Group 2 and 12 Metal Gallyl Complexes Containing Unsupported Ga−M Covalent Bonds (M = Mg, Ca, Sr, Ba, Zn, Cd)†
Bonello, Owen; Jones, Cameron; Stasch, Andreas; Woodul, William D.; Organometallics 29 (2010) 4914–; doi:10.1021/om1001606

data_4065840
_publ_section_title
;
 Group 2 and 12 Metal Gallyl Complexes Containing Unsupported Ga&#x2212;M
 Covalent Bonds (M = Mg, Ca, Sr, Ba, Zn, Cd)&#x2020;
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              4914
_journal_paper_doi               10.1021/om1001606
_journal_volume                  29
_journal_year                    2010
_chemical_formula_sum            'C32 H52 Br Ga N4 Zn'
_chemical_formula_weight         707.78
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_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                 92.83(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.837(3)
_cell_length_b                   13.316(3)
_cell_length_c                   20.512(4)
_cell_measurement_temperature    123(2)
_cell_volume                     3502.0(13)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Nonius Kappa ccd'
_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  0.0363
_diffrn_reflns_av_sigmaI/netI    0.0510
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            14440
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.92
_exptl_absorpt_coefficient_mu    2.620
_exptl_absorpt_correction_T_max  0.5964
_exptl_absorpt_correction_T_min  0.4608
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sortav (Blessing, 1995)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1472
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.931
_refine_diff_density_min         -0.742
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     364
_refine_ls_number_reflns         7632
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0741
_refine_ls_R_factor_gt           0.0418
_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^)+(0.0417P)^2^+3.3087P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0906
_refine_ls_wR_factor_ref         0.1012
_reflns_number_gt                5325
_reflns_number_total             7632
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1001606_si_002.cif
_cod_data_source_block           compound12
_cod_original_cell_volume        3502.2(12)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4065840