Synthesis and characterization of para-pyridine linked NHC palladium complexes and their studies for the Heck-Mizoroki coupling reaction.
Liu, Ya-Ming; Lin, Yi-Chun; Chen, Wen-Ching; Cheng, Jen-Hao; Chen, Yi-Lin; Yap, Glenn P. A.; Sun, Shih-Sheng; Ong, Tiow-Gan; Dalton transactions (Cambridge, England : 2003) 41 (2012) 7382–7389; doi:10.1039/c2dt30520h

data_7019502
_publ_section_title
;
 Synthesis and characterization of para-pyridine linked NHC palladium
 complexes and their studies for the Heck-Mizoroki coupling reaction.
;
_journal_issue                   24
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7382
_journal_page_last               7389
_journal_paper_doi               10.1039/c2dt30520h
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C26 H32 Cl2 N4 Pd'
_chemical_formula_sum            'C24 H30 Cl2 N6 Pd'
_chemical_formula_weight         579.84
_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                80.801(3)
_cell_angle_beta                 76.925(2)
_cell_angle_gamma                87.557(2)
_cell_formula_units_Z            1
_cell_length_a                   7.2059(4)
_cell_length_b                   8.5398(4)
_cell_length_c                   10.6540(5)
_cell_measurement_reflns_used    9982
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      33.61
_cell_measurement_theta_min      2.42
_cell_volume                     630.39(6)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2001)'
_computing_publication_material  'SHELXTL (Sheldrick, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 836.6
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker AXS APEX diffractometer'
_diffrn_measurement_method       \w
_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  0.0197
_diffrn_reflns_av_sigmaI/netI    0.0167
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            10135
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.10
_diffrn_reflns_theta_min         1.99
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.972
_exptl_absorpt_correction_T_max  0.8445
_exptl_absorpt_correction_T_min  0.8293
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.527
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             296
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.535
_refine_diff_density_min         -0.224
_refine_diff_density_rms         0.062
_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     153
_refine_ls_number_reflns         2772
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0195
_refine_ls_R_factor_gt           0.0190
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0329P)^2^+0.4282P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0534
_refine_ls_wR_factor_ref         0.0539
_reflns_number_gt                2721
_reflns_number_total             2772
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30520h.txt
_cod_data_source_block           i12290
_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 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        630.39(5)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7019502