Biaryl-Like CATPHOS Diphosphines via Double Diels–Alder Cycloaddition between 1,4-Bis(diphenylphosphinoyl)buta-1,3-diyne and Anthracenes: Efficient Ligands for the Palladium-Catalyzed Amination of Aromatic Bromides and α-Arylation of Ketones
Doherty, Simon; Knight, Julian G.; Smyth, Catherine H.; Harrington, Ross W.; Clegg, William; Organometallics 27 (2008) 1679–; doi:10.1021/om800118t

data_4071340
_publ_section_title
;
 Biaryl-Like CATPHOS Diphosphines via Double Diels--Alder Cycloaddition
 between 1,4-Bis(diphenylphosphinoyl)buta-1,3-diyne and Anthracenes:
 Efficient Ligands for the Palladium-Catalyzed Amination of Aromatic
 Bromides and \a-Arylation of Ketones
;
_journal_issue                   8
_journal_name_full               Organometallics
_journal_page_first              1679
_journal_paper_doi               10.1021/om800118t
_journal_volume                  27
_journal_year                    2008
_chemical_formula_moiety         'C58 H44 O2 P2, 2 C H2 Cl2'
_chemical_formula_sum            'C60 H48 Cl4 O2 P2'
_chemical_formula_weight         1004.72
_space_group_IT_number           52
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2a 2bc'
_symmetry_space_group_name_H-M   'P n n a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.504(10)
_cell_length_b                   20.767(5)
_cell_length_c                   10.3578(15)
_cell_measurement_reflns_used    125
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.50
_cell_volume                     5056(3)
_computing_cell_refinement       EvalCCD
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        EvalCCD
_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_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Nonius KappaCCD diffractometer'
_diffrn_measurement_method       '\f and \w 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  0.0496
_diffrn_reflns_av_sigmaI/netI    0.0217
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            75381
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.92
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.342
_exptl_absorpt_correction_T_max  0.935
_exptl_absorpt_correction_T_min  0.842
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.320
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2088
_exptl_crystal_size_max          0.52
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.800
_refine_diff_density_min         -0.475
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     336
_refine_ls_number_reflns         4961
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0648
_refine_ls_R_factor_gt           0.0456
_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^)+(0.0416P)^2^+6.8744P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1050
_refine_ls_wR_factor_ref         0.1195
_reflns_number_gt                3879
_reflns_number_total             4961
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om800118t-file002.cif
_cod_data_source_block           sd246
_cod_database_code               4071340