New Chiral Palladacycles from an Unprecedented Cyclopalladation of Cyclobutadiene-Bound Phenyl Groups of Cobalt Sandwich Compounds
Singh, Jatinder; Kumar, Dheeraj; Singh, Nem; Elias, Anil J.; Organometallics 33 (2014) 1044–; doi:10.1021/om500004n

data_4082424
_publ_section_title
;
 New Chiral Palladacycles from an Unprecedented Cyclopalladation of
 Cyclobutadiene-Bound Phenyl Groups of Cobalt Sandwich Compounds
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              1044
_journal_paper_doi               10.1021/om500004n
_journal_volume                  33
_journal_year                    2014
_chemical_absolute_configuration syn
_chemical_formula_moiety         'C76 H74 Co2 N2 O10 Pd3'
_chemical_formula_sum            'C76 H74 Co2 N2 O10 Pd3'
_chemical_formula_weight         1612.43
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           18
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2 2ab'
_symmetry_space_group_name_H-M   'P 21 21 2'
_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            2
_cell_length_a                   15.803(4)
_cell_length_b                   28.301(7)
_cell_length_c                   9.025(2)
_cell_measurement_temperature    150(2)
_cell_volume                     4036.3(17)
_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      150(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  0.1042
_diffrn_reflns_av_sigmaI/netI    0.0788
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       33
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            38964
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.44
_exptl_absorpt_coefficient_mu    1.109
_exptl_absorpt_correction_T_max  0.871
_exptl_absorpt_correction_T_min  0.803
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2000)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.327
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1632
_exptl_crystal_size_max          0.198
_exptl_crystal_size_mid          0.172
_exptl_crystal_size_min          0.125
_platon_squeeze_details
;
;
_refine_diff_density_max         2.243
_refine_diff_density_min         -0.613
_refine_diff_density_rms         0.202
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.115
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     425
_refine_ls_number_reflns         7117
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.115
_refine_ls_R_factor_all          0.0804
_refine_ls_R_factor_gt           0.0659
_refine_ls_shift/su_max          0.031
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1246P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1936
_refine_ls_wR_factor_ref         0.2021
_reflns_number_gt                5789
_reflns_number_total             7117
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om500004n_si_001.cif
_cod_data_source_block           9b
_cod_original_cell_volume        4036.4(17)
_cod_original_sg_symbol_Hall     P22ab
_cod_original_sg_symbol_H-M      P21212
_cod_original_formula_sum        'C76 H74 Co2 N2 O10 Pd3 '
_cod_database_code               4082424