Highly Regio- and Stereoselective Oxidative Hydroacetoxylation of 1,2-Allenylic Sulfoxides via a Different Mechanism
Chao Zhou; Zhao Fang; Chunling Fu; Shengming Ma; Journal of Organic Chemistry 74 (2009) 2887–2890; doi:10.1021/jo802755k

data_4024432
_publ_section_title
;
Highly Regio- and Stereoselective Oxidative Hydroacetoxylation of
1,2-Allenylic Sulfoxides via a Different Mechanism
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              2887
_journal_page_last               2890
_journal_paper_doi               10.1021/jo802755k
_journal_volume                  74
_journal_year                    2009
_chemical_absolute_configuration ad
_chemical_formula_sum            'C17 H14 Br N O6 S'
_chemical_formula_weight         440.26
_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            8
_cell_length_a                   6.7518(3)
_cell_length_b                   17.3942(7)
_cell_length_c                   31.4299(13)
_cell_measurement_temperature    296(2)
_cell_volume                     3691.2(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0479
_diffrn_reflns_av_sigmaI/netI    0.0384
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            42884
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.75
_exptl_absorpt_coefficient_mu    2.373
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.692002
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.584
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1776
_exptl_crystal_size_max          0.360
_exptl_crystal_size_mid          0.355
_exptl_crystal_size_min          0.072
_refine_diff_density_max         0.375
_refine_diff_density_min         -0.433
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.013(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     469
_refine_ls_number_reflns         6492
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0569
_refine_ls_R_factor_gt           0.0379
_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^)+(0.0445P)^2^+1.6323P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0886
_refine_ls_wR_factor_ref         0.0988
_reflns_number_gt                5154
_reflns_number_total             6492
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo802755k_si_002.cif
_cod_data_source_block           z
_cod_depositor_comments
;
The following automatic conversions were performed:
'_chemical_absolute_configuration' value 'AD' changed to 'ad' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

'_symmetry_cell_setting'
value 'Orthorhombic' changed to 'orthorhombic' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               4024432