, Zhu; Xie, Zongliang; Wu, Haozhong; Zhang, Yi; Jin, Chongjun; Chi, Zhenguo; Liu, Siwei; Xu, Jiarui; Wu, Yuan-Chun; Lu, Po-Yen; Lien, Alan; Bryce, Martin R.; Chem. Sci. 7 (2016) 2201–; doi:10.1039/C5SC04155D

data_1542265
_publ_section_title
;
 Achieving remarkable mechanochromism and white-light emission with
 thermally activated delayed fluorescence through the molecular heredity
 principle
;
_journal_issue                   3
_journal_name_full               'Chem. Sci.'
_journal_page_first              2201
_journal_paper_doi               10.1039/C5SC04155D
_journal_volume                  7
_journal_year                    2016
_chemical_formula_sum            'C42 H28 N2 O2 S2'
_chemical_formula_weight         656.78
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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_method           SHELXL-97
_audit_update_record
;
2015-08-31 deposited with the CCDC.
2015-12-21 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 106.41(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.365(4)
_cell_length_b                   12.947(3)
_cell_length_c                   13.257(3)
_cell_measurement_reflns_used    7565
_cell_measurement_temperature    153(2)
_cell_volume                     3188.4(13)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'multiwire proportional'
_diffrn_measurement_method       'phi and omega 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  0.0567
_diffrn_reflns_av_sigmaI/netI    0.0487
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            27632
_diffrn_reflns_theta_full        27.45
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         3.08
_exptl_absorpt_coefficient_mu    0.209
_exptl_absorpt_correction_T_max  0.9794
_exptl_absorpt_correction_T_min  0.9399
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.368
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             1368
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.392
_refine_diff_density_min         -0.641
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     433
_refine_ls_number_reflns         7240
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0682
_refine_ls_R_factor_gt           0.0479
_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^)+(0.0565P)^2^+1.3644P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1133
_refine_ls_wR_factor_ref         0.1255
_reflns_number_gt                5482
_reflns_number_total             7240
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5sc04155d2.cif
_cod_data_source_block           SCP
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 1542263--1542265.cif.
;
_cod_original_cell_volume        3188.6(11)
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               1542265