Aggregation-induced emission enhancement materials with large red shifts and their self-assembled crystal microstructures
Dai, Qing; Liu, Weimin; Zeng, Lintao; Lee, Chun-Sing; Wu, Jiasheng; Wang, Pengfei; CrystEngComm 13 (2011) 4617–; doi:10.1039/c1ce05035d

data_7206173
_publ_section_title
;
 Aggregation-induced emission enhancement materials with large red
 shifts and their self-assembled crystal microstructures
;
_journal_issue                   14
_journal_name_full               CrystEngComm
_journal_page_first              4617
_journal_paper_doi               10.1039/c1ce05035d
_journal_volume                  13
_journal_year                    2011
_chemical_formula_moiety         'C21 H22 N2 O2'
_chemical_formula_sum            'C21 H22 N2 O2'
_chemical_formula_weight         334.41
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 95.66(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.3916(19)
_cell_length_b                   11.835(2)
_cell_length_c                   16.208(3)
_cell_measurement_reflns_used    879
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.17
_cell_volume                     1792.7(6)
_computing_cell_refinement       'Rapid Auto(Rigaku 2001)'
_computing_data_collection       'Rapid Auto(Rigaku 2001)'
_computing_data_reduction        'Rapid Auto(Rigaku 2001)'
_computing_molecular_graphics    'XP in Siemens SHELXTL (Sheldrick, 1994)'
_computing_publication_material  'SHELX97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Rigaku raxis Rapid IP Area Detector'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0212
_diffrn_reflns_av_sigmaI/netI    0.0280
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            6355
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.78
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.9602
_exptl_absorpt_correction_T_min  0.9527
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR by T.Higashi 8 March, 1995'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.239
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.61
_exptl_crystal_size_mid          0.61
_exptl_crystal_size_min          0.51
_refine_diff_density_max         0.164
_refine_diff_density_min         -0.230
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.099
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         3330
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.099
_refine_ls_R_factor_all          0.0598
_refine_ls_R_factor_gt           0.0458
_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^)+(0.0473P)^2^+0.3604P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0989
_refine_ls_wR_factor_ref         0.1047
_reflns_number_gt                2806
_reflns_number_total             3330
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce05035d.txt
_cod_data_source_block           b
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7206173