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_7030111
_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 H20 K N3'
_chemical_formula_sum            'C18 H20 K N3'
_chemical_formula_weight         317.47
_chemical_name_systematic
; 
 ? 
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_cell_angle_beta                 90.00
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_cell_formula_units_Z            4
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_cell_measurement_theta_min      3.0244
_cell_volume                     1689.45(5)
_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
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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 0.950
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         29.00
_diffrn_reflns_theta_min         3.15
_exptl_absorpt_coefficient_mu    0.314
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84183
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_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    1.248
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             672
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.182
_refine_diff_density_min         -0.183
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     209
_refine_ls_number_reflns         4133
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0383
_refine_ls_R_factor_gt           0.0316
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0310P)^2^+0.2198P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0649
_refine_ls_wR_factor_ref         0.0679
_reflns_number_gt                3774
_reflns_number_total             4133
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt00808a2.cif
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_cod_depositor_comments
'Adding full bibliography for 7030109--7030114.cif.'
_cod_original_cell_volume        1689.44(4)
_cod_original_sg_symbol_H-M      Pna21
_cod_database_code               7030111