NHC Ligands with a Secondary Pyrimidyl Donor for Electron-Rich Palladium(0) Complexes
Warsink, Stefan; Chang, I-Hsin; Weigand, Jan J.; Hauwert, Peter; Chen, Jwu-Ting; Elsevier, Cornelis J.; Organometallics 29 (2010) 4555–; doi:10.1021/om100670u

data_4066836
_publ_section_title
;
 NHC Ligands with a Secondary Pyrimidyl Donor for Electron-Rich
 Palladium(0) Complexes
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              4555
_journal_paper_doi               10.1021/om100670u
_journal_volume                  29
_journal_year                    2010
_chemical_formula_moiety         'C20 H18 N4 O3 Pd '
_chemical_formula_sum            'C20 H18 N4 O3 Pd'
_chemical_formula_weight         468.78
_chemical_name_systematic
;
 ?
;
_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
_audit_update_record
;
2010-07-09 # Formatted by publCIF
;
_cell_angle_alpha                90.00
_cell_angle_beta                 105.3920(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.2712(11)
_cell_length_b                   10.2858(8)
_cell_length_c                   14.3004(11)
_cell_measurement_reflns_used    900
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      22.5
_cell_measurement_theta_min      1
_cell_volume                     1882.1(3)
_computing_cell_refinement       'APEX2(Bruker AXS, 2007)'
_computing_data_collection       'APEX2(Bruker AXS, 2007)'
_computing_data_reduction        'SAINT,SADABS (Bruker AXS, 2007 )'
_computing_molecular_graphics
;
ORTEP3,L.J. Farrugia, J. Appl. Cryst. (1997) 30, 565
;
_computing_structure_refinement
;
SHELXL-97, G. M. Sheldrick, Acta Cryst. (2008) A64, 112-122
;
_computing_structure_solution
;
SHELXS-97 , G. M. Sheldrick, Acta Cryst. (2008) A64, 112-122
;
_diffrn_ambient_temperature      153(2)
_diffrn_detector_area_resol_mean 80
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'Omega and Phi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0403
_diffrn_reflns_av_sigmaI/netI    0.0347
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            19366
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         1.86
_exptl_absorpt_coefficient_mu    1.015
_exptl_absorpt_correction_T_max  0.9510
_exptl_absorpt_correction_T_min  0.7642
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
 Corrections were done with the SADABS program, utilizing the none merged
 raw data obtained from the integration process. Integration and final cell
 refinement were done with SAINT.

 SADABS reports ratio of Tmin/Tmax = 0.770962  

;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.654
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             944
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.708
_refine_diff_density_min         -0.558
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     264
_refine_ls_number_reflns         4687
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0381
_refine_ls_R_factor_gt           0.0287
_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^)+(0.0295P)^2^+0.9109P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0655
_refine_ls_wR_factor_ref         0.0694
_reflns_number_gt                3871
_reflns_number_total             4687
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100670u_si_001.cif
_cod_data_source_block           sad
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4066836