Rhodium-Catalyzed Enantioselective Cyclopropanation of Olefins with N-Sulfonyl 1,2,3-Triazoles
Stepan Chuprakov; Sen Wai Kwok; Li Zhang; Lukas Lercher; Valery V. Fokin; Journal of the American Chemical Society 131 (2009) 18034–18035; doi:10.1021/ja908075u

data_4105480
_publ_section_title
;
 Rhodium-Catalyzed Enantioselective Cyclopropanation of Olefins with
 N-Sulfonyl 1,2,3-Triazoles
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              18034
_journal_page_last               18035
_journal_paper_doi               10.1021/ja908075u
_journal_volume                  131
_journal_year                    2009
_chemical_absolute_configuration ad
_chemical_formula_sum            'C17 H19 N O2 S'
_chemical_formula_weight         301.39
_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                   5.4264(5)
_cell_length_b                   8.6712(7)
_cell_length_c                   32.044(3)
_cell_measurement_reflns_used    7622
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      64.59
_cell_measurement_theta_min      5.28
_cell_volume                     1507.8(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0375
_diffrn_reflns_av_sigmaI/netI    0.0315
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            11854
_diffrn_reflns_theta_full        64.98
_diffrn_reflns_theta_max         64.98
_diffrn_reflns_theta_min         5.28
_exptl_absorpt_coefficient_mu    1.934
_exptl_absorpt_correction_T_max  0.8301
_exptl_absorpt_correction_T_min  0.6983
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.328
_exptl_crystal_description       plate
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.145
_refine_diff_density_min         -0.316
_refine_diff_density_rms         0.036
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.009(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     195
_refine_ls_number_reflns         2472
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0278
_refine_ls_R_factor_gt           0.0254
_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^)+(0.0401P)^2^+0.0082P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0641
_refine_ls_wR_factor_ref         0.0652
_reflns_number_gt                2335
_reflns_number_total             2472
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja908075u_si_002.cif
_cod_data_source_block           sharp29
_cod_database_code               4105480