Stereocontrolled synthesis of vicinally functionalized piperidines by nucleophilic beta-addition of alkyllithiums to alpha-aryl substituted piperidine enecarbamates
Timothy K. Beng; Hironori Takeuchi; Manuel Weber; Richmond Sarpong; Chem.Commun. 51 (2015) 7653–; doi:10.1039/C5cc01307K

data_7117043
_publ_section_title
;
 Stereocontrolled synthesis of vicinally functionalized piperidines by
 nucleophilic beta-addition of alkyllithiums to alpha-aryl substituted
 piperidine enecarbamates
;
_journal_name_full               Chem.Commun.
_journal_page_first              7653
_journal_paper_doi               10.1039/C5cc01307K
_journal_volume                  51
_journal_year                    2015
_chemical_formula_sum            'C26 H28 N2 O3'
_chemical_formula_weight         416.50
_chemical_name_common            Hiro-40
_chemical_name_systematic        compound11
_space_group.centring_type       P
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2015-02-09 deposited with the CCDC.
2015-03-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.430(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
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_cell_length_c                   24.270(3)
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_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.38
_cell_measurement_theta_min      2.36
_cell_volume                     2158.3(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    ORTEP-32
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_computing_structure_refinement  SHELXL-2014
_computing_structure_solution    SHELXT
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-I CCD'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0388
_diffrn_reflns_av_unetI/netI     0.0242
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_refln_scan_rate          10
_diffrn_refln_scan_width         0.5
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
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_diffrn_reflns_limit_k_min       -14
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_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            27272
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.000
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_diffrn_reflns_theta_min         1.692
_diffrn_source                   'fine focus sealed tube'
_exptl_absorpt_coefficient_mu    0.084
_exptl_absorpt_correction_T_max  0.928
_exptl_absorpt_correction_T_min  0.854
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.282
_exptl_crystal_description       rod
_exptl_crystal_F_000             888
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_refine_diff_density_max         0.170
_refine_diff_density_min         -0.214
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_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     283
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_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0508
_refine_ls_R_factor_gt           0.0390
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0425P)^2^+0.9412P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0910
_refine_ls_wR_factor_ref         0.1016
_reflns_Friedel_coverage         0.000
_reflns_Friedel_fraction_full    .
_reflns_Friedel_fraction_max     .
_reflns_number_gt                3230
_reflns_number_total             3962
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5cc01307k2.cif
_cod_data_source_block           sarpong98
_cod_depositor_comments
;
The following automatic conversions were performed:

'_space_group.centring_type' value 'primitive' was replaced with the
value 'P' as specified in the replacement file
'/home/antanas/src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5642 2017-10-24 12:04:52Z antanas 
;
_cod_database_code               7117043
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.992
_shelx_estimated_absorpt_t_max   0.996
_shelx_res_checksum              66649