Palladium-Catalyzed Cross-Coupling Reactions with Fluorinated Substrates: Mechanistic Insights into the Undesired Hydrodehalogenation of Aryl Halides
Orbach, Meital; Choudhury, Joyanta; Lahav, Michal; Zenkina, Olena V.; Diskin-Posner, Yael; Leitus, Gregory; Iron, Mark A.; van der Boom, Milko E.; Organometallics 31 (2012) 1271–; doi:10.1021/om200898t

data_4067902
_publ_section_title
;
 Palladium-Catalyzed Cross-Coupling Reactions with Fluorinated Substrates:
 Mechanistic Insights into the Undesired Hydrodehalogenation of Aryl
 Halides
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              1271
_journal_paper_doi               10.1021/om200898t
_journal_volume                  31
_journal_year                    2012
_chemical_formula_moiety         'C13 H7 F4 N'
_chemical_formula_sum            'C13 H7 F4 N'
_chemical_formula_weight         253.20
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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_creation_method           SHELXL-97
_cell_angle_alpha                101.14(3)
_cell_angle_beta                 103.60(3)
_cell_angle_gamma                100.34(2)
_cell_formula_units_Z            2
_cell_length_a                   5.8681(12)
_cell_length_b                   8.9177(18)
_cell_length_c                   10.930(2)
_cell_measurement_reflns_used    7834
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.5
_cell_volume                     530.1(2)
_computing_cell_refinement       HKL
_computing_data_collection       'Collect package (Bruker Nonius)'
_computing_data_reduction        HKL
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker KappaApexII CCD'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0316
_diffrn_reflns_av_sigmaI/netI    0.0353
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7834
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.98
_exptl_absorpt_coefficient_mu    0.143
_exptl_absorpt_correction_T_max  0.9971
_exptl_absorpt_correction_T_min  0.9872
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SHELXTL'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.586
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             256
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.661
_refine_diff_density_min         -0.367
_refine_diff_density_rms         0.059
_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     163
_refine_ls_number_reflns         2403
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0758
_refine_ls_R_factor_gt           0.0489
_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^)+(0.0523P)^2^+0.3342P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1185
_refine_ls_wR_factor_ref         0.1332
_reflns_number_gt                1694
_reflns_number_total             2403
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om200898t_si_002.cif
_cod_data_source_block           v140
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_Hall     -P1
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4067902