Sequence of Intramolecular Carbonylation and Asymmetric Hydrogenation Reactions: Highly Regio- and Enantioselective Synthesis of Medium Ring Tricyclic Lactams
Shui-Ming Lu; Howard Alper; Journal of the American Chemical Society 130 (2008) 6451–6455; doi:10.1021/ja7111417

data_4107785
_publ_section_title
;
 Sequence of Intramolecular Carbonylation and Asymmetric Hydrogenation
 Reactions: Highly Regio- and Enantioselective Synthesis of Medium Ring
 Tricyclic Lactams
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6451
_journal_page_last               6455
_journal_paper_doi               10.1021/ja7111417
_journal_volume                  130
_journal_year                    2008
_chemical_absolute_configuration ad
_chemical_formula_sum            'C15 H12 Cl N O2'
_chemical_formula_weight         273.71
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 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                 105.889(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.342(3)
_cell_length_b                   4.9532(7)
_cell_length_c                   14.966(2)
_cell_measurement_reflns_used    3111
_cell_measurement_temperature    202(2)
_cell_measurement_theta_max      25.71
_cell_measurement_theta_min      2.31
_cell_volume                     1307.7(3)
_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      202(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_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           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0311
_diffrn_reflns_av_sigmaI/netI    0.0465
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            5641
_diffrn_reflns_theta_full        25.72
_diffrn_reflns_theta_max         25.72
_diffrn_reflns_theta_min         2.31
_exptl_absorpt_coefficient_mu    0.288
_exptl_absorpt_correction_T_max  0.9857
_exptl_absorpt_correction_T_min  0.8983
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.390
_exptl_crystal_density_meas      ?
_exptl_crystal_description       needle
_exptl_crystal_F_000             568
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.200
_refine_diff_density_min         -0.236
_refine_diff_density_rms         0.043
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.02(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         2448
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.0576
_refine_ls_R_factor_gt           0.0401
_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^)+(0.0511P)^2^+0.2105P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0950
_refine_ls_wR_factor_ref         0.1037
_reflns_number_gt                1983
_reflns_number_total             2448
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja7111417-file004.cif
_cod_data_source_block           sad
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'n/a' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               4107785