Palladium(II) Pyrazolin-4-ylidenes: Substituent Effects on the Formation and Catalytic Activity of Pyrazole-Based Remote NHC Complexes
Han, Yuan; Lee, Li Juan; Huynh, Han Vinh; Organometallics 28 (2009) 2778–; doi:10.1021/om8010849

data_4068775
_publ_section_title
;
 Palladium(II) Pyrazolin-4-ylidenes: Substituent Effects on the Formation
 and Catalytic Activity of Pyrazole-Based Remote NHC Complexes
;
_journal_issue                   9
_journal_name_full               Organometallics
_journal_page_first              2778
_journal_paper_doi               10.1021/om8010849
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C68 H74 B2 F8 I2 N4 P2 Pd2'
_chemical_formula_weight         1649.47
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 96.852(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.8110(16)
_cell_length_b                   45.221(7)
_cell_length_c                   15.263(2)
_cell_measurement_reflns_used    1432
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      17.87
_cell_measurement_theta_min      2.24
_cell_volume                     7408.5(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.1841
_diffrn_reflns_av_sigmaI/netI    0.2082
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       53
_diffrn_reflns_limit_k_min       -53
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            42614
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.42
_exptl_absorpt_coefficient_mu    1.422
_exptl_absorpt_correction_T_max  0.9721
_exptl_absorpt_correction_T_min  0.8479
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs, (Sheldrick 2001)'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.479
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'Thin Plate'
_exptl_crystal_F_000             3280
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.258
_refine_diff_density_min         -0.707
_refine_diff_density_rms         0.196
_refine_ls_extinction_coef       0.0034(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     846
_refine_ls_number_reflns         13042
_refine_ls_number_restraints     95
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.2092
_refine_ls_R_factor_gt           0.1052
_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^)+(0.1194P)^2^+21.6577P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2488
_refine_ls_wR_factor_ref         0.2907
_reflns_number_gt                6047
_reflns_number_total             13042
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om8010849_si_002.cif
_cod_data_source_block           4c
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'Not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        7408.4(19)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4068775