Bis{μ~4~-<i>N</i>-[phenyl(pyridin-2-ylazanidyl)methyl]pyridin-2-aminido}tetrakis(tetrahydrofuran)tetralithium
Chen, Juan; Acta Crystallographica Section E 69 (2013) m683–; doi:10.1107/S1600536813031838

data_2238914
_publ_section_title
;
 Bis{\m~4~-<i>N</i>-[phenyl(pyridin-2-ylazanidyl)methyl]pyridin-2-aminido}tetrakis(tetrahydrofuran)tetralithium
;
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m683
_journal_paper_doi               10.1107/S1600536813031838
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          '[Li4 (C17 H14 N4)2 (C4 H8 O)4]'
_chemical_formula_moiety         'C50 H60 Li4 N8 O4'
_chemical_formula_sum            'C50 H60 Li4 N8 O4'
_chemical_formula_weight         864.82
_chemical_melting_point_gt       413
_chemical_melting_point_lt       415
_chemical_name_systematic
Bis{\m~4~-<i>N</i>-[phenyl(pyridin-2-ylazanidyl)methyl]pyridin-2-aminido}tetrakis(tetrahydrofuran)tetralithium
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                111.021(2)
_cell_angle_beta                 105.355(2)
_cell_angle_gamma                100.763(2)
_cell_formula_units_Z            1
_cell_length_a                   10.3322(10)
_cell_length_b                   11.2231(11)
_cell_length_c                   12.4813(12)
_cell_measurement_reflns_used    2019
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      23.275
_cell_measurement_theta_min      2.131
_cell_volume                     1237.3(2)
_computing_cell_refinement       '<i>SAINT</i> (Bruker, 2000)'
_computing_data_collection       '<i>SMART</i> (Bruker, 2000)'
_computing_data_reduction        '<i>SAINT</i> (Bruker, 2000)'
_computing_molecular_graphics    '<i>SHELXTL</i> (Sheldrick, 2008)'
_computing_publication_material  '<i>SHELXS97</i> (Sheldrick, 2008)'
_computing_structure_refinement  '<i>SHELXL97</i> (Sheldrick, 2008)'
_computing_structure_solution    '<i>SHELXS97</i> (Sheldrick, 2008)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       '\f and \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  0.0357
_diffrn_reflns_av_sigmaI/netI    0.0596
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            6796
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         1.87
_diffrn_standards_decay_%        2.30
_exptl_absorpt_coefficient_mu    0.073
_exptl_absorpt_correction_T_max  0.9891
_exptl_absorpt_correction_T_min  0.9855
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Sheldrick, 1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.161
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             460
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.369
_refine_diff_density_min         -0.241
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.925
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         4339
_refine_ls_number_restraints     61
_refine_ls_restrained_S_all      0.983
_refine_ls_R_factor_all          0.1281
_refine_ls_R_factor_gt           0.0725
_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^)+(0.1525P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2108
_refine_ls_wR_factor_ref         0.2434
_reflns_number_gt                2180
_reflns_number_total             4339
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            rk2418.cif
_cod_data_source_block           I
_cod_database_code               2238914