Experimental and theoretical investigations of new dinuclear palladium complexes as precatalysts for the amination of aryl chlorides.
Christmann, Ute; Pantazis, Dimitrios A; Benet-Buchholz, Jordi; McGrady, John E; Maseras, Feliu; Vilar, Ramón; Journal of the American Chemical Society 128 (2006) 6376–6390; doi:10.1021/ja057825z

data_4101468
_publ_contact_author
;
    Dr. Benet-Buchholz, Jordi
    Institut Catal\`a d'Investigaci\'o Qu\'imica (ICIQ)    
    X-ray Diffraction Unit
    Avgda. Pa\=isos Catalans 16
    E-43007 Tarragona, Spain
;
_publ_section_title
;
 Experimental and theoretical investigations of new dinuclear palladium
 complexes as precatalysts for the amination of aryl chlorides.
;
_journal_issue                   19
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6376
_journal_page_last               6390
_journal_paper_doi               10.1021/ja057825z
_journal_volume                  128
_journal_year                    2006
_chemical_formula_sum            'C22 H31 Br2 N P Pd'
_chemical_formula_weight         606.67
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.8461(6)
_cell_length_b                   12.1995(4)
_cell_length_c                   9.7818(3)
_cell_measurement_reflns_used    8276
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      38.99
_cell_measurement_theta_min      2.88
_cell_volume                     2248.96(12)
_computing_cell_refinement       'Bruker-Nonius Apex v1.0-22 2002'
_computing_data_collection       'Bruker-Nonius Apex v1.0-22 2002'
_computing_data_reduction        'SAINT+ Version 7.06A Bruker-Nonius, 2004'
_computing_molecular_graphics    'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_publication_material  'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_structure_refinement  'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_structure_solution    'Shelxtl Version 6.12 (Sheldrick, 2001)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 512
_diffrn_detector_type            '4K CCD area detector APEX II'
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Kappa 4-axis goniometer bruker-nonius'
_diffrn_measurement_method
;
 Fullsphere data collection, phi and omega scans
;
_diffrn_radiation_monochromator  'Multilayer Montel 200 mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0311
_diffrn_reflns_av_sigmaI/netI    0.0223
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            43006
_diffrn_reflns_theta_full        39.51
_diffrn_reflns_theta_max         39.51
_diffrn_reflns_theta_min         2.73
_diffrn_source                   'rotating anode X-ray tube'
_diffrn_source_current           90
_diffrn_source_power             50
_diffrn_source_size              '3 mm x 0.3 mm fine focus'
_diffrn_source_type              'Bruker-Nonius FR 591'
_exptl_absorpt_coefficient_mu    4.458
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.5710
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
; 
 SADABS Version 2.1 2003 Bruker-Nonius
 Blessing, Acta Cryst. (1995) A51 33-38
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.792
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1204
_exptl_crystal_size_max          0.06
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.02
_refine_diff_density_max         2.613
_refine_diff_density_min         -2.281
_refine_diff_density_rms         0.147
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         6850
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0505
_refine_ls_R_factor_gt           0.0386
_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^)+(0.0369P)^2^+5.7995P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0955
_refine_ls_wR_factor_ref         0.1011
_reflns_number_gt                5622
_reflns_number_total             6850
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja057825zsi20060213_113623.cif
_cod_data_source_block           UC202pnma
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               4101468