Chelate ring stacking interactions in the supramolecular assemblies of Zn(ii)and Cd(ii) coordination compounds: a combined experimental and theoretical study
Afkhami, Farhad Akbari; Khandar, Ali Akbar; Mahmoudi, Ghodrat; Maniukiewicz, Waldemar; Gurbanov, Atash V.; Zubkov, Fedor I.; Şahin, Onur; Yesilel, Okan Zafer; Frontera, Antonio; CrystEngComm 19 (2017) 1389–; doi:10.1039/C6CE02666D

data_7227658
_publ_section_title
;
 Chelate ring stacking interactions in the supramolecular assemblies of
 Zn(ii)and Cd(ii) coordination compounds: a combined experimental and
 theoretical study
;
_journal_issue                   10
_journal_name_full               CrystEngComm
_journal_page_first              1389
_journal_paper_doi               10.1039/C6CE02666D
_journal_volume                  19
_journal_year                    2017
_chemical_formula_moiety         'C12 H10 Br2 N4 O Zn'
_chemical_formula_sum            'C12 H10 Br2 N4 O Zn'
_chemical_formula_weight         451.43
_chemical_name_systematic
; 
 ? 
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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
;
2016-12-29 deposited with the CCDC.
2017-02-08 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 91.183(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6877(14)
_cell_length_b                   10.3625(19)
_cell_length_c                   18.182(3)
_cell_measurement_reflns_used    2749
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.37
_cell_measurement_theta_min      2.26
_cell_volume                     1448.1(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker SMART APEX'
_diffrn_measurement_method       '\f and \w 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  0.0311
_diffrn_reflns_av_sigmaI/netI    0.0359
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            7344
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.24
_exptl_absorpt_coefficient_mu    7.214
_exptl_absorpt_correction_T_max  0.7143
_exptl_absorpt_correction_T_min  0.1605
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS, 2010'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.071
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.999
_refine_diff_density_min         -0.597
_refine_diff_density_rms         0.140
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2540
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0474
_refine_ls_R_factor_gt           0.0377
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0468P)^2^+1.9924P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0884
_refine_ls_wR_factor_ref         0.0931
_reflns_number_gt                2128
_reflns_number_total             2540
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ce02666d2.cif
_cod_data_source_block           193a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_space_group_crystal_system' 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.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN' changed to
'multi-scan' 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 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7227656--7227662.cif.
;
_cod_original_cell_volume        1448.1(5)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7227658