Azaphosphaallyl anion lithium [ArNC(But)PAr]−Li+(THF)4 and its monomeric potassium and thallium complexes (Ar = 2, 6-iPr2C6H3)
Li, Xiaofei; Song, Haibin; Cui, Chunming; Dalton Transactions  (2009) 9728–9730; doi:10.1039/b916501k

data_7002763
_publ_section_title
;
 Azaphosphaallyl anion lithium [ArNC(But)PAr]&#x2212;Li+(THF)4 and its
 monomeric potassium and thallium complexes (Ar = 2, 6-iPr2C6H3)
;
_journal_issue                   44
_journal_name_full               'Dalton Transactions'
_journal_page_first              9728
_journal_page_last               9730
_journal_paper_doi               10.1039/b916501k
_journal_year                    2009
_chemical_formula_moiety         'C45 H75 K N O4 P'
_chemical_formula_sum            'C45 H75 K N O4 P'
_chemical_formula_weight         764.13
_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                 91.308(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.885(4)
_cell_length_b                   23.726(10)
_cell_length_c                   19.383(8)
_cell_measurement_reflns_used    8137
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.9
_cell_measurement_theta_min      1.4
_cell_volume                     4545(3)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalClear
_computing_publication_material  'CrystalStructure 3.7.0'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'Rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0707
_diffrn_reflns_av_sigmaI/netI    0.0570
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            39550
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.36
_exptl_absorpt_coefficient_mu    0.191
_exptl_absorpt_correction_T_max  0.9700
_exptl_absorpt_correction_T_min  0.9591
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.117
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1672
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.084
_refine_diff_density_min         -1.036
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     572
_refine_ls_number_reflns         8025
_refine_ls_number_restraints     446
_refine_ls_restrained_S_all      1.220
_refine_ls_R_factor_all          0.0973
_refine_ls_R_factor_gt           0.0767
_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^)+(0.0930P)^2^+7.8429P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1932
_refine_ls_wR_factor_ref         0.2081
_reflns_number_gt                6328
_reflns_number_total             8025
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b916501k.txt
_cod_data_source_block           shelxlk
_cod_database_code               7002763