Room-Temperature Isolation of Palladium(II) Organocarbonyl Intermediates in the Synthesis of Eight-Membered Lactams after Alkyne/CO Sequential Insertions
Garc\?ía-López, José-Antonio; Oliva-Madrid, Mar\?ía-José; Saura-Llamas, Isabel; Bautista, Delia; Vicente, José; Organometallics 32 (2013) 1094–; doi:10.1021/om301241n

data_4080094
_publ_section_title
;
 Room-Temperature Isolation of Palladium(II) Organocarbonyl Intermediates
 in the Synthesis of Eight-Membered Lactams after Alkyne/CO Sequential
 Insertions
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              1094
_journal_paper_doi               10.1021/om301241n
_journal_volume                  32
_journal_year                    2013
_chemical_formula_sum            'C51 H55 Cl2 N2 Pd2'
_chemical_formula_weight         979.67
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 106.818(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.8315(13)
_cell_length_b                   16.5743(15)
_cell_length_c                   18.7171(17)
_cell_measurement_reflns_used    6668
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.54
_cell_measurement_theta_min      2.27
_cell_volume                     4404.3(7)
_computing_cell_refinement       'Bruker SAINT'
_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      100(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.943
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       \w-scan
_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  0.0331
_diffrn_reflns_av_sigmaI/netI    0.0273
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            53448
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         28.75
_diffrn_reflns_theta_min         1.67
_exptl_absorpt_coefficient_mu    0.975
_exptl_absorpt_correction_T_max  0.9174
_exptl_absorpt_correction_T_min  0.8182
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.477
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2004
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.09
_refine_diff_density_max         2.695
_refine_diff_density_min         -0.668
_refine_diff_density_rms         0.103
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.105
_refine_ls_hydrogen_treatment
'NH2 free with SADI, rigid methyls, others riding'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     535
_refine_ls_number_reflns         10774
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.105
_refine_ls_R_factor_all          0.0418
_refine_ls_R_factor_gt           0.0373
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0416P)^2^+6.2752P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0881
_refine_ls_wR_factor_ref         0.0905
_reflns_number_gt                9949
_reflns_number_total             10774
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om301241n_si_002.cif
_cod_data_source_block           jah301s
_cod_original_sg_symbol_H-M      'P 2(1)/c'
_cod_database_code               4080094