Unique formation of mono-, tetra- and nona-nuclear zinc complexes from protonolysis reactions of [Zn(dmpzm)Et2]
Cheng, Mei-Ling; Li, Hong-Xi; Liu, Lei-Lei; Wang, Hui-Hui; Zhang, Yong; Lang, Jian-Ping; Dalton Transactions  (2009) 2012–2019; doi:10.1039/b819637k

data_7000751
_publ_section_title
;
 Unique formation of mono-, tetra- and nona-nuclear zinc complexes from
 protonolysis reactions of [Zn(dmpzm)Et2]
;
_journal_coden_ASTM              DTARAF
_journal_issue                   11
_journal_name_full               'Dalton Transactions'
_journal_page_first              2012
_journal_page_last               2019
_journal_paper_doi               10.1039/b819637k
_journal_year                    2009
_chemical_formula_moiety         'C39 H60 N12 O Zn4'
_chemical_formula_sum            'C39 H60 N12 O Zn4'
_chemical_formula_weight         974.47
_space_group_IT_number           198
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'P 2ac 2ab 3'
_symmetry_space_group_name_H-M   'P 21 3'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.5114(19)
_cell_length_b                   16.5114(19)
_cell_length_c                   16.5114(19)
_cell_measurement_reflns_used    17071
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      25.3491
_cell_measurement_theta_min      3.0222
_cell_volume                     4501.4(9)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalStructure
_computing_molecular_graphics    'Shelxl-97 (Sheldrick, 1997)'
_computing_publication_material  'Shelxl-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      193(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku Mercury'
_diffrn_measurement_method       \w
_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  0.1013
_diffrn_reflns_av_sigmaI/netI    0.0431
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            44810
_diffrn_reflns_theta_full        25.32
_diffrn_reflns_theta_max         25.32
_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    2.150
_exptl_absorpt_correction_T_max  0.6309
_exptl_absorpt_correction_T_min  0.466
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication.'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.438
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2024
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.373
_refine_diff_density_min         -0.345
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.42(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     175
_refine_ls_number_reflns         2757
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0481
_refine_ls_R_factor_gt           0.0449
_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^)+(0.0435P)^2^+7.3025P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0967
_refine_ls_wR_factor_ref         0.0986
_reflns_number_gt                2654
_reflns_number_total             2757
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            B819637K.txt
_cod_data_source_block           7
_cod_database_code               7000751