Synthesis and structures of lithium, aluminium, gallium and lanthanide amidinates containing a γ-pendant amine functionality
David Doyle; Yurii K. Gun'ko; Peter B. Hitchcock; Michael F. Lappert; J. Chem. Soc., Dalton Trans.  (2000) 4093–4097; doi:10.1039/b005824f

data_7010092
_publ_section_title
;
 Synthesis and structures of lithium, aluminium, gallium and lanthanide
 amidinates containing a \g-pendant amine functionality
;
_journal_issue                   22
_journal_name_full               'J. Chem. Soc., Dalton Trans.'
_journal_page_first              4093
_journal_page_last               4097
_journal_paper_doi               10.1039/b005824f
_journal_year                    2000
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C15 H26 Cl2 Ga1 N3 Si1'
_chemical_formula_structural     'C15 H26 CL2 GA N3 SI'
_chemical_formula_sum            'C15 H26 Cl2 Ga N3 Si'
_chemical_formula_weight         417.1
_chemical_name_common            '[GaCl2(Me3SiNCPhNCH2CH2CH2NMe2)]'
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      4
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location
ftp://ftp.iucr.org/cifdics/cif_core_2.1beta5.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.1beta5
_audit_creation_date             2000-02-17T14:16:43-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 109.221(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.8921(2)
_cell_length_b                   11.4453(3)
_cell_length_c                   10.4095(3)
_cell_measurement_reflns_used    4555
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.878
_cell_measurement_theta_min      4.529
_cell_measurement_wavelength     0.71073
_cell_volume                     1000.35(5)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXCS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device       KappaCCD
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.027
_diffrn_reflns_av_sigmaI/netI    0.0395
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            8110
_diffrn_reflns_theta_full        27.9
_diffrn_reflns_theta_max         27.9
_diffrn_reflns_theta_min         4.61
_exptl_absorpt_coefficient_mu    1.702
_exptl_absorpt_correction_T_max  0.646
_exptl_absorpt_correction_T_min  0.620
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        [c.f. r.h. blessing, acta cryst. (1995), a51, 33-38]
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.385
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             432
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.257
_refine_diff_density_min         -0.325
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.003(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.08
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         4427
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.08
_refine_ls_R_factor_all          0.0239
_refine_ls_R_factor_gt           0.0231
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0146P)^2^+0.2507P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0564
_refine_ls_wR_factor_ref         0.0568
_reflns_number_gt                4347
_reflns_number_total             4427
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b005824f.txt
_cod_data_source_block           gunko-3
_cod_original_cell_volume        1000.35(4)
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               7010092