Access to congested quaternary centers by Pd-catalyzed intermolecular γ-arylation of unactivated α,β-unsaturated aldehydes
Franzoni, Ivan; Guénée, Laure; Mazet, Clément; Chemical Science 4 (2013) 2619–; doi:10.1039/c3sc50806d

data_1514643
_publ_section_title
;
 Access to congested quaternary centers by Pd-catalyzed intermolecular
 \g-arylation of unactivated \a,\b-unsaturated aldehydes
;
_journal_issue                   6
_journal_name_full               'Chemical Science'
_journal_page_first              2619
_journal_paper_doi               10.1039/c3sc50806d
_journal_volume                  4
_journal_year                    2013
_chemical_formula_moiety         'C22 H20 O'
_chemical_formula_sum            'C22 H20 O'
_chemical_formula_weight         300.38
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 115.425(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.0527(3)
_cell_length_b                   5.53030(10)
_cell_length_c                   20.7663(7)
_cell_measurement_reflns_used    4160
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      73.1174
_cell_measurement_theta_min      2.9430
_cell_volume                     1665.00(8)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
;
_computing_molecular_graphics    'ORTEP 3 (Farrugia, 1997)'
_computing_publication_material  ShelX_Acta
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      180(2)
_diffrn_detector_area_resol_mean 10.4679
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.972
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0109
_diffrn_reflns_av_sigmaI/netI    0.0138
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            6464
_diffrn_reflns_theta_full        66.97
_diffrn_reflns_theta_max         73.27
_diffrn_reflns_theta_min         3.05
_exptl_absorpt_coefficient_mu    0.551
_exptl_absorpt_correction_T_max  0.959
_exptl_absorpt_correction_T_min  0.878
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.11 (release 16-05-2011 CrysAlis171 .NET)
(compiled May 16 2011,17:55:39)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.198
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.4297
_exptl_crystal_size_mid          0.1639
_exptl_crystal_size_min          0.0755
_refine_diff_density_max         0.208
_refine_diff_density_min         -0.153
_refine_diff_density_rms         0.031
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         3240
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0401
_refine_ls_R_factor_gt           0.0365
_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^)+(0.0523P)^2^+0.3402P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0990
_refine_ls_wR_factor_ref         0.1022
_reflns_number_gt                2902
_reflns_number_total             3240
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3sc50806d.txt
_cod_data_source_block           4
_cod_original_cell_volume        1665.00(7)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               1514643