Insertion Reactions of Heterocumulenes into Zn−C Bonds: Synthesis and Structural Characterization of Multinuclear Zinc Amidate Complexes
Schmidt, Sarah; Schäper, Raphaela; Schulz, Stephan; Bläser, Dieter; Wölper, Christoph; Organometallics 30 (2011) 1073–; doi:10.1021/om101107e

data_4064048
_publ_section_title
;
 Insertion Reactions of Heterocumulenes into Zn&#x2212;C Bonds: Synthesis
 and Structural Characterization of Multinuclear Zinc Amidate Complexes
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              1073
_journal_paper_doi               10.1021/om101107e
_journal_volume                  30
_journal_year                    2011
_chemical_formula_sum            'C24 H52 N4 O4 Zn4'
_chemical_formula_weight         722.18
_chemical_name_systematic
; 
 ? 
;
_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                74.605(2)
_cell_angle_beta                 82.448(2)
_cell_angle_gamma                76.447(2)
_cell_formula_units_Z            2
_cell_length_a                   11.3409(5)
_cell_length_b                   11.8633(5)
_cell_length_c                   13.2487(5)
_cell_measurement_reflns_used    9844
_cell_measurement_temperature    100(1)
_cell_measurement_theta_max      28.36
_cell_measurement_theta_min      2.70
_cell_volume                     1666.11(12)
_computing_cell_refinement       'BRUKER D8 KAPPA APEX 2 Vers. 3.0-2009'
_computing_data_collection       'BRUKER D8 KAPPA APEX 2 Vers. 3.0-2009'
_computing_data_reduction        'BRUKER D8 KAPPA APEX 2 Vers. 3.0-2009'
_computing_molecular_graphics    'BRUKER AXS SHELXTL (c) 2008 / Vers. 2008/4'
_computing_publication_material  'BRUKER AXS SHELXTL (c) 2008 / Vers. 2008/4'
_computing_structure_refinement  'BRUKER AXS SHELXTL (c) 2008 / Vers. 2008/4'
_computing_structure_solution    'BRUKER D8 KAPPA APEX 2 Vers. 3.0-2009'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 512
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type
; 
 Bruker D8 KAPPA series II with APEX II area detector system
;
_diffrn_measurement_method
;
 Data collection strategy APEX 2/COSMO
;
_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  0.0225
_diffrn_reflns_av_sigmaI/netI    0.0221
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            22481
_diffrn_reflns_theta_full        28.37
_diffrn_reflns_theta_max         28.37
_diffrn_reflns_theta_min         1.60
_exptl_absorpt_coefficient_mu    2.876
_exptl_absorpt_correction_T_max  0.75
_exptl_absorpt_correction_T_min  0.52
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
 BRUKER AXS SMART APEX 2 Vers. 3.0-2009
 R.H. Blessing, Acta Cryst. (1995) A51 33-38 
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.440
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.484
_refine_diff_density_min         -0.454
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         8223
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0224
_refine_ls_R_factor_gt           0.0197
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0203P)^2^+0.8428P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0501
_refine_ls_wR_factor_ref         0.0515
_reflns_number_gt                7604
_reflns_number_total             8223
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om101107e_si_001.cif
_cod_data_source_block           sar_309m
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4064048