Noninteracting, Vicinal Frustrated P/B-Lewis Pair at the Norbornane Framework: Synthesis, Characterization, and Reactions
Muhammad Sajid; Gerald Kehr; Thomas Wiegand; Hellmut Eckert; Christian Schwickert; Rainer Pöttgen; Allan Jay P. Cardenas; Timothy H. Warren; Roland Fröhlich; Constantin G. Daniliuc; Gerhard Erker; Journal of the American Chemical Society 135 (2013) 8882–8895; doi:10.1021/ja400338e

data_4119935
_publ_section_title
;
 Noninteracting, Vicinal Frustrated P/B-Lewis Pair at the Norbornane
 Framework: Synthesis, Characterization, and Reactions
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8882
_journal_page_last               8895
_journal_paper_doi               10.1021/ja400338e
_journal_volume                  135
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_sum            'C39 H34 B Cl2 F10 O2 P'
_chemical_formula_weight         837.34
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.4235(10)
_cell_length_b                   17.0105(9)
_cell_length_c                   21.393(2)
_cell_measurement_reflns_used    5612
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      68.25
_cell_measurement_theta_min      0.88
_cell_volume                     3793.2(5)
_computing_cell_refinement       'Collect (Nonius B.V., 1998)'
_computing_data_collection       'Collect (Nonius B.V., 1998)'
_computing_data_reduction        'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'XP (BrukerAXS, 2000)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Nonius KappaCCD APEXII'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.040
_diffrn_reflns_av_sigmaI/netI    0.0307
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            20986
_diffrn_reflns_theta_full        67.16
_diffrn_reflns_theta_max         67.16
_diffrn_reflns_theta_min         4.88
_exptl_absorpt_coefficient_mu    2.691
_exptl_absorpt_correction_T_max  0.8772
_exptl_absorpt_correction_T_min  0.6883
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Denzo (Otwinowski, Borek, Majewski & Minor, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.466
_exptl_crystal_description       plate
_exptl_crystal_F_000             1712
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.165
_refine_diff_density_min         -0.226
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.012(17)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     515
_refine_ls_number_reflns         6556
_refine_ls_number_restraints     19
_refine_ls_restrained_S_all      1.090
_refine_ls_R_factor_all          0.0470
_refine_ls_R_factor_gt           0.0411
_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^)+(0.0306P)^2^+2.0352P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0927
_refine_ls_wR_factor_ref         0.0973
_reflns_number_gt                5989
_reflns_number_total             6556
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja400338e_si_002_4.cif
_cod_data_source_block           erk6554
_cod_database_code               4119935