Anomalous Staudinger reaction at intramolecular frustrated P-B Lewis pair frameworks
Annika Stute; Lukas Heletta; Roland Frohlich; Constantin G. Daniliuc; Gerald Kehr; Gerhard Erker; Chem.Commun. 48 (2012) 11739–; doi:10.1039/c2cc36782c

data_7108638
_publ_section_title
;
 Anomalous Staudinger reaction at intramolecular frustrated P-B Lewis pair
 frameworks
;
_journal_name_full               Chem.Commun.
_journal_page_first              11739
_journal_paper_doi               10.1039/c2cc36782c
_journal_volume                  48
_journal_year                    2012
_chemical_formula_sum            'C32 H27 B F10 N P'
_chemical_formula_weight         657.33
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   'at N from difmap, others geom'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.307(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.1667(4)
_cell_length_b                   14.5051(8)
_cell_length_c                   18.7777(10)
_cell_measurement_reflns_used    5195
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      68.25
_cell_measurement_theta_min      0.88
_cell_volume                     2992.4(3)
_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 0.972
_diffrn_measured_fraction_theta_max 0.972
_diffrn_measurement_device_type  'Nonius KappaCCD APEXII'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'Montel mirror'
_diffrn_radiation_source         'rotating anode Nonius FR591'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.058
_diffrn_reflns_av_sigmaI/netI    0.0295
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            29490
_diffrn_reflns_theta_full        67.02
_diffrn_reflns_theta_max         67.02
_diffrn_reflns_theta_min         4.30
_exptl_absorpt_coefficient_mu    1.600
_exptl_absorpt_correction_T_max  0.8312
_exptl_absorpt_correction_T_min  0.7953
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Denzo (Otwinowski, Borek, Majewski & Minor, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.459
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1344
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.253
_refine_diff_density_min         -0.342
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     415
_refine_ls_number_reflns         5195
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0623
_refine_ls_R_factor_gt           0.0502
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0713P)^2^+1.8137P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1306
_refine_ls_wR_factor_ref         0.1415
_reflns_number_gt                4279
_reflns_number_total             5195
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc36782c.txt
_cod_data_source_block           erk6431
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               7108638