Reversible Addition of Alkynes to Gallium Complex of Chelating Diamide Ligand
Igor L. Fedushkin; Alexander S. Nikipelov; Konstantin A. Lyssenko; Journal of the American Chemical Society 132 (2010) 7874–7875; doi:10.1021/ja103467a

data_4102540
_publ_section_title
;
 Reversible Addition of Alkynes to Gallium Complex of Chelating Diamide
 Ligand
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7874
_journal_page_last               7875
_journal_paper_doi               10.1021/ja103467a
_journal_volume                  132
_journal_year                    2010
_chemical_formula_moiety         'C82 H92 Ga2 N4 O4, C6 H6'
_chemical_formula_sum            'C88 H98 Ga2 N4 O4'
_chemical_formula_weight         1415.14
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 100.678(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   29.176(4)
_cell_length_b                   12.985(2)
_cell_length_c                   39.497(6)
_cell_measurement_reflns_used    655
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27
_cell_measurement_theta_min      3
_cell_volume                     14704(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX II'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX II CCD area detector''
_diffrn_measurement_method       'omega scans'
_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  0.0903
_diffrn_reflns_av_sigmaI/netI    0.1652
_diffrn_reflns_limit_h_max       37
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       50
_diffrn_reflns_limit_l_min       -50
_diffrn_reflns_number            58589
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.42
_exptl_absorpt_coefficient_mu    0.788
_exptl_absorpt_correction_T_max  0.925
_exptl_absorpt_correction_T_min  0.911
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.279
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             5984
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.648
_refine_diff_density_min         -0.689
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.956
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     879
_refine_ls_number_reflns         16047
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.956
_refine_ls_R_factor_all          0.1475
_refine_ls_R_factor_gt           0.0616
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0438P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1061
_refine_ls_wR_factor_ref         0.1355
_reflns_number_gt                8476
_reflns_number_total             16047
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ja103467a_si_003.cif
_cod_data_source_block           methyl-2-butynoate
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4102540