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_7000749
_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         'C14 H22 N4 O2 Zn'
_chemical_formula_sum            'C14 H22 N4 O2 Zn'
_chemical_formula_weight         343.73
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                106.46(3)
_cell_angle_beta                 106.65(3)
_cell_angle_gamma                102.01(3)
_cell_formula_units_Z            2
_cell_length_a                   7.8314(16)
_cell_length_b                   10.326(2)
_cell_length_c                   11.652(2)
_cell_measurement_reflns_used    3047
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      25.3491
_cell_measurement_theta_min      3.4124
_cell_volume                     821.7(4)
_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 0.992
_diffrn_measured_fraction_theta_max 0.992
_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  0.0396
_diffrn_reflns_av_sigmaI/netI    0.0530
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            8100
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         3.41
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.504
_exptl_absorpt_correction_T_max  0.7959
_exptl_absorpt_correction_T_min  0.4157
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication.'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.389
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             360
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.447
_refine_diff_density_min         -0.370
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     195
_refine_ls_number_reflns         2983
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.098
_refine_ls_R_factor_all          0.0743
_refine_ls_R_factor_gt           0.0557
_refine_ls_shift/su_max          0.046
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0462P)^2^+0.8720P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1144
_refine_ls_wR_factor_ref         0.1241
_reflns_number_gt                2445
_reflns_number_total             2983
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            B819637K.txt
_cod_data_source_block           3
_cod_database_code               7000749