Diphosphine-Phosphenium Coordination Complexes Representing Monocations with Pendant Donors and Ligand Tethered Dications
Neil Burford; David E. Herbert; Paul J. Ragogna; Robert McDonald; Michael J. Ferguson; Journal of the American Chemical Society 126 (2004) 17067–17073; doi:10.1021/ja0452121

data_4113349
_publ_contact_author_address
;Department of Chemistry
Dalhousie University
Halifax, NS
B3H 4J3, CANADA
;
_publ_contact_author_email       Neil.Burford@dal.ca
_publ_contact_author_fax         1-902-494-1310
_publ_contact_author_name        'Neil Burford'
_publ_contact_author_phone       1-902-4943190
_publ_section_title
;
 Diphosphine-Phosphenium Coordination Complexes Representing Monocations
 with Pendant Donors and Ligand Tethered Dications
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              17067
_journal_page_last               17073
_journal_paper_doi               10.1021/ja0452121
_journal_volume                  126
_journal_year                    2004
_chemical_formula_moiety         'C34 H36 P4, 2(Cl4 Ga)'
_chemical_formula_sum            'C34 H36 Cl8 Ga2 P4'
_chemical_formula_weight         991.55
_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                 106.9026(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            6
_cell_length_a                   23.0184(12)
_cell_length_b                   17.8172(9)
_cell_length_c                   16.7989(9)
_cell_measurement_reflns_used    5556
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      25.885
_cell_measurement_theta_min      2.432
_cell_volume                     6592.0(6)
_computing_cell_refinement       'Bruker SAINT (Bruker, 1997)'
_computing_data_collection       'Bruker SMART (Bruker, 1997)'
_computing_data_reduction        'Bruker SAINT (Bruker, 1997)'
_computing_molecular_graphics    'Bruker SHELXTL (Bruker, 1997)'
_computing_publication_material  'Bruker SHELXTL (Bruker, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'DIRDIF-96 (Beurskens et al., 1996)'
_diffrn_ambient_temperature      193(2)
_diffrn_detector_area_resol_mean 8.192
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type
'Bruker PLATFORM diffractometer/SMART 1000 CCD area detector'
_diffrn_measurement_method       '\w 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  0.0379
_diffrn_reflns_av_sigmaI/netI    0.0453
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            37568
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         0.92
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.882
_exptl_absorpt_correction_T_max  0.5506
_exptl_absorpt_correction_T_min  0.4781
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.499
_exptl_crystal_description       fragment
_exptl_crystal_F_000             2988
_exptl_crystal_size_max          0.46
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.36
_refine_diff_density_max         1.702
_refine_diff_density_min         -0.735
_refine_diff_density_rms         0.118
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     599
_refine_ls_number_reflns         13481
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.1270
_refine_ls_R_factor_gt           0.0811
_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^)+(0.1290P)^2^+14.6357P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2193
_refine_ls_wR_factor_ref         0.2518
_reflns_number_gt                8216
_reflns_number_total             13481
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ja0452121si20041007_081423_8.cif
_cod_data_source_block           dal0371
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4113349