Synthesis and Structural Characterization of New Zinc Amidinate Complexes
Schmidt, Sarah; Schulz, Stephan; Bläser, Dieter; Boese, Roland; Bolte, Michael; Organometallics 29 (2010) 6097–; doi:10.1021/om1008549

data_4067156
_publ_section_title
;
 Synthesis and Structural Characterization of New Zinc Amidinate Complexes
;
_journal_issue                   22
_journal_name_full               Organometallics
_journal_page_first              6097
_journal_paper_doi               10.1021/om1008549
_journal_volume                  29
_journal_year                    2010
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C24 H54 I3 Li N4 O2 Zn2'
_chemical_formula_sum            'C24 H54 I3 Li N4 O2 Zn2'
_chemical_formula_weight         949.09
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                   14.0039(4)
_cell_length_b                   15.3589(4)
_cell_length_c                   17.6619(5)
_cell_measurement_reflns_used    9222
_cell_measurement_temperature    173(1)
_cell_measurement_theta_max      26.82
_cell_measurement_theta_min      2.28
_cell_volume                     3798.80(18)
_computing_cell_refinement       'BRUKER AXS SMART APEX 2 Vers. 3.0-2009'
_computing_data_collection       'BRUKER AXS SMART APEX 2 Vers. 3.0-2009'
_computing_data_reduction        'BRUKER AXS SMART 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 AXS SMART APEX 2 Vers. 3.0-2009'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 512
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type
; 
 Siemens SMART three axis goniometer 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  0.0581
_diffrn_reflns_av_sigmaI/netI    0.0413
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            76873
_diffrn_reflns_theta_full        30.37
_diffrn_reflns_theta_max         30.37
_diffrn_reflns_theta_min         1.86
_exptl_absorpt_coefficient_mu    3.724
_exptl_absorpt_correction_T_max  0.75
_exptl_absorpt_correction_T_min  0.43
_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    1.659
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             1856
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.483
_refine_diff_density_min         -0.819
_refine_diff_density_rms         0.094
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.012(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         11178
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0466
_refine_ls_R_factor_gt           0.0303
_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^)+(0.0290P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0592
_refine_ls_wR_factor_ref         0.0642
_reflns_number_gt                9066
_reflns_number_total             11178
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1008549_si_003.cif
_cod_data_source_block           sar_140m_CCDC-785892_(3)
_cod_original_sg_symbol_H-M      P212121
_cod_database_code               4067156