Facile luminescent tuning of Zn(II)/Hg(II) complexes based on flexible, semi-rigid and rigid polydentate Schiff bases from blue to green to red: structural, photophysics, electrochemistry and theoretical calculations studies.
Wang, Xin-Ming; Chen, Shuo; Fan, Rui-Qing; Zhang, Fu-Qiang; Yang, Yu-Lin; Dalton transactions (Cambridge, England : 2003) 44 (2015) 8107–8125; doi:10.1039/c5dt00057b

data_7034561
_publ_section_title
;
 Facile luminescent tuning of Zn(II)/Hg(II) complexes based on flexible,
 semi-rigid and rigid polydentate Schiff bases from blue to green to red:
 structural, photophysics, electrochemistry and theoretical calculations
 studies.
;
_journal_issue                   17
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8107
_journal_page_last               8125
_journal_paper_doi               10.1039/c5dt00057b
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C20 H24 Cl4 N4 O2 Zn2'
_chemical_formula_weight         624.97
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_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
;
2013-04-10 deposited with the CCDC.
2015-03-23 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.56(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.119(5)
_cell_length_b                   8.2756(17)
_cell_length_c                   13.429(3)
_cell_measurement_reflns_used    2938
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      3.02
_cell_volume                     2569.2(10)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    SHELXP-97
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Smart APEX CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0255
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            12268
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.02
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.307
_exptl_absorpt_correction_T_max  0.6554
_exptl_absorpt_correction_T_min  0.5643
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.616
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1264
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.629
_refine_diff_density_min         -0.528
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.976
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     148
_refine_ls_number_reflns         2938
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.976
_refine_ls_R_factor_all          0.0381
_refine_ls_R_factor_gt           0.0301
_refine_ls_shift/su_max          0.011
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0378P)^2^+3.1723P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0727
_refine_ls_wR_factor_ref         0.0768
_reflns_number_gt                2486
_reflns_number_total             2938
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt00057b2.cif
_cod_data_source_block           1d
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3105 2015-03-04 15:46:00Z robertas 

 Adding full bibliography for 7034551--7034562.cif.
;
_cod_original_cell_volume        2569.2(9)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7034561