Fast Pd- and Pd/Cu-Catalyzed Direct C-H Arylation of Cyclic Nitrones. Application to the Synthesis of Enantiopure Quaternary α-Amino Esters
Emilien Demory; Daniel Farran; Benoit Baptiste; Pierre Y. Chavant; Véronique Blandin; Journal of Organic Chemistry 77 (2012) 7901–7912; doi:10.1021/jo301114k

data_4027498
_publ_contact_author_name
;
;
_publ_section_title
;
 Fast Pd- and Pd/Cu-Catalyzed Direct C-H Arylation of Cyclic Nitrones.
 Application to the Synthesis of Enantiopure Quaternary \a-Amino Esters
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              7901
_journal_page_last               7912
_journal_paper_doi               10.1021/jo301114k
_journal_volume                  77
_journal_year                    2012
_chemical_formula_moiety         'C13 H17 N O2'
_chemical_formula_sum            'C13 H17 N O2'
_chemical_formula_weight         219.28
_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     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2012-03-06
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  Olex2 1.1
  (compiled Sep 28 2011 20:36:17, GUI svn.r3906)
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_cell_angle_beta                 93.24(3)
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_cell_length_b                   5.5940(11)
_cell_length_c                   10.268(2)
_cell_measurement_temperature    200
_cell_volume                     1154.5(4)
_computing_data_collection       Collect
_computing_data_reduction        EvalCCD
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
SHELXL, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_computing_structure_solution
;
SHELXS, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_diffrn_ambient_temperature      200
_diffrn_detector                 'CCD area detector'
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_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
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_diffrn_measurement_method       'Phi and omega scans'
_diffrn_radiation_monochromator  graphite
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_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1551
_diffrn_reflns_av_unetI/netI     0.0822
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
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_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
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_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_target            Mo
_diffrn_source_type              'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
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_exptl_crystal_description       plate
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_exptl_crystal_size_min          0.06
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_refine_diff_density_min         -0.253
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.127
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     148
_refine_ls_number_reflns         2027
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.127
_refine_ls_R_factor_all          0.0925
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0423P)^2^+0.5683P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1225
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_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo301114k_si_002.cif
_cod_data_source_block           p21c
_cod_original_cell_volume        1154.4(4)
_cod_database_code               4027498