Catalytic Enantioselective O-Nitrosocarbonyl Aldol Reaction of β-Dicarbonyl Compounds
Mahiuddin Baidya; Kimberly A. Griffin; Hisashi Yamamoto; Journal of the American Chemical Society 134 (2012) 18566–18569; doi:10.1021/ja309311z

data_4118907
_publ_section_title
;
 Catalytic Enantioselective O-Nitrosocarbonyl Aldol Reaction of
 \b-Dicarbonyl Compounds
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              18566
_journal_page_last               18569
_journal_paper_doi               10.1021/ja309311z
_journal_volume                  134
_journal_year                    2012
_chemical_formula_sum            'C14 H18 O3 S'
_chemical_formula_weight         266.34
_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                   5.496(2)
_cell_length_b                   13.106(5)
_cell_length_c                   19.157(8)
_cell_measurement_temperature    100(2)
_cell_volume                     1379.9(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.1029
_diffrn_reflns_av_sigmaI/netI    0.1104
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            13328
_diffrn_reflns_theta_full        25.20
_diffrn_reflns_theta_max         25.20
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    0.232
_exptl_absorpt_correction_T_max  0.9726
_exptl_absorpt_correction_T_min  0.9378
_exptl_crystal_density_diffrn    1.282
_exptl_crystal_F_000             568
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.298
_refine_diff_density_min         -0.227
_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   0.17(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.845
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     168
_refine_ls_number_reflns         2479
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.845
_refine_ls_R_factor_all          0.0831
_refine_ls_R_factor_gt           0.0546
_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^)+(0.0242P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0787
_refine_ls_wR_factor_ref         0.0848
_reflns_number_gt                1651
_reflns_number_total             2479
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja309311z_si_003.cif
_cod_data_source_block           baid43s
_cod_original_cell_volume        1380.0(10)
_cod_database_code               4118907