ESIPT-Active Organic Compounds with White Luminescence Based on Crystallization-Induced Keto Emission (CIKE)
Zhang, Hongyu; Liu, Huapeng; Cheng, Xiao; Zhang, houyu; Wang, Yue; Yamaguchi, Shigehiro; Chem. Commun.  (2017) –; doi:10.1039/C7CC03758A

data_7120328
_publ_section_title
;
 ESIPT-Active Organic Compounds with White Luminescence Based on
 Crystallization-Induced Keto Emission (CIKE)
;
_journal_name_full               'Chem. Commun.'
_journal_paper_doi               10.1039/C7CC03758A
_journal_year                    2017
_chemical_formula_sum            'C18 H19 N3 O2'
_chemical_formula_weight         309.36
_chemical_name_systematic        4
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-08-03 deposited with the CCDC.
2017-06-22 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   8.516(4)
_cell_length_b                   10.555(5)
_cell_length_c                   35.019(14)
_cell_measurement_temperature    293(2)
_cell_volume                     3148(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.973
_diffrn_measured_fraction_theta_max 0.973
_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  0.1337
_diffrn_reflns_av_sigmaI/netI    0.3211
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            12735
_diffrn_reflns_theta_full        23.29
_diffrn_reflns_theta_max         23.29
_diffrn_reflns_theta_min         1.74
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.9913
_exptl_absorpt_correction_T_min  0.9828
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.306
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       flaky
_exptl_crystal_F_000             1312
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.219
_refine_diff_density_min         -0.233
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.999
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     848
_refine_ls_number_reflns         8856
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.999
_refine_ls_R_factor_all          0.3359
_refine_ls_R_factor_gt           0.1245
_refine_ls_shift/su_max          0.016
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0596P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2309
_refine_ls_wR_factor_ref         0.3418
_reflns_number_gt                2430
_reflns_number_total             8856
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7cc03758a2.cif
_cod_data_source_block           c1
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7120328