Exploring Broad Molecular Derivatization as Tool in Selective Fluorescent Detection of Mercury(II) by a Series of Large Stokes Shift 1,4-Bis(5-phenyl-1H-imidazol-4-yl)benzenes
Aouina, Aroua; Oloyede, Hammed Olawale; Akong, Raymond Akong; Abdelhak, Jawher; Görls, Helmar; Plass, Winfried; Eseola, Abiodun Omokehinde; Industrial & Engineering Chemistry Research 59 (2020) 22398–22412; doi:10.1021/acs.iecr.0c05087

data_1559921
_publ_section_title
;
 Exploring Broad Molecular Derivatization as Tool in Selective Fluorescent
 Detection of Mercury(II) by a Series of Large Stokes Shift
 1,4-Bis(5-phenyl-1H-imidazol-4-yl)benzenes
;
_journal_issue                   52
_journal_name_full
'Industrial &amp; Engineering Chemistry Research'
_journal_page_first              22398
_journal_page_last               22412
_journal_paper_doi               10.1021/acs.iecr.0c05087
_journal_volume                  59
_journal_year                    2020
_chemical_formula_moiety         'C42 H38 Cl4 Hg2 N4'
_chemical_formula_sum            'C42 H38 Cl4 Hg2 N4'
_chemical_formula_weight         1141.74
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_cell_angle_alpha                90
_cell_angle_beta                 107.324(1)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.1838(4)
_cell_length_b                   16.5506(5)
_cell_length_c                   18.2325(5)
_cell_measurement_reflns_used    26263
_cell_measurement_temperature    133(2)
_cell_measurement_theta_max      27.483
_cell_measurement_theta_min      2.340
_cell_volume                     4085.9(2)
_computing_cell_refinement       DENZO
_computing_data_collection       COLLECT
_computing_data_reduction        DENZO
_computing_molecular_graphics    SHELXTL/PC
_computing_publication_material  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      133(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'phi + omega - scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0544
_diffrn_reflns_av_unetI/netI     0.0369
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            26263
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.483
_diffrn_reflns_theta_min         2.340
_exptl_absorpt_coefficient_mu    7.802
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.4185
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
 SADABS 2016/2: Krause, L., Herbst-Irmer, R., Sheldrick G.M. & Stalke D., 
 J. Appl. Cryst. 48 (2015) 3-10 
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.856
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2184
_exptl_crystal_size_max          0.076
_exptl_crystal_size_mid          0.072
_exptl_crystal_size_min          0.068
_refine_diff_density_max         1.499
_refine_diff_density_min         -1.518
_refine_diff_density_rms         0.174
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.173
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     242
_refine_ls_number_reflns         4685
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.173
_refine_ls_R_factor_all          0.0528
_refine_ls_R_factor_gt           0.0412
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0207P)^2^+53.8907P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0853
_refine_ls_wR_factor_ref         0.0914
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4012
_reflns_number_total             4685
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ie0c05087_si_002.cif
_cod_data_source_block           FO6770_Hg-L4
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               1559921
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.589
_shelx_estimated_absorpt_t_max   0.619
_shelx_res_checksum              44131
_shelx_hkl_checksum              64169