Lithium, sodium and potassium picolyl complexes: syntheses, structures and bonding.
Kennedy, Alan R.; Mulvey, Robert E.; Urquhart, Robert I.; Robertson, Stuart D.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 14265–14274; doi:10.1039/c4dt00808a

data_7030109
_publ_section_title
;
 Lithium, sodium and potassium picolyl complexes: syntheses, structures
 and bonding.
;
_journal_issue                   38
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14265
_journal_page_last               14274
_journal_paper_doi               10.1039/c4dt00808a
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C18 H36 Li N5, C4 H8 O'
_chemical_formula_sum            'C22 H44 Li N5 O'
_chemical_formula_weight         401.56
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.3900(3)
_cell_length_b                   14.7150(4)
_cell_length_c                   18.0296(4)
_cell_measurement_reflns_used    8852
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      28.8300
_cell_measurement_theta_min      2.9843
_cell_volume                     2491.22(12)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.40 (release 27-08-2010 CrysAlis171 .NET)
(compiled Aug 27 2010,11:50:40)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.40 (release 27-08-2010 CrysAlis171 .NET)
(compiled Aug 27 2010,11:50:40)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.40 (release 27-08-2010 CrysAlis171 .NET)
(compiled Aug 27 2010,11:50:40)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Xcalibur, Eos'
_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  0.0409
_diffrn_reflns_av_sigmaI/netI    0.0434
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            27324
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.99
_exptl_absorpt_coefficient_mu    0.066
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84168
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.40 (release 27-08-2010 CrysAlis171 .NET)
(compiled Aug 27 2010,11:50:40)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.071
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             888
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.305
_refine_diff_density_min         -0.224
_refine_diff_density_rms         0.045
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.7(19)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     286
_refine_ls_number_reflns         5856
_refine_ls_number_restraints     121
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0786
_refine_ls_R_factor_gt           0.0588
_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^)+(0.0663P)^2^+0.7743P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1350
_refine_ls_wR_factor_ref         0.1458
_reflns_number_gt                4706
_reflns_number_total             5856
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt00808a2.cif
_cod_data_source_block           srug1302
_cod_depositor_comments
'Adding full bibliography for 7030109--7030114.cif.'
_cod_database_code               7030109