Tandem Processes Identified from Reaction Screening: Nucleophilic Addition to Aryl N-Phosphinylimines Employing La(III)-TFAA Activation
Hidenori Kinoshita; Oscar J. Ingham; Winnie W. Ong; Aaron B. Beeler; John A. Porco; Journal of the American Chemical Society 132 (2010) 6412–6418; doi:10.1021/ja100346w

data_4102381
_publ_section_title
;
 Tandem Processes Identified from Reaction Screening: Nucleophilic
 Addition to Aryl N-Phosphinylimines Employing La(III)-TFAA Activation
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6412
_journal_page_last               6418
_journal_paper_doi               10.1021/ja100346w
_journal_volume                  132
_journal_year                    2010
_chemical_formula_moiety         'C21 H20 F3 N O4'
_chemical_formula_sum            'C21 H20 F3 N O4'
_chemical_formula_weight         407.38
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 93.879(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.9153(12)
_cell_length_b                   7.2960(9)
_cell_length_c                   23.168(3)
_cell_measurement_reflns_used    5543
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      31.64
_cell_measurement_theta_min      2.48
_cell_volume                     1840.8(4)
_computing_cell_refinement       'Bruker SAINT+'
_computing_data_collection       'Bruker APEX2'
_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      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker X8 APEX II diffractometer'
_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  0.0350
_diffrn_reflns_av_sigmaI/netI    0.0377
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            16253
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    0.121
_exptl_absorpt_correction_T_max  0.9762
_exptl_absorpt_correction_T_min  0.9199
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.470
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             848
_exptl_crystal_size_max          0.70
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.346
_refine_diff_density_min         -0.323
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     331
_refine_ls_number_reflns         4577
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0580
_refine_ls_R_factor_gt           0.0433
_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^)+(0.0427P)^2^+0.7230P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0977
_refine_ls_wR_factor_ref         0.1047
_reflns_number_gt                3652
_reflns_number_total             4577
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja100346w_si_003.cif
_cod_data_source_block           compound_49
_cod_original_cell_volume        1840.9(4)
_cod_database_code               4102381