Fabricating a super stable luminescent chemosensor with multi-stimuli-response to metal ions and small organic molecules through turn-on and turn-off effects
Yang, Yan; Chen, Lian; Jiang, Feilong; Wan, Xiuyan; Yu, Muxin; Cao, Zhen; Jing, Tan; Hong, Maochun; Journal of Materials Chemistry C 5 (2017) 4511–; doi:10.1039/C7TC00508C

data_7236734
_publ_section_title
;
 Fabricating a super stable luminescent chemosensor with
 multi-stimuli-response to metal ions and small organic molecules through
 turn-on and turn-off effects
;
_journal_issue                   18
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              4511
_journal_paper_doi               10.1039/C7TC00508C
_journal_volume                  5
_journal_year                    2017
_chemical_formula_sum            'C21 H9 Eu N O9'
_chemical_formula_weight         571.25
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-05-23 deposited with the CCDC.
2017-04-10 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 97.166(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   19.6675(3)
_cell_length_b                   11.9457(2)
_cell_length_c                   21.9773(4)
_cell_measurement_reflns_used    5488
_cell_measurement_temperature    100
_cell_measurement_theta_max      73.2110
_cell_measurement_theta_min      4.0210
_cell_volume                     5123.06(15)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100
_diffrn_detector_area_resol_mean 10.5594
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 0.972
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed X-ray tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0396
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            5022
_diffrn_reflns_theta_full        73.40
_diffrn_reflns_theta_max         73.40
_diffrn_reflns_theta_min         4.05
_exptl_absorpt_coefficient_mu    17.927
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.53368
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.481
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2216
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_platon_squeeze_details
;
;
_refine_diff_density_max         0.846
_refine_diff_density_min         -0.856
_refine_diff_density_rms         0.127
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.119
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         5022
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.119
_refine_ls_R_factor_all          0.0345
_refine_ls_R_factor_gt           0.0316
_refine_ls_shift/su_max          0.036
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0410P)^2^+42.6834P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1011
_refine_ls_wR_factor_ref         0.1023
_reflns_number_gt                4500
_reflns_number_total             5022
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7tc00508c2.cif
_cod_data_source_block           2
_cod_database_code               7236734