Synthesis of Imidazole-Based Functionalized Mesoionic Carbene Complexes of Palladium: Comparison of Donor Properties and Catalytic Activity toward Suzuki–Miyaura Coupling
Karthik, Vedhagiri; Gupta, Vivek; Anantharaman, Ganapathi; Organometallics 33 (2014) 6218–; doi:10.1021/om5009023

data_4084527
_publ_section_title
;
 Synthesis of Imidazole-Based Functionalized Mesoionic Carbene Complexes
 of Palladium: Comparison of Donor Properties and Catalytic Activity
 toward Suzuki--Miyaura Coupling
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              6218
_journal_paper_doi               10.1021/om5009023
_journal_volume                  33
_journal_year                    2014
_chemical_formula_sum            'C17 H17 B F4 I N2 P'
_chemical_formula_weight         494.01
_chemical_name_common            'Imidazolium salt'
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 91.921(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   7.591(5)
_cell_length_b                   8.110(5)
_cell_length_c                   30.406(5)
_cell_measurement_reflns_used    2604
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      25.47
_cell_measurement_theta_min      2.60
_cell_volume                     1870.8(17)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP 3v2'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0429
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_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            8592
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.60
_exptl_absorpt_coefficient_mu    1.838
_exptl_absorpt_correction_T_max  0.8669
_exptl_absorpt_correction_T_min  0.7575
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.754
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.786
_refine_diff_density_min         -0.582
_refine_diff_density_rms         0.122
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         3671
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0672
_refine_ls_R_factor_gt           0.0351
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0188P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0542
_refine_ls_wR_factor_ref         0.0615
_reflns_number_gt                2646
_reflns_number_total             3671
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om5009023_si_002.cif
_cod_data_source_block           15mayb_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Empirical'
changed to 'empirical' according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2827 2014-09-09 07:05:25Z andrius 

 Adding full bibliography for 4084527--4084532.cif.
;
_cod_original_sg_symbol_Hall     '-P 2Yn '
_cod_original_sg_symbol_H-M      'P2(1)/n  '
_cod_database_code               4084527