One-Point Binding Ligands for Asymmetric Gold Catalysis: Phosphoramidites with a TADDOL-Related but Acyclic Backbone
Henrik Teller; Matthieu Corbet; Luca Mantilli; Gopinadhanpillai Gopakumar; Richard Goddard; Walter Thiel; Alois Fürstner; Journal of the American Chemical Society 134 (2012) 15331–15342; doi:10.1021/ja303641p

data_4118614
_publ_section_title
;
 One-Point Binding Ligands for Asymmetric Gold Catalysis: Phosphoramidites
 with a TADDOL-Related but Acyclic Backbone
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              15331
_journal_page_last               15342
_journal_paper_doi               10.1021/ja303641p
_journal_volume                  134
_journal_year                    2012
_chemical_compound_source        dichloromethane,hexane
_chemical_formula_moiety         'C27 H23 Br O2 '
_chemical_formula_sum            'C27 H23 Br O2'
_chemical_formula_weight         459.36
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_code                TLL-TL-053-01
_audit_creation_date             2012-04-13
_audit_creation_method
;
  Olex2 1.1
  (compiled 2011.02.15 svn.r1672, GUI svn.r3494)
;
_cell_angle_alpha                105.241(3)
_cell_angle_beta                 101.586(3)
_cell_angle_gamma                98.300(3)
_cell_formula_units_Z            2
_cell_length_a                   9.0137(13)
_cell_length_b                   11.1334(16)
_cell_length_c                   11.4146(16)
_cell_measurement_reflns_used    9779
_cell_measurement_temperature    100
_cell_measurement_theta_max      66.5040
_cell_measurement_theta_min      4.9406
_cell_volume                     1058.9(3)
_computing_cell_refinement       'SAINT software (Bruker AXS, 2004)'
_computing_data_collection       'PROTEUM2 (Bruker AXS, 2008)'
_computing_data_reduction        'SAINT software (Bruker AXS, 2004)'
_computing_molecular_graphics    'DIAMOND (Crystal Impact GbR, 2005)'
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement  'SHELXL-97 (G. M. Sheldrick, 2011)'
_computing_structure_solution    'SHELXS-97 (G. M. Sheldrick, 2011)'
_diffrn_ambient_temperature      100
_diffrn_detector_area_resol_mean 66.67
_diffrn_measured_fraction_theta_full 0.969
_diffrn_measured_fraction_theta_max 0.969
_diffrn_measurement_device_type  'Bruker AXS X8 Proteum'
_diffrn_measurement_method       'CCD \f- and \w-scans'
_diffrn_radiation_monochromator  'focusing multilayer optic'
_diffrn_radiation_source         '0.2 x 2mm^2^ focus rotating anode'
_diffrn_radiation_type           Cu-K\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0358
_diffrn_reflns_av_unetI/netI     0.0182
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            45630
_diffrn_reflns_theta_full        66.94
_diffrn_reflns_theta_max         66.94
_diffrn_reflns_theta_min         4.15
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_current           40.0
_diffrn_source_power             1.6
_diffrn_source_voltage           40.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.805
_exptl_absorpt_correction_T_max  0.66985
_exptl_absorpt_correction_T_min  0.41176
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details   'SADABS (Bruker AXS, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.441
_exptl_crystal_description       prism
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.257
_refine_diff_density_min         -0.568
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         3651
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0260
_refine_ls_R_factor_gt           0.0260
_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^)+(0.0299P)^2^+0.8519P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0654
_refine_ls_wR_factor_ref         0.0654
_reflns_number_gt                3646
_reflns_number_total             3651
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja303641p_si_006.cif
_cod_data_source_block           7336neu
_cod_database_code               4118614