Distinguishable Zn(ii) and Pb(ii) template effects on forming pendant-armed Schiff-base macrocyclic complexes including a remarkable Pb(ii)-π macrocyclic complex.
Zhang, Kun; Geng, Jiao; Jin, Chao; Huang, Wei; Dalton transactions (Cambridge, England : 2003) 43 (2014) 15351–15358; doi:10.1039/c4dt01927j

data_7031988
_publ_section_title
;
 Distinguishable Zn(ii) and Pb(ii) template effects on forming
 pendant-armed Schiff-base macrocyclic complexes including a remarkable
 Pb(ii)-\p macrocyclic complex.
;
_journal_issue                   41
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              15351
_journal_page_last               15358
_journal_paper_doi               10.1039/c4dt01927j
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C27 H26 Cl2 N3 O2 Pb, N O3'
_chemical_formula_sum            'C27 H26 Cl2 N4 O5 Pb'
_chemical_formula_weight         764.61
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           12
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_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 98.762(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.254(8)
_cell_length_b                   10.682(3)
_cell_length_c                   13.612(4)
_cell_measurement_reflns_used    3893
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      24.825
_cell_measurement_theta_min      2.548
_cell_volume                     2910.6(17)
_computing_cell_refinement       'SMART APEX2 V2011.4-1'
_computing_data_collection       'SMART (BRUKER 2000)'
_computing_data_reduction        'SAINT V6.02A (BRUKER 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL V6.10 (BRUKER 2000)'
_diffrn_ambient_temperature      291(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker CCD area detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0602
_diffrn_reflns_av_unetI/netI     0.0686
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
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_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            7752
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         1.51
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.023
_exptl_absorpt_correction_T_max  0.5842
_exptl_absorpt_correction_T_min  0.5842
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker(2000)'
_exptl_crystal_colour            'orange yellow'
_exptl_crystal_density_diffrn    1.745
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         4.486
_refine_diff_density_min         -3.031
_refine_diff_density_rms         0.211
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     194
_refine_ls_number_reflns         2696
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0777
_refine_ls_R_factor_gt           0.0691
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0498P)^2^+94.6839P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1626
_refine_ls_wR_factor_ref         0.1659
_reflns_number_gt                2349
_reflns_number_total             2696
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt01927j2.cif
_cod_data_source_block           3
_cod_depositor_comments
'Adding full bibliography for 7031985--7031989.cif.'
_cod_original_cell_volume        2910.6(16)
_cod_original_sg_symbol_H-M      'C 2/m'
_cod_database_code               7031988