Reversal of Diastereoselection in the Conjugate Addition of Cuprates to Unsaturated Lactams.
Wright, Stephen W.; Choi, Chulho; Chung, Seungwon; Boscoe, Brian P.; Drozda, Susan E.; Mousseau, James J.; Trzupek, John D.; Organic letters 17 (2015) 5204–5207; doi:10.1021/acs.orglett.5b02533

data_1555348
_publ_section_title
;
 Reversal of Diastereoselection in the Conjugate Addition of Cuprates to
 Unsaturated Lactams.
;
_journal_issue                   21
_journal_name_full               'Organic letters'
_journal_page_first              5204
_journal_page_last               5207
_journal_paper_doi               10.1021/acs.orglett.5b02533
_journal_volume                  17
_journal_year                    2015
_chemical_absolute_configuration unk
_chemical_formula_sum            'C13 H13 N O3'
_chemical_formula_weight         231.24
_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_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                 92.9400(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.2360(4)
_cell_length_b                   6.3687(3)
_cell_length_c                   10.9331(5)
_cell_measurement_reflns_used    9928
_cell_measurement_temperature    290(2)
_cell_measurement_theta_max      31.08
_cell_measurement_theta_min      3.02
_cell_volume                     572.71(5)
_computing_cell_refinement       'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_data_collection       'APEX2 v2011.4.0 (Bruker-AXS, 2011)'
_computing_data_reduction        'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      290(2)
_diffrn_detector_area_resol_mean 5.2
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Smart APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'Triumph graphite'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0272
_diffrn_reflns_av_sigmaI/netI    0.0136
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            14199
_diffrn_reflns_theta_full        30.99
_diffrn_reflns_theta_max         30.99
_diffrn_reflns_theta_min         3.02
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  0.9626
_exptl_absorpt_correction_T_min  0.9403
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2009)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.341
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             244
_exptl_crystal_size_max          0.65
_exptl_crystal_size_mid          0.55
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.239
_refine_diff_density_min         -0.236
_refine_diff_density_rms         0.044
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     155
_refine_ls_number_reflns         1972
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0447
_refine_ls_R_factor_gt           0.0413
_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^)+(0.0763P)^2^+0.0414P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1097
_refine_ls_wR_factor_ref         0.1135
_reflns_number_gt                1826
_reflns_number_total             1972
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol5b02533_si_007.cif
_cod_data_source_block           sfy23
_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               1555348