Influence of a Very BulkyN-Heterocyclic Carbene in Gold-Mediated Catalysis
Gómez-Suárez, Adrián; Ramón, Rubén S.; Songis, Olivier; Slawin, Alexandra M. Z.; Cazin, Catherine S. J.; Nolan, Steven P.; Organometallics 30 (2011) 5463–; doi:10.1021/om200705y

data_4065308
_publ_section_title
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 Influence of a Very BulkyN-Heterocyclic Carbene in Gold-Mediated
 Catalysis
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              5463
_journal_paper_doi               10.1021/om200705y
_journal_volume                  30
_journal_year                    2011
_chemical_formula_moiety         'C69 H57 B F4 N2'
_chemical_formula_sum            'C69 H57 B F4 N2'
_chemical_formula_weight         1000.98
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 104.636(19)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.094(16)
_cell_length_b                   9.552(6)
_cell_length_c                   25.588(18)
_cell_measurement_reflns_used    2283
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      68.3
_cell_measurement_theta_min      21.5
_cell_volume                     5461(6)
_computing_cell_refinement       'CrystalClear (Rigaku Corp., 2004)'
_computing_data_collection       'CrystalClear (Rigaku Corp., 2004)'
_computing_data_reduction        'CrystalClear (Rigaku Corp., 2004)'
_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      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.1430
_diffrn_reflns_av_sigmaI/netI    0.0698
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            34944
_diffrn_reflns_theta_full        67.00
_diffrn_reflns_theta_max         68.14
_diffrn_reflns_theta_min         3.57
_exptl_absorpt_coefficient_mu    0.631
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.686
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.217
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             2104
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.365
_refine_diff_density_min         -0.273
_refine_diff_density_rms         0.061
_refine_ls_extinction_coef       0.00036(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     345
_refine_ls_number_reflns         4936
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.1323
_refine_ls_R_factor_gt           0.0927
_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^)+(0.1132P)^2^+12.4079P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2332
_refine_ls_wR_factor_ref         0.2631
_reflns_number_gt                3413
_reflns_number_total             4936
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om200705y_si_003.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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_H-M      C2/c
_cod_database_code               4065308