Bis-carbene complexes from oxidative addition of imidazolium C‒H bonds to palladium(0)
Gründemann, Stephan; Albrecht, Martin; Kovacevic, Anes; Faller, Jack W.; Crabtree, Robert H.; Journal of the Chemical Society, Dalton Transactions  (2002) 2163–; doi:10.1039/b110964b

data_7011349
_publ_section_title
;
 Bis-carbene complexes from oxidative addition of imidazolium C--H
 bonds to palladium(0)
;
_journal_issue                   10
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              2163
_journal_paper_doi               10.1039/b110964b
_journal_year                    2002
_chemical_formula_moiety         '2(C22 H26 Br N6 Pd)), 4(C H Cl3), C5, 2(Br)'
_chemical_formula_sum            'C53 H66 Br4 Cl12 N12 Pd2'
_chemical_formula_weight         1829.04
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90
_cell_angle_beta                 104.809(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   19.4495(5)
_cell_length_b                   9.6816(3)
_cell_length_c                   20.3347(5)
_cell_measurement_reflns_used    26437
_cell_measurement_temperature    183.2
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      1.0
_cell_volume                     3701.88(18)
_computing_cell_refinement       Denzo-SMN
_computing_data_collection       'Nonius Collect'
_computing_data_reduction        Denzo-SMN
_computing_publication_material  'teXsan for Windows v. 1.06 (MSC 1999)'
_computing_structure_refinement  'teXsan for Windows v. 1.06 (MSC 1999)'
_computing_structure_solution
;
SIR92 (Altomare, et. al. 1994)
;
_diffrn_ambient_temperature      183.2
_diffrn_measurement_device       'Nonius Kappa CCD'
_diffrn_measurement_method       \w
_diffrn_orient_matrix_UB_11      0.00000
_diffrn_orient_matrix_UB_12      0.00000
_diffrn_orient_matrix_UB_13      0.00000
_diffrn_orient_matrix_UB_21      0.00000
_diffrn_orient_matrix_UB_22      0.00000
_diffrn_orient_matrix_UB_23      0.00000
_diffrn_orient_matrix_UB_31      0.00000
_diffrn_orient_matrix_UB_32      0.00000
_diffrn_orient_matrix_UB_33      0.00000
_diffrn_radiation_detector       CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'X-ray tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.04760
_diffrn_reflns_av_sigmaI/netI    0.118
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            29122
_diffrn_reflns_reduction_process 'Lp corrections applied'
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         1.09
_diffrn_standards_decay_%        0.00
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.126
_exptl_absorpt_correction_T_max  0.693
_exptl_absorpt_correction_T_min  0.598
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.641
_exptl_crystal_density_meas      ?
_exptl_crystal_description       prism
_exptl_crystal_F_000             1808.00
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.57
_refine_diff_density_min         -0.41
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_all   1.049
_refine_ls_goodness_of_fit_ref   1.150
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     426
_refine_ls_number_reflns         4055
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0716
_refine_ls_R_factor_gt           0.031
_refine_ls_shift/su_max          0.0000
_refine_ls_shift/su_mean         0.0000
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     'w = 1/[\s^2^(Fo) + 0.00002|Fo|^2^]'
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_all         0.0540
_refine_ls_wR_factor_ref         0.041
_reflns_number_gt                4055
_reflns_number_total             8927
_reflns_threshold_expression     I>5.00\s(I)
_cod_data_source_file            b110964b.txt
_cod_data_source_block           '_2135[Pd(K1K2NC)Br]Br_4'
_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'multiscan' changed to 'multi-scan'
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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        3701.9(2)
_cod_original_sg_symbol_H-M      'P 21/n     '
_cod_original_formula_sum        'C53 H66 Br4 Cl12 N12 Pd2 '
_cod_database_code               7011349