Gold meets rhodium: tandem one-pot synthesis of β-disubstituted ketones via Meyer-Schuster rearrangement and asymmetric 1,4-addition.
Hansmann, Max M.; Hashmi, A Stephen K; Lautens, Mark; Organic letters 15 (2013) 3226–3229; doi:10.1021/ol4011739

data_1556172
_publ_section_title
;
 Gold meets rhodium: tandem one-pot synthesis of \b-disubstituted ketones
 via Meyer-Schuster rearrangement and asymmetric 1,4-addition.
;
_journal_issue                   13
_journal_name_full               'Organic letters'
_journal_page_first              3226
_journal_page_last               3229
_journal_paper_doi               10.1021/ol4011739
_journal_volume                  15
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C19 H23 N O'
_chemical_formula_sum            'C19 H23 N O'
_chemical_formula_weight         281.38
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_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                 99.5430(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.1008(2)
_cell_length_b                   7.6894(2)
_cell_length_c                   17.0974(4)
_cell_measurement_reflns_used    8504
_cell_measurement_temperature    215(2)
_cell_measurement_theta_max      66.50
_cell_measurement_theta_min      2.62
_cell_volume                     790.97(4)
_computing_cell_refinement       APEX2
_computing_data_collection       'APEX2 (Bruker, 2007)'
_computing_data_reduction        'SAINT (Bruker, 2007)'
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      215(2)
_diffrn_measured_fraction_theta_full 0.971
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Bruker Kappa APEX-DUO CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'multi-layer optics'
_diffrn_radiation_source         'Bruker ImuS'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0226
_diffrn_reflns_av_sigmaI/netI    0.0195
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            9265
_diffrn_reflns_theta_full        66.49
_diffrn_reflns_theta_max         66.49
_diffrn_reflns_theta_min         5.25
_exptl_absorpt_coefficient_mu    0.556
_exptl_absorpt_correction_T_max  0.7528
_exptl_absorpt_correction_T_min  0.6634
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.181
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             304
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.132
_refine_diff_density_min         -0.099
_refine_diff_density_rms         0.026
_refine_ls_abs_structure_details
;
 Flack x determined using 1022 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.10(7)
_refine_ls_extinction_coef       0.0098(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     196
_refine_ls_number_reflns         2510
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0259
_refine_ls_R_factor_gt           0.0257
_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^)+(0.0476P)^2^+0.0646P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0728
_refine_ls_wR_factor_ref         0.0732
_reflns_number_gt                2486
_reflns_number_total             2510
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ol4011739_si_001.cif
_cod_data_source_block           d1374
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               1556172