Synthetic and structural investigations of alkali metal diamine bis(phenolate) complexes
Clegg, William; Davidson, Matthew G.; Graham, David V.; Griffen, Gemma; Jones, Matthew D.; Kennedy, Alan R.; O'Hara, Charles T.; Russo, Luca; Thomson, Calum M.; Dalton Transactions  (2008) 1295–1301; doi:10.1039/b718186h

data_7003664
_publ_section_title
;
 Synthetic and structural investigations of alkali metal diamine
 bis(phenolate) complexes
;
_journal_issue                   10
_journal_name_full               'Dalton Transactions'
_journal_page_first              1295
_journal_page_last               1301
_journal_paper_doi               10.1039/b718186h
_journal_year                    2008
_chemical_formula_moiety         'C28 H46 Li2 N4 O2'
_chemical_formula_sum            'C28 H46 Li2 N4 O2'
_chemical_formula_weight         484.57
_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                 109.913(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.151(3)
_cell_length_b                   15.012(3)
_cell_length_c                   16.937(4)
_cell_measurement_reflns_used    999
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.5
_cell_volume                     2904.8(12)
_computing_cell_refinement       'Bruker SAINT (Bruker, 2001)'
_computing_data_collection       'Bruker SMART (Bruker, 2001)'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Mercury 1.5'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'Bruker SMART 1K CCD diffractometer'
_diffrn_measurement_method       'thin-slice \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0184
_diffrn_reflns_av_sigmaI/netI    0.0150
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            25601
_diffrn_reflns_theta_full        28.33
_diffrn_reflns_theta_max         28.33
_diffrn_reflns_theta_min         1.86
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.069
_exptl_absorpt_correction_T_max  0.960
_exptl_absorpt_correction_T_min  0.947
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.108
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1056
_exptl_crystal_size_max          0.80
_exptl_crystal_size_mid          0.60
_exptl_crystal_size_min          0.60
_refine_diff_density_max         0.400
_refine_diff_density_min         -0.421
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     412
_refine_ls_number_reflns         7055
_refine_ls_number_restraints     358
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0544
_refine_ls_R_factor_gt           0.0460
_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^)+(0.0737P)^2^+0.9276P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1281
_refine_ls_wR_factor_ref         0.1375
_reflns_number_gt                5988
_reflns_number_total             7055
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b718186h.txt
_cod_data_source_block           rem387
_cod_original_cell_volume        2904.7(10)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7003664