Borata-Wittig Olefination Reactions of Ketones, Carboxylic Esters and Amides with Bis(pentafluorophenyl)borata-alkene Reagents
Erker, Gerhard; Wang, Tongdao; Kohrt, Sonja; Daniliuc, Constantin Gabriel; Kehr, Gerald; Org. Biomol. Chem.  (2017) –; doi:10.1039/C7OB01591G

data_7155728
_publ_section_title
;
 Borata-Wittig Olefination Reactions of Ketones, Carboxylic Esters and
 Amides with Bis(pentafluorophenyl)borata-alkene Reagents
;
_journal_name_full               'Org. Biomol. Chem.'
_journal_paper_doi               10.1039/C7OB01591G
_journal_year                    2017
_chemical_formula_sum            'C47 H52 B Cl2 F10 Li N2 O'
_chemical_formula_weight         939.56
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-05-10 deposited with the CCDC.
2017-06-30 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 97.6330(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.5750(1)
_cell_length_b                   21.5349(3)
_cell_length_c                   18.6398(4)
_cell_measurement_reflns_used    10219
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      4.08
_cell_volume                     4605.11(12)
_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 0.983
_diffrn_measured_fraction_theta_max 0.983
_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           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.070
_diffrn_reflns_av_sigmaI/netI    0.0636
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            30685
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         4.14
_exptl_absorpt_coefficient_mu    0.219
_exptl_absorpt_correction_T_max  0.9891
_exptl_absorpt_correction_T_min  0.9452
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Denzo (Otwinowski, Borek, Majewski & Minor, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.355
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1952
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.346
_refine_diff_density_min         -0.343
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.098
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     617
_refine_ls_number_reflns         7980
_refine_ls_number_restraints     43
_refine_ls_restrained_S_all      1.113
_refine_ls_R_factor_all          0.1242
_refine_ls_R_factor_gt           0.0749
_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^)+(0.0041P)^2^+8.9173P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1256
_refine_ls_wR_factor_ref         0.1513
_reflns_number_gt                5168
_reflns_number_total             7980
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7ob01591g2.cif
_cod_data_source_block           erk8244
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7155728