Aggregation-induced emission (AIE)-active molecules bearing singlet oxygen generation activities: the tunable singlet-triplet energy gap matters
Zhang, Chengkai; Zhao, Yanqian; Li, Dandan; Liu, Jiejie; Han, Heguo; He, Daoyu; Tian, Xiaohe; Li, Shengli; Wu, Jieying; Tian, Yupeng; Chemical Communications  (2019) –; doi:10.1039/C8CC09230C

data_7122777
_publ_section_title
;
 Aggregation-induced emission (AIE)-active molecules bearing singlet
 oxygen generation activities: the tunable singlet-triplet energy gap
 matters
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C8CC09230C
_journal_year                    2019
_chemical_formula_moiety         'C29 H28 N4 O4'
_chemical_formula_sum            'C29 H28 N4 O4'
_chemical_formula_weight         496.55
_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'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2018-11-08 deposited with the CCDC.
2019-01-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.284(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   22.944(3)
_cell_length_b                   22.210(3)
_cell_length_c                   10.0282(14)
_cell_measurement_reflns_used    3375
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      21.73
_cell_measurement_theta_min      2.23
_cell_volume                     5108.9(12)
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.960
_diffrn_measured_fraction_theta_max 0.961
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0548
_diffrn_reflns_av_unetI/netI     0.0544
_diffrn_reflns_Laue_measured_fraction_full 0.960
_diffrn_reflns_Laue_measured_fraction_max 0.961
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            35900
_diffrn_reflns_point_group_measured_fraction_full 0.960
_diffrn_reflns_point_group_measured_fraction_max 0.961
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.497
_diffrn_reflns_theta_min         1.776
_exptl_absorpt_coefficient_mu    0.088
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.291
_exptl_crystal_description       block
_exptl_crystal_F_000             2096
_refine_diff_density_max         0.638
_refine_diff_density_min         -0.390
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.187
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     703
_refine_ls_number_reflns         9135
_refine_ls_number_restraints     245
_refine_ls_restrained_S_all      1.227
_refine_ls_R_factor_all          0.1892
_refine_ls_R_factor_gt           0.0879
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0960P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2103
_refine_ls_wR_factor_ref         0.2467
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3883
_reflns_number_total             9135
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc09230c2.cif
_cod_data_source_block           1_CCDC1
_cod_original_cell_volume        5109.0(12)
_cod_database_code               7122777
_shelx_shelxl_version_number     2016/6
_shelx_res_checksum              53773