Synthesis and Structural Characterization of Five-Coordinate Aluminum Complexes Containing Diarylamido Diphosphine Ligands
Lee, Pei-Ying; Liang, Lan-Chang; Inorganic chemistry 48 (2009) 5480–5487; doi:10.1021/ic802030d

data_4338634
_publ_section_title
;
 Synthesis and Structural Characterization of Five-Coordinate Aluminum
 Complexes Containing Diarylamido Diphosphine Ligands
;
_journal_coden_ASTM              INOCAJ
_journal_issue                   12
_journal_name_full               'Inorganic chemistry'
_journal_page_first              5480
_journal_page_last               5487
_journal_paper_doi               10.1021/ic802030d
_journal_volume                  48
_journal_year                    2009
_chemical_formula_moiety         'C24 H36 Al Cl2 N P2'
_chemical_formula_sum            'C24 H36 Al Cl2 N P2'
_chemical_formula_weight         498.36
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ya'
_symmetry_space_group_name_H-M   'P 1 2/a 1'
_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                 116.8740(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.2082(4)
_cell_length_b                   9.2626(3)
_cell_length_c                   18.4636(6)
_cell_measurement_reflns_used    15219
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.35
_cell_measurement_theta_min      2.037
_cell_volume                     2625.13(14)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction        'HKL Denzo and Scalepack'
_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-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_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  0.0816
_diffrn_reflns_av_sigmaI/netI    0.0675
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            16573
_diffrn_reflns_theta_full        25.32
_diffrn_reflns_theta_max         25.32
_diffrn_reflns_theta_min         2.20
_exptl_absorpt_coefficient_mu    0.415
_exptl_absorpt_correction_T_max  0.9453
_exptl_absorpt_correction_T_min  0.8332
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 ?
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.261
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1056
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.964
_refine_diff_density_min         -0.959
_refine_diff_density_rms         0.263
_refine_ls_extinction_coef       0.048(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.224
_refine_ls_hydrogen_treatment    fixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     274
_refine_ls_number_reflns         4770
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.224
_refine_ls_R_factor_all          0.1398
_refine_ls_R_factor_gt           0.1111
_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^)+(0.1268P)^2^+17.9642P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3116
_refine_ls_wR_factor_ref         0.3355
_reflns_number_gt                3684
_reflns_number_total             4770
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic802030d_si_001.cif
_cod_data_source_block           6406_5b
_cod_original_sg_symbol_H-M      'P 2/a'
_cod_database_code               4338634