ortho-Phenylene bridged palladium bis-N-heterocyclic carbene complexes: synthesis, structure and catalysis.
Munz, Dominik; Poethig, Alexander; Tronnier, Alexander; Strassner, Thomas; Dalton transactions (Cambridge, England : 2003) 42 (2013) 7297–7304; doi:10.1039/c3dt33006k

data_7021225
_publ_section_title
;
 ortho-Phenylene bridged palladium bis-N-heterocyclic carbene complexes:
 synthesis, structure and catalysis.
;
_journal_issue                   20
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7297
_journal_page_last               7304
_journal_paper_doi               10.1039/c3dt33006k
_journal_volume                  42
_journal_year                    2013
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C14 H14 Br2 N4 Pd'
_chemical_formula_sum            'C14 H14 Br2 N4 Pd'
_chemical_formula_weight         504.49
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      33
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.4150(9)
_cell_length_b                   9.508(2)
_cell_length_c                   14.0530(17)
_cell_measurement_reflns_used    161
_cell_measurement_temperature    198
_cell_measurement_theta_max      25.372
_cell_measurement_theta_min      4.180
_cell_volume                     1658.8(4)
_computing_cell_refinement       'Dirax/lsq (Duisenberg, 1992)'
_computing_data_collection       'Collect (Nonius BV, 1999)'
_computing_data_reduction        'EvalCCD (Duisenberg et al., 2003)'
_computing_molecular_graphics    'PLATON (Spek, 2011)'
_computing_publication_material  'PLATON (Spek, 2011), enCIFer (Allen, 2004)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92(Altomare et al., 1994)'
_diffrn_ambient_temperature      198
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       \f
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_wavelength_id  x-ray
_diffrn_reflns_av_R_equivalents  0.0312
_diffrn_reflns_av_sigmaI/netI    0.0368
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            11505
_diffrn_reflns_reduction_process
;
;
_diffrn_reflns_theta_full        25.39
_diffrn_reflns_theta_max         25.39
_diffrn_reflns_theta_min         4.82
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    5.934
_exptl_absorpt_correction_T_max  0.383
_exptl_absorpt_correction_T_min  0.383
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker, 2002'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.020
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       fragment
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.331
_refine_diff_density_min         -0.330
_refine_diff_density_rms         0.078
_refine_ls_abs_structure_details 'Flack H.D. (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.025(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     192
_refine_ls_number_reflns         3005
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0270
_refine_ls_R_factor_gt           0.0205
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0360
_refine_ls_wR_factor_ref         0.0375
_reflns_number_gt                2748
_reflns_number_total             3005
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c3dt33006k.txt
_cod_data_source_block           Compound_8a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_database_code               7021225