Fluorescence visualization of crystal formation and transformation processes of organic luminogens with crystallization-induced emission characteristics
Zheng, Chao; Zang, Qiguang; Nie, Han; Huang, Weitao; Zhao, Zujin; Qin, Anjun; Hu, Rongrong; Tang, Ben Zhong; Materials Chemistry Frontiers 2 (2018) 180–; doi:10.1039/C7QM00435D

data_1553699
_publ_section_title
;
 Fluorescence visualization of crystal formation and transformation
 processes of organic luminogens with crystallization-induced emission
 characteristics
;
_journal_issue                   1
_journal_name_full               'Materials Chemistry Frontiers'
_journal_page_first              180
_journal_paper_doi               10.1039/C7QM00435D
_journal_volume                  2
_journal_year                    2018
_chemical_formula_moiety         'C22 H16 N2 O'
_chemical_formula_sum            'C22 H16 N2 O'
_chemical_formula_weight         324.37
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2014-12-15
_audit_creation_method
;
Olex2 1.2
(compiled 2014.03.20 svn.r2914 for OlexSys, GUI svn.r4816)
;
_audit_update_record
;
2016-08-19 deposited with the CCDC.
2017-11-22 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 95.577(13)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.8856(12)
_cell_length_b                   5.8214(6)
_cell_length_c                   26.159(3)
_cell_measurement_reflns_used    1214
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.6140
_cell_measurement_theta_min      3.1234
_cell_volume                     1649.8(3)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      293.15
_diffrn_detector_area_resol_mean 10.3592
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini ultra'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      -0.0502910000
_diffrn_orient_matrix_UB_12      0.0650347000
_diffrn_orient_matrix_UB_13      0.0074854000
_diffrn_orient_matrix_UB_21      -0.0074288000
_diffrn_orient_matrix_UB_22      0.0521032000
_diffrn_orient_matrix_UB_23      -0.0246296000
_diffrn_orient_matrix_UB_31      -0.0412319000
_diffrn_orient_matrix_UB_32      -0.0888730000
_diffrn_orient_matrix_UB_33      -0.0089579000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0445
_diffrn_reflns_av_unetI/netI     0.0508
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            6398
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         3.13
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.37556
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.306
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             680
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.196
_refine_diff_density_min         -0.192
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         2992
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0968
_refine_ls_R_factor_gt           0.0576
_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^)+(0.0650P)^2^+0.4401P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1377
_refine_ls_wR_factor_ref         0.1653
_reflns_number_gt                1907
_reflns_number_total             2992
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7qm00435d3.cif
_cod_data_source_block           141212_cm_c
_cod_original_cell_volume        1649.9(3)
_cod_database_code               1553699
_chemical_oxdiff_formula         'c10 h10 n2'
_reflns_odcompleteness_completeness 99.54
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 N1(H1), C2(H2), C3(H3), C4(H4), C5(H5), C9(H9), C12(H12), C13(H13), C14(H14),
 C15(H15), C16(H16), C18(H18), C19(H19), C20(H20), C21(H21), C22(H22)
;