Tempering the Reactivities of Postulated α-Oxo Gold Carbenes Using Bidentate Ligands: Implication of Tricoordinated Gold Intermediates and the Development of an Expedient Bimolecular Assembly of 2,4-Disubstituted Oxazoles
Yingdong Luo; Kegong Ji; Yuxue Li; Liming Zhang; Journal of the American Chemical Society 134 (2012) 17412–17415; doi:10.1021/ja307948m

data_4118810
_publ_section_title
;
 Tempering the Reactivities of Postulated \a-Oxo Gold Carbenes Using
 Bidentate Ligands: Implication of Tricoordinated Gold Intermediates and
 the Development of an Expedient Bimolecular Assembly of 2,4-Disubstituted
 Oxazoles
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              17412
_journal_page_last               17415
_journal_paper_doi               10.1021/ja307948m
_journal_volume                  134
_journal_year                    2012
_chemical_formula_sum            'C18 H31 Au Cl P S'
_chemical_formula_weight         542.87
_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                   11.1756(3)
_cell_length_b                   12.7568(3)
_cell_length_c                   14.3230(7)
_cell_measurement_temperature    100(2)
_cell_volume                     2041.96(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker kappa apex'
_diffrn_measurement_method       'omega scan'
_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  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0393
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            12609
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.14
_exptl_absorpt_coefficient_mu    7.512
_exptl_absorpt_correction_T_max  0.7465
_exptl_absorpt_correction_T_min  0.4830
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.766
_exptl_crystal_description       block
_exptl_crystal_F_000             1064
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.122
_refine_diff_density_min         -0.752
_refine_diff_density_rms         0.102
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.016(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         5054
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0253
_refine_ls_R_factor_gt           0.0229
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0208P)^2^+0.9619P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0491
_refine_ls_wR_factor_ref         0.0497
_reflns_number_gt                4828
_reflns_number_total             5054
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja307948m_si_002.cif
_cod_data_source_block           z07032012_0m
_cod_database_code               4118810