A multi-binding site hydrazone-based chemosensor for Zn(ii) and Cd(ii): a new strategy for the detection of metal ions in aqueous media based on aggregation-induced emission.
Wu, Min; Yang, Dong-Dong; Zheng, Han-Wen; Liang, Qiong-Fang; Li, Jia-Bin; Kang, Yang; Li, Sai; Jiao, Chen; Zheng, Xiang-Jun; Jin, Lin-Pei; Dalton transactions (Cambridge, England : 2003) 50 (2021) 1507–1513; doi:10.1039/d0dt04062b

data_7706187
_publ_section_title
;
 A multi-binding site hydrazone-based chemosensor for Zn(ii) and Cd(ii): a
 new strategy for the detection of metal ions in aqueous media based on
 aggregation-induced emission.
;
_journal_issue                   4
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1507
_journal_page_last               1513
_journal_paper_doi               10.1039/d0dt04062b
_journal_volume                  50
_journal_year                    2021
_chemical_formula_moiety         'C19 H16 N2 O4'
_chemical_formula_sum            'C19 H16 N2 O4'
_chemical_formula_weight         336.34
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-09-28
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-10-31 deposited with the CCDC.	2020-12-22 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 98.056(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.25880(10)
_cell_length_b                   19.4126(4)
_cell_length_c                   12.9577(3)
_cell_measurement_reflns_used    3317
_cell_measurement_temperature    100.02(10)
_cell_measurement_theta_max      72.6240
_cell_measurement_theta_min      4.1130
_cell_volume                     1558.82(5)
_computing_cell_refinement       'CrysAlisPro 1.171.39.32a (Rigaku OD, 2017)'
_computing_data_collection       'CrysAlisPro 1.171.39.32a (Rigaku OD, 2017)'
_computing_data_reduction        'CrysAlisPro 1.171.39.32a (Rigaku OD, 2017)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100.02(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 5.3127
_diffrn_detector_type            AtlasS2
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -56.00  29.00   1.00    1.00    --  -41.49  57.00 -60.00   85
  2  \w    -64.00  23.00   1.00    1.00    --  -41.49  37.00-150.00   87
  3  \w     32.00  62.00   1.00    1.00    --   41.49  57.00  90.00   30
  4  \w     86.00 156.00   1.00    1.03    --  107.19  45.00  90.00   70
  5  \w     46.00  90.00   1.00    1.03    --  107.19 -94.00 120.00   44
  6  \w     75.00 130.00   1.00    1.03    --  107.19  77.00 -60.00   55
  7  \w    150.00 177.00   1.00    1.03    --  107.19 125.00  30.00   27
  8  \w     35.00 121.00   1.00    1.03    --  107.19 -61.00-180.00   86
  9  \w    134.00 171.00   1.00    1.03    --  107.19  77.00 -60.00   37
 10  \w     83.00 113.00   1.00    1.03    --  107.19  45.00  60.00   30
 11  \w    101.00 131.00   1.00    1.03    --  107.19 125.00  30.00   30
 12  \w    105.00 145.00   1.00    1.03    --  107.19 125.00 -90.00   40
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, AtlasS2'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0057212000
_diffrn_orient_matrix_UB_12      0.0222919000
_diffrn_orient_matrix_UB_13      0.1145169000
_diffrn_orient_matrix_UB_21      0.1067382000
_diffrn_orient_matrix_UB_22      0.0685709000
_diffrn_orient_matrix_UB_23      -0.0240330000
_diffrn_orient_matrix_UB_31      -0.2242785000
_diffrn_orient_matrix_UB_32      0.0332104000
_diffrn_orient_matrix_UB_33      -0.0270231000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0218
_diffrn_reflns_av_unetI/netI     0.0267
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.970
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            5764
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.970
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.162
_diffrn_reflns_theta_min         4.130
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.842
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.83806
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.32a (Rigaku Oxford Diffraction, 2017)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear intense colourless'
_exptl_crystal_density_diffrn    1.433
_exptl_crystal_description       block
_exptl_crystal_F_000             704
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.268
_refine_diff_density_min         -0.231
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     229
_refine_ls_number_reflns         3028
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0434
_refine_ls_R_factor_gt           0.0391
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0494P)^2^+0.6232P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1021
_refine_ls_wR_factor_ref         0.1058
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2719
_reflns_number_total             3028
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt04062b2.cif
_cod_data_source_block           H3L
_cod_depositor_comments
'Adding full bibliography for 7706187--7706189.cif.'
_cod_database_code               7706187
_shelx_shelxl_version_number     2014/7
_chemical_oxdiff_formula         CHNO
_reflns_odcompleteness_completeness 99.97
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     66.97
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 N1(H1A), C9(H9), C2(H2A), C4(H4), C5(H5), C12(H12), C16(H16), C7(H7), C6(H6),
 C17(H17), C18(H18)
2.b Idealised Me refined as rotating group:
 C19(H19A,H19B,H19C)
2.c Idealised tetrahedral OH refined as rotating group:
 O2(H2), O1(H1)
;
_shelx_res_checksum              90778
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.387
_oxdiff_exptl_absorpt_empirical_full_min 0.609