Highly Active Gold(I)-Silver(I) Oxo Cluster Activating sp³ C-H Bonds of Methyl Ketones under Mild Conditions.
Pei, Xiao-Li; Yang, Yang; Lei, Zhen; Chang, Shan-Shan; Guan, Zong-Jie; Wan, Xian-Kai; Wen, Ting-Bin; Wang, Quan-Ming; Journal of the American Chemical Society 137 (2015) 5520–5525; doi:10.1021/jacs.5b01713

data_4129383
_publ_section_title
;
 Highly Active Gold(I)-Silver(I) Oxo Cluster Activating sp&#x00B3; C-H
 Bonds of Methyl Ketones under Mild Conditions.
;
_journal_issue                   16
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5520
_journal_page_last               5525
_journal_paper_doi               10.1021/jacs.5b01713
_journal_volume                  137
_journal_year                    2015
_chemical_formula_sum            'C79 H73 Ag4 Au4 B5 F20 N14 O P4'
_chemical_formula_weight         3011.79
_space_group_IT_number           90
_space_group_name_Hall           'P 4ab 2ab'
_space_group_name_H-M_alt        'P 4 21 2'
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_H-M   'P 4 21 2'
_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            2
_cell_length_a                   22.5062(3)
_cell_length_b                   22.5062(3)
_cell_length_c                   11.0208(5)
_cell_measurement_reflns_used    12519
_cell_measurement_temperature    173.0
_cell_measurement_theta_max      30.6294
_cell_measurement_theta_min      3.1513
_cell_volume                     5582.4(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173.0
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.930
_diffrn_measurement_device_type  'Xcalibur, Sapphire3, Gemini ultra'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1204
_diffrn_reflns_av_sigmaI/netI    0.0977
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            38377
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         30.70
_diffrn_reflns_theta_min         3.16
_exptl_absorpt_coefficient_mu    6.055
_exptl_absorpt_correction_T_max  0.5303
_exptl_absorpt_correction_T_min  0.4442
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.44 (release 25-10-2010 CrysAlis171 .NET)
(compiled Oct 25 2010,18:11:34)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.792
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2844
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         4.892
_refine_diff_density_min         -3.171
_refine_diff_density_rms         0.298
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.013(18)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     246
_refine_ls_number_reflns         7857
_refine_ls_number_restraints     114
_refine_ls_restrained_S_all      1.261
_refine_ls_R_factor_all          0.1183
_refine_ls_R_factor_gt           0.0844
_refine_ls_shift/su_max          0.016
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0768P)^2^+91.2634P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1896
_refine_ls_wR_factor_ref         0.2089
_reflns_number_gt                5849
_reflns_number_total             7857
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja5b01713_si_002.cif
_cod_data_source_block           2a
_cod_original_sg_symbol_H-M      P42(1)2
_cod_database_code               4129383