Synthesis and reactivity of a dipyrrinatolithium complex.
Cipot-Wechsler, Judy; Ali, Adeeb Al-Sheikh; Chapman, Erin E.; Cameron, T. Stanley; Thompson, Alison; Inorganic chemistry 46 (2007) 10947–10949; doi:10.1021/ic701369h

data_4339126
_publ_section_title
;
 Synthesis and reactivity of a dipyrrinatolithium complex.
;
_journal_issue                   26
_journal_name_full               'Inorganic chemistry'
_journal_page_first              10947
_journal_page_last               10949
_journal_paper_doi               10.1021/ic701369h
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         'C17 H23 Li N2 '
_chemical_formula_sum            'C17 H23 Li N2'
_chemical_formula_weight         262.32
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      29
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_cell_angle_alpha                90.0000
_cell_angle_beta                 90.0000
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   12.8334(5)
_cell_length_b                   13.9647(5)
_cell_length_c                   8.3343(3)
_cell_measurement_reflns_used    4727
_cell_measurement_temperature    293.1
_cell_measurement_theta_max      35.5
_cell_measurement_theta_min      4.3
_cell_volume                     1493.63(10)
_computing_cell_refinement       PROCESS
_computing_data_collection       PROCESS
_computing_data_reduction        CrystalStructure
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  CRYSTALS
_computing_structure_solution    SHELXS97
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.948
_diffrn_measured_fraction_theta_max 0.773
_diffrn_measurement_device_type  'Rigaku RAXIS-UNKNOWN'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.024
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            7366
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         35.50
_exptl_absorpt_coefficient_mu    0.067
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            golden-orange
_exptl_crystal_density_diffrn    1.166
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             568.00
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.29
_refine_diff_density_min         -0.35
_refine_ls_extinction_coef       199(21)
_refine_ls_extinction_method
'Larson (1970) Crystallographic Computing eq. 22'
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    refall
_refine_ls_number_parameters     183
_refine_ls_number_reflns         1970
_refine_ls_R_factor_gt           0.0496
_refine_ls_shift/su_max          0.0000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
    Chebychev polynomial with 3 parameters (Carruthers & Watkin, 1979)
    40552.7000    56929.1000    18277.2000
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.0766
_reflns_number_gt                1970
_reflns_number_total             2314
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            ic701369h-file007.cif
_cod_data_source_block           '__Judy3'
_cod_original_formula_sum        'C17 H23 Li N2 '
_cod_database_code               4339126