Highly Stereoselective Olefin Cyclopropanation of Diazooxindoles Catalyzed by a C2-Symmetric Spiroketal Bisphosphine/Au(I) Complex
Zhong-Yan Cao; Xiaoming Wang; Chen Tan; Xiao-Li Zhao; Jian Zhou; Kuiling Ding; Journal of the American Chemical Society 135 (2013) 8197–8200; doi:10.1021/ja4040895

data_4119874
_publ_section_title
;
 Highly Stereoselective Olefin Cyclopropanation of Diazooxindoles
 Catalyzed by a C2-Symmetric Spiroketal Bisphosphine/Au(I) Complex
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8197
_journal_page_last               8200
_journal_paper_doi               10.1021/ja4040895
_journal_volume                  135
_journal_year                    2013
_chemical_formula_sum            'C24 H20 N2 O6 S'
_chemical_formula_weight         464.48
_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                   11.2515(5)
_cell_length_b                   12.1303(6)
_cell_length_c                   16.1131(8)
_cell_measurement_temperature    296(2)
_cell_volume                     2199.18(18)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0406
_diffrn_reflns_av_sigmaI/netI    0.0257
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            25862
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.10
_exptl_absorpt_coefficient_mu    0.192
_exptl_absorpt_correction_T_max  0.9755
_exptl_absorpt_correction_T_min  0.9536
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.403
_exptl_crystal_description       block
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.167
_refine_diff_density_min         -0.169
_refine_diff_density_rms         0.030
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.01(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         3877
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0511
_refine_ls_R_factor_gt           0.0373
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0424P)^2^+0.4065P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0873
_refine_ls_wR_factor_ref         0.0955
_reflns_number_gt                3185
_reflns_number_total             3877
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja4040895_si_006.cif
_cod_data_source_block           z
_cod_database_code               4119874