Synthesis and structures of selected benzamidinates of Li, Na, Al, Zr and Sn(II) using the C1-symmetric ligands [N(SiMe3)C(C6H4Me-4 or Ph)NPh]-.
Hitchcock, Peter B.; Lappert, Michael F.; Merle, Philippe G.; Dalton transactions (Cambridge, England : 2003)  (2007) 585–594; doi:10.1039/b614351b

data_7004980
_publ_section_title
;
 Synthesis and structures of selected benzamidinates of Li, Na, Al, Zr
 and Sn(II) using the C1-symmetric ligands [N(SiMe3)C(C6H4Me-4 or
 Ph)NPh]-.
;
_journal_issue                   5
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              585
_journal_page_last               594
_journal_paper_doi               10.1039/b614351b
_journal_year                    2007
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C35 H45 Al1 N4 Si2'
_chemical_formula_sum            'C35 H45 Al N4 Si2'
_chemical_formula_weight         604.91
_chemical_name_common            '[MeAl{Me3SiNC(C6H4Me)NPh}2]'
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.1
_audit_creation_date             2000-05-24T17:14:25-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90.0160(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.6469(4)
_cell_length_b                   14.5539(3)
_cell_length_c                   20.9017(6)
_cell_measurement_reflns_used    15620
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.878
_cell_measurement_theta_min      3.705
_cell_measurement_wavelength     0.71073
_cell_volume                     3543.00(17)
_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    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_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  0.057
_diffrn_reflns_av_unetI/netI     0.0645
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            24368
_diffrn_reflns_theta_full        27.86
_diffrn_reflns_theta_max         27.86
_diffrn_reflns_theta_min         3.77
_exptl_absorpt_coefficient_mu    0.153
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.134
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1296
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.27
_refine_diff_density_min         -0.25
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         8240
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0865
_refine_ls_R_factor_gt           0.0519
_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^)+(0.0548P)^2^+1.2836P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1165
_refine_ls_wR_factor_ref         0.1334
_reflns_number_gt                5752
_reflns_number_total             8240
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b614351b.txt
_cod_data_source_block           (2)-may3700
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7004980