Luminescence of ESIPT-capable zinc(II) complexes with a 1-hydroxy-1H-imidazole-based ligand: exploring the impact of substitution in the proton-donating moiety
Shekhovtsov, Nikita; Nikolaenkova, Elena B.; Vorob'eva, Sofia; Plyusnin, Victor F.; Vinogradova, Katerina A.; Sukhikh, Taisiya; Tikhonov, Alexsei Ya.; Bushuev, Mark B.; Dalton Transactions  (2023) –; doi:10.1039/D3DT01190A

data_7713050
_publ_section_title
;
 Luminescence of ESIPT-capable zinc(II) complexes with a
 1-hydroxy-1H-imidazole-based ligand: exploring the impact of substitution
 in the proton-donating moiety
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D3DT01190A
_journal_year                    2023
_chemical_formula_moiety         'C19 H15 N5 O'
_chemical_formula_sum            'C19 H15 N5 O'
_chemical_formula_weight         329.36
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2023-03-02
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_audit_update_record
;
2023-04-20 deposited with the CCDC.	2023-05-16 downloaded from the CCDC.
;
_cell_angle_alpha                86.8720(10)
_cell_angle_beta                 85.8610(10)
_cell_angle_gamma                86.4890(10)
_cell_formula_units_Z            4
_cell_length_a                   7.2450(2)
_cell_length_b                   10.2741(4)
_cell_length_c                   21.3089(7)
_cell_measurement_reflns_used    5526
_cell_measurement_temperature    250.0
_cell_measurement_theta_max      25.35
_cell_measurement_theta_min      2.25
_cell_volume                     1577.04(9)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX3'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2017/1 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      250.0
_diffrn_detector_area_resol_mean 7.41
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Venture diffractometer'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'Incoatec HELIOS multilayer mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0636
_diffrn_reflns_av_unetI/netI     0.0627
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            23122
_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         25.675
_diffrn_reflns_theta_min         2.164
_diffrn_source                   'Incoatec IuS3.0 microfocus X-ray tube'
_diffrn_source_current           1.4
_diffrn_source_power             0.07
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.091
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.6711
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.'
_exptl_crystal_colour            'light yellow'
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.387
_exptl_crystal_description       plate
_exptl_crystal_F_000             688
_exptl_crystal_preparation       Luminescent
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.205
_refine_diff_density_min         -0.188
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     455
_refine_ls_number_reflns         5971
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.1038
_refine_ls_R_factor_gt           0.0543
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0511P)^2^+0.2288P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1174
_refine_ls_wR_factor_ref         0.1428
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3462
_reflns_number_total             5971
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt01190a2.cif
_cod_data_source_block           gr-hl-72
_cod_database_code               7713050
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.997
_shelx_estimated_absorpt_t_min   0.986
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(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:
 C23(H23), C19(H19), C16(H16), C4(H4), C28(H28), C11(H11), C13(H13), C35(H35),
 C12(H12), C38(H38), C22(H22), C26(H26), C2(H2), C21(H21), C18(H18), C3(H3),
 C20(H20), C1(H1A), C27(H27), C37(H37), C36(H36), C17(H17)
2.b Idealised Me refined as rotating group:
 C9(H9A,H9B,H9C), C32(H32A,H32B,H32C)
2.c Idealised tetrahedral OH refined as rotating group:
 O1(H1), O2(H2A)
;
_shelx_res_checksum              43338
_shelx_hkl_checksum              83785
_olex2_submission_special_instructions 'No special instructions were received'