Preparation of New Buchwald-Type Secondary Phosphine Oxide Ligands and Applications in Suzuki−Miyaura Reactions
Hu, Dan-Fu; Weng, Chia-Ming; Hong, Fung-E; Organometallics 30 (2011) 1139–; doi:10.1021/om101132t

data_4064109
_publ_section_title
;
 Preparation of New Buchwald-Type Secondary Phosphine Oxide Ligands and
 Applications in Suzuki&#x2212;Miyaura Reactions
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              1139
_journal_paper_doi               10.1021/om101132t
_journal_volume                  30
_journal_year                    2011
_chemical_formula_moiety         'C13 H17 N2 O P'
_chemical_formula_sum            'C13 H17 N2 O P'
_chemical_formula_weight         248.26
_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                 99.197(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.8816(11)
_cell_length_b                   5.8757(5)
_cell_length_c                   17.5630(15)
_cell_measurement_reflns_used    4739
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      26.006
_cell_measurement_theta_min      3.048
_cell_volume                     1312.23(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0178
_diffrn_reflns_av_sigmaI/netI    0.0152
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            7036
_diffrn_reflns_theta_full        26.02
_diffrn_reflns_theta_max         26.02
_diffrn_reflns_theta_min         2.35
_exptl_absorpt_coefficient_mu    0.196
_exptl_absorpt_correction_T_max  0.9436
_exptl_absorpt_correction_T_min  0.9085
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   empirical
_exptl_crystal_density_diffrn    1.257
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             528
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.266
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     158
_refine_ls_number_reflns         2577
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0419
_refine_ls_R_factor_gt           0.0379
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1300P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1443
_refine_ls_wR_factor_ref         0.1515
_reflns_number_gt                2308
_reflns_number_total             2577
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om101132t_si_001.cif
_cod_data_source_block           hong170m
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4064109