Conversion of Tricoordinate to Hexacoordinate Phosphorus. Formation of a Phosphorane-Phosphatrane System1
Natalya V. Timosheva; A. Chandrasekaran; Roberta O. Day; Robert R. Holmes; Journal of the American Chemical Society 124 (2002) 7035–7040; doi:10.1021/ja012579m

data_4114868
_publ_section_title
;
 Conversion of Tricoordinate to Hexacoordinate Phosphorus. Formation of a
 Phosphorane-Phosphatrane System1
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7035
_journal_page_last               7040
_journal_paper_doi               10.1021/ja012579m
_journal_volume                  124
_journal_year                    2002
_chemical_formula_sum            'C42 H64 N O4 P'
_chemical_formula_weight         677.91
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 106.1372(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.4625(2)
_cell_length_b                   22.5793(4)
_cell_length_c                   13.7246(3)
_cell_measurement_reflns_used    7030
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.03
_cell_measurement_theta_min      4.08
_cell_volume                     4007.54(13)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Nonius KappaCCD area detector'
_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  0.0254
_diffrn_reflns_av_sigmaI/netI    0.0375
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            13167
_diffrn_reflns_theta_full        25.06
_diffrn_reflns_theta_max         25.06
_diffrn_reflns_theta_min         4.08
_exptl_absorpt_coefficient_mu    0.108
_exptl_absorpt_correction_T_max  0.9480
_exptl_absorpt_correction_T_min  0.9331
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.124
_exptl_crystal_F_000             1480
_exptl_crystal_size_max          0.65
_exptl_crystal_size_mid          0.60
_exptl_crystal_size_min          0.50
_refine_diff_density_max         0.261
_refine_diff_density_min         -0.245
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     437
_refine_ls_number_reflns         7025
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0798
_refine_ls_R_factor_gt           0.0553
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0586P)^2^+2.1327P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1323
_refine_ls_wR_factor_ref         0.1450
_reflns_number_gt                5266
_reflns_number_total             7025
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja012579m_2.cif
_cod_data_source_block           ntp4(2)
_cod_database_code               4114868