Probing the Importance of the Hemilabile Site of Bis(phosphine) Monoxide Ligands in the Copper-Catalyzed Addition of Diethylzinc to N-Phosphinoylimines: Discovery of New Effective Chiral Ligands
Isabelle Bonnaventure; André B. Charette; Journal of Organic Chemistry 73 (2008) 6330–6340; doi:10.1021/jo800969x

data_4023616
_publ_contact_author_address
;
      Universit\'e de Montr\'eal
      D\'epartement de Chimie
      C.P. 6128, Succ. Centre-ville
      Montr\'eal, Qu\'ebec
      Canada, H3C 3J7
;
_publ_contact_author_email       andre.charette@umontreal.ca
_publ_contact_author_fax         '+1 514 343 5900'
_publ_contact_author_name        'Dr Andr\'e B. Charette'
_publ_contact_author_phone       '+1 514 343 6283'
_publ_section_title
;
 Probing the Importance of the Hemilabile Site of Bis(phosphine)
 Monoxide Ligands in the Copper-Catalyzed Addition of Diethylzinc to
 N-Phosphinoylimines: Discovery of New Effective Chiral Ligands
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              6330
_journal_page_last               6340
_journal_paper_doi               10.1021/jo800969x
_journal_volume                  73
_journal_year                    2008
_chemical_absolute_configuration rmad
_chemical_compound_source        'Synthesized by the authors. See text'
_chemical_formula_moiety         'C20 H28 O P2 S'
_chemical_formula_sum            'C20 H28 O P2 S'
_chemical_formula_weight         378.42
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2006-11-29 # Formatted by publCIF
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.6248(9)
_cell_length_b                   10.8863(10)
_cell_length_c                   17.4021(15)
_cell_measurement_reflns_used    6699
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      65.90
_cell_measurement_theta_min      41.66
_cell_volume                     2012.8(3)
_computing_cell_refinement       'APEX2 (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  'UdMX (local program)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 5.5
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker Microstar'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  'Helios optics'
_diffrn_radiation_source         'Micro source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.086
_diffrn_reflns_av_sigmaI/netI    0.0351
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            7887
_diffrn_reflns_theta_full        66.11
_diffrn_reflns_theta_max         66.11
_diffrn_reflns_theta_min         4.79
_diffrn_standards_decay_%        0.00
_diffrn_standards_number         5
_exptl_absorpt_coefficient_mu    2.951
_exptl_absorpt_correction_T_max  0.8400
_exptl_absorpt_correction_T_min  0.7200
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Sheldrick,1996)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.249
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             808
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.364
_refine_diff_density_min         -0.406
_refine_diff_density_rms         0.068
_refine_ls_abs_structure_details 'Flack H D (1983), 1457 Friedel Pairs'
_refine_ls_abs_structure_Flack   0.00(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         3472
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.0446
_refine_ls_R_factor_gt           0.0443
_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^)+(0.0799P)^2^+0.8732P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1172
_refine_ls_wR_factor_ref         0.1177
_reflns_number_gt                3430
_reflns_number_total             3472
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jo800969x-file003.cif
_cod_data_source_block           cha149
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (27
times).

'_geom_angle_publ_flag' value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (42
times).

'_geom_torsion_publ_flag' value 'Y' changed to 'y' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (63 times).

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_database_code               4023616