Macrocyclic Binucleating β-Diketiminate Ligands and their Lithium, Aluminum, and Zinc Complexes.
Vela, Javier; Zhu, Liwei; Flaschenriem, Christine J.; Brennessel, William W.; Lachicotte, Rene J.; Holland, Patrick L.; Organometallics 26 (2007) 3416–3423; doi:10.1021/om0700258

data_4089354
_publ_section_title
;
 Macrocyclic Binucleating \b-Diketiminate Ligands and their Lithium,
 Aluminum, and Zinc Complexes.
;
_journal_issue                   14
_journal_name_full               Organometallics
_journal_page_first              3416
_journal_page_last               3423
_journal_paper_doi               10.1021/om0700258
_journal_volume                  26
_journal_year                    2007
_chemical_formula_moiety         'C40 H48 N6 Zn2'
_chemical_formula_sum            'C40 H48 N6 Zn2'
_chemical_formula_weight         743.58
_chemical_name_common            holjv63
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 113.408(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.6439(15)
_cell_length_b                   17.498(3)
_cell_length_c                   11.9596(19)
_cell_measurement_reflns_used    6488
_cell_measurement_temperature    100.0(1)
_cell_measurement_theta_max      28.33
_cell_measurement_theta_min      2.19
_cell_volume                     1852.1(5)
_computing_cell_refinement       'SAINT (Bruker, 2003)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT (Bruker, 2003)'
_computing_molecular_graphics    'SHELXTL (Bruker, 2000)'
_computing_publication_material  'SHELXTL (Bruker, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100.0(1)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD Platform'
_diffrn_measurement_method       'area detector, \w scans per \f'
_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  0.0240
_diffrn_reflns_av_sigmaI/netI    0.0173
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            24390
_diffrn_reflns_theta_full        28.41
_diffrn_reflns_theta_max         28.41
_diffrn_reflns_theta_min         2.19
_exptl_absorpt_coefficient_mu    1.331
_exptl_absorpt_correction_T_max  0.7120
_exptl_absorpt_correction_T_min  0.5757
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Blessing, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.333
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             780
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.979
_refine_diff_density_min         -0.765
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         4635
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0455
_refine_ls_R_factor_gt           0.0370
_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^)+(0.0638P)^2^+1.9355P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1026
_refine_ls_wR_factor_ref         0.1111
_reflns_number_gt                3985
_reflns_number_total             4635
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om0700258-file003.cif
_cod_data_source_block           mBinZn2Et2py2
_cod_database_code               4089354