Addition of Aluminum and Gallium Species to Aromatic and Alkyl-Substituted 1,4-Diaza-1,3-butadiene Ligands
Ana M. Felix; Diane A. Dickie; Ian S. Horne; Giang Page; Richard A. Kemp; Inorganic Chemistry 51 (2012) 4650–4662; doi:10.1021/ic202583w

data_4328937
_publ_contact_author_address
;Department of Chemistry and Chemical Biology
University of New Mexico
Albuquerque, NM, 87131
;
_publ_contact_author_email       rakemp@unm.edu
_publ_contact_author_name        'Kemp, Richard A.'
_publ_contact_author_phone       1-505-272-7609
_publ_section_title
;
 Addition of Aluminum and Gallium Species to Aromatic and
 Alkyl-Substituted 1,4-Diaza-1,3-butadiene Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4650
_journal_page_last               4662
_journal_paper_doi               10.1021/ic202583w
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C27 H39 Al Cl2 N2'
_chemical_formula_weight         489.48
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.2900(3)
_cell_length_b                   21.4033(6)
_cell_length_c                   10.5018(3)
_cell_measurement_reflns_used    7954
_cell_measurement_temperature    172(2)
_cell_measurement_theta_max      24.35
_cell_measurement_theta_min      2.55
_cell_volume                     2762.46(13)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      172(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0590
_diffrn_reflns_av_sigmaI/netI    0.0227
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            48479
_diffrn_reflns_theta_full        27.22
_diffrn_reflns_theta_max         27.22
_diffrn_reflns_theta_min         3.18
_exptl_absorpt_coefficient_mu    0.284
_exptl_absorpt_correction_T_max  0.9587
_exptl_absorpt_correction_T_min  0.9172
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker, SADABS'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.177
_exptl_crystal_description       plate
_exptl_crystal_F_000             1048
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.487
_refine_diff_density_min         -0.601
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     160
_refine_ls_number_reflns         3166
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0574
_refine_ls_R_factor_gt           0.0416
_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^)+(0.0565P)^2^+1.6330P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1071
_refine_ls_wR_factor_ref         0.1176
_reflns_number_gt                2519
_reflns_number_total             3166
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic202583w_si_002_02.cif
_cod_data_source_block           1
_cod_database_code               4328937