Structural Diversity in Alkali Metal Complexes of Sterically Demanding Carbazol-9-yl Ligands
Rhiannon S. Moorhouse; Graeme J. Moxey; Fabrizio Ortu; Thomas J. Reade; William Lewis; Alexander J. Blake; Deborah L. Kays; Inorganic Chemistry 52 (2013) 2678–2683; doi:10.1021/ic302727w

data_4334050
_publ_contact_author_address
;  School of Chemistry, University of Nottingham,
   University Park,
   Nottingham, NG7 2RD, United Kingdom
;
_publ_contact_author_email       Deborah.Kays@nottingham.ac.uk
_publ_contact_author_fax         '+44-(0) 115 951 3461'
_publ_contact_author_name        'Deborah L. Kays'
_publ_contact_author_phone       '+49-(0) 115 951 3555'
_publ_section_title
;
 Structural Diversity in Alkali Metal Complexes of Sterically Demanding
 Carbazol-9-yl Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2678
_journal_page_last               2683
_journal_paper_doi               10.1021/ic302727w
_journal_volume                  52
_journal_year                    2013
_chemical_formula_moiety         'C56 H80 Li2 N2'
_chemical_formula_sum            'C56 H80 Li2 N2'
_chemical_formula_weight         795.10
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'enCIFer editing of SHELXL97 CIF output'
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.7441(11)
_cell_length_b                   12.5597(7)
_cell_length_c                   21.6594(14)
_cell_measurement_reflns_used    5206
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      74.38
_cell_measurement_theta_min      3.52
_cell_volume                     5099.1(5)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
;
_computing_molecular_graphics    'Bruker SHELXTL (Sheldrick, 2008)'
_computing_publication_material
'enCIFer (Allen et al., 2004); PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 10.3613
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device_type  'SuperNova, Single source at offset), Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) x-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.056
_diffrn_reflns_av_sigmaI/netI    0.057
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            14216
_diffrn_reflns_theta_full        67.50
_diffrn_reflns_theta_max         74.53
_diffrn_reflns_theta_min         4.08
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.427
_exptl_absorpt_correction_T_max  0.970
_exptl_absorpt_correction_T_min  0.942
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET) 
(compiled Jan  5 2010,16:28:46) 
Analytical numeric absorption correction using a multifaceted crystal 
model based on expressions derived by R.C. Clark & J.S. Reid. 
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897) 
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.036
_exptl_crystal_description       block
_exptl_crystal_F_000             1744
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.098
_exptl_crystal_size_min          0.077
_refine_diff_density_max         0.35
_refine_diff_density_min         -0.30
_refine_diff_density_rms         0.07
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.95
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     283
_refine_ls_number_reflns         5093
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.95
_refine_ls_R_factor_all          0.0902
_refine_ls_R_factor_gt           0.0638
_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^)+(0.109P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.156
_refine_ls_wR_factor_ref         0.167
_reflns_number_gt                3426
_reflns_number_total             5093
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic302727w_si_001_2.cif
_cod_data_source_block           '[1]2'
_cod_database_code               4334050