Synthesis of Biaryl Diphosphines via a Stepwise Regioselective Double Diels−Alder Cycloaddition−Elimination Sequence: Efficient Ligands for the Palladium-Catalyzed Amination of Aromatic Bromides
Doherty, Simon; Smyth, Catherine H.; Harrington, Ross W.; Clegg, William; Organometallics 28 (2009) 5273–; doi:10.1021/om9004862

data_4069891
_publ_section_title
;
 Synthesis of Biaryl Diphosphines via a Stepwise Regioselective Double
 Diels&#x2212;Alder Cycloaddition&#x2212;Elimination Sequence: Efficient
 Ligands for the Palladium-Catalyzed Amination of Aromatic Bromides
;
_journal_issue                   17
_journal_name_full               Organometallics
_journal_page_first              5273
_journal_paper_doi               10.1021/om9004862
_journal_volume                  28
_journal_year                    2009
_chemical_formula_moiety         'C33 H26 O3 P2, H2O'
_chemical_formula_sum            'C33 H28 O4 P2'
_chemical_formula_weight         550.49
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                102.240(5)
_cell_angle_beta                 108.633(7)
_cell_angle_gamma                98.630(6)
_cell_formula_units_Z            2
_cell_length_a                   9.7015(9)
_cell_length_b                   12.1290(7)
_cell_length_c                   12.8851(7)
_cell_measurement_reflns_used    7863
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      29.46
_cell_measurement_theta_min      2.80
_cell_volume                     1364.67(19)
_computing_cell_refinement       CrysAlisPro
_computing_data_collection       CrysAlisPro
_computing_data_reduction        CrysAlisPro
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL and local programs'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.3968
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.832
_diffrn_measurement_device_type
'Oxford Diffraction Gemini A Ultra diffractometer'
_diffrn_measurement_method       'thick-slice \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube with Enhance optics'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0210
_diffrn_reflns_av_sigmaI/netI    0.0340
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            12830
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         29.54
_diffrn_reflns_theta_min         2.80
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.197
_exptl_absorpt_correction_T_max  0.960
_exptl_absorpt_correction_T_min  0.945
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrysAlisPro
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.340
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.417
_refine_diff_density_min         -0.323
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     361
_refine_ls_number_reflns         6350
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0475
_refine_ls_R_factor_gt           0.0356
_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^)+(0.0539P)^2^+0.0974P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0940
_refine_ls_wR_factor_ref         0.0973
_reflns_number_gt                5000
_reflns_number_total             6350
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om9004862_si_002.cif
_cod_data_source_block           sd276_compound3
_cod_original_cell_volume        1364.67(17)
_cod_database_code               4069891