Stereoselective synthesis of folded luminogens with arene-arene stacking interactions and aggregation-enhanced emission
Zujin Zhao; Bairong He; Han Nie; Bin Chen; Ping Lu; Anjun Qin; Ben Zhong Tang; Chem.Commun. 50 (2014) 1131–; doi:10.1039/c3cc47696k

data_7110332
_publ_section_title
;
 Stereoselective synthesis of folded luminogens with arene-arene stacking
 interactions and aggregation-enhanced emission
;
_journal_name_full               Chem.Commun.
_journal_page_first              1131
_journal_paper_doi               10.1039/c3cc47696k
_journal_volume                  50
_journal_year                    2014
_chemical_formula_moiety         'C38 H28'
_chemical_formula_sum            'C38 H28'
_chemical_formula_weight         484.60
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 98.854(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   12.3653(9)
_cell_length_b                   22.7961(12)
_cell_length_c                   19.7772(14)
_cell_measurement_reflns_used    2529
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.5905
_cell_measurement_theta_min      3.1210
_cell_volume                     5508.4(6)
_computing_cell_refinement       'CrysAlis PRO (Agilent Technologies, 2011)'
_computing_data_collection       'CrysAlis PRO'
_computing_data_reduction        'CrysAlis PRO'
_computing_molecular_graphics    'OLEX2 (Dolomanov et al., 2009)'
_computing_publication_material  OLEX2
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.3592
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini ultra'
_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  0.0853
_diffrn_reflns_av_sigmaI/netI    0.1345
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            22956
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         3.25
_exptl_absorpt_coefficient_mu    0.066
_exptl_absorpt_correction_T_max  0.9850
_exptl_absorpt_correction_T_min  0.9805
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis PRO (Agilent Technologies, 2011) 
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.169
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2048
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.283
_refine_diff_density_min         -0.168
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.953
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     685
_refine_ls_number_reflns         10046
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.953
_refine_ls_R_factor_all          0.1892
_refine_ls_R_factor_gt           0.0669
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0346P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1142
_refine_ls_wR_factor_ref         0.1601
_reflns_number_gt                4133
_reflns_number_total             10046
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc47696k.txt
_cod_data_source_block           121122_h_12_9_24_2
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7110332