Phosphinopnictonium Cations: High Yield and General Preparative Procedures for New Interpnictogen Frameworks Exploiting As→P and Sb→P Coordinate Bonds
Eamonn Conrad; Neil Burford; Robert McDonald; Michael J. Ferguson; Journal of the American Chemical Society 131 (2009) 17000–17008; doi:10.1021/ja907613c

data_4105377
_publ_section_title
;
 Phosphinopnictonium Cations: High Yield and General Preparative
 Procedures for New Interpnictogen Frameworks Exploiting As\\rightarrow P
 and Sb\\rightarrow P Coordinate Bonds
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              17000
_journal_page_last               17008
_journal_paper_doi               10.1021/ja907613c
_journal_volume                  131
_journal_year                    2009
_chemical_formula_moiety         'C18 H28 As2 P2, 2(Al Cl4)'
_chemical_formula_sum            'C18 H28 Al2 As2 Cl8 P2'
_chemical_formula_weight         793.74
_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                 97.8153(17)
_cell_angle_gamma                90.00
_cell_formula_units_Z            6
_cell_length_a                   28.143(4)
_cell_length_b                   15.696(2)
_cell_length_c                   11.3857(15)
_cell_measurement_reflns_used    9732
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.14
_cell_measurement_theta_min      2.52
_cell_volume                     4982.7(12)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'DIRDIF-2008 (Beurskens et al., 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_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  0.0335
_diffrn_reflns_av_sigmaI/netI    0.0287
_diffrn_reflns_limit_h_max       36
_diffrn_reflns_limit_h_min       -36
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            42395
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.46
_exptl_absorpt_coefficient_mu    2.814
_exptl_absorpt_correction_T_max  0.5317
_exptl_absorpt_correction_T_min  0.2960
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.587
_exptl_crystal_description       prism
_exptl_crystal_F_000             2364
_exptl_crystal_size_max          0.57
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.26
_refine_diff_density_max         1.500
_refine_diff_density_min         -1.199
_refine_diff_density_rms         0.087
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     442
_refine_ls_number_reflns         11379
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0586
_refine_ls_R_factor_gt           0.0425
_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^)+(0.0474P)^2^+8.0066P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1026
_refine_ls_wR_factor_ref         0.1104
_reflns_number_gt                8909
_reflns_number_total             11379
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ja907613c_si_003.cif
_cod_data_source_block           dal0921
_cod_original_cell_volume        4982.9(12)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4105377