Synthesis, characterization and reactivity of an imidazolin-2-iminato aluminium dihydride.
Franz, Daniel; Irran, Elisabeth; Inoue, Shigeyoshi; Dalton transactions (Cambridge, England : 2003) 43 (2014) 4451–4461; doi:10.1039/c3dt52637b

data_7028936
_publ_section_title
;
 Synthesis, characterization and reactivity of an imidazolin-2-iminato
 aluminium dihydride.
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4451
_journal_page_last               4461
_journal_paper_doi               10.1039/c3dt52637b
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         '2(C54 H72 Al2 Cl4 N6), 3(C7 H8)'
_chemical_formula_sum            'C129 H168 Al4 Cl8 N12'
_chemical_formula_weight         2278.27
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
(compiled Dec  3 2012,18:21:49)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 105.956(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   48.612(2)
_cell_length_b                   12.0883(4)
_cell_length_c                   22.5786(9)
_cell_measurement_reflns_used    8533
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.9340
_cell_measurement_theta_min      3.4610
_cell_volume                     12756.8(9)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
(compiled Dec  3 2012,18:21:49)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
(compiled Dec  3 2012,18:21:49)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
(compiled Dec  3 2012,18:21:49)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0816
_diffrn_reflns_av_sigmaI/netI    0.0754
_diffrn_reflns_limit_h_max       57
_diffrn_reflns_limit_h_min       -57
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            52472
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.37
_exptl_absorpt_coefficient_mu    0.256
_exptl_absorpt_correction_T_max  0.9482
_exptl_absorpt_correction_T_min  0.8352
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
(compiled Dec  3 2012,18:21:49)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.186
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             4856
_exptl_crystal_size_max          0.73
_exptl_crystal_size_mid          0.44
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.455
_refine_diff_density_min         -0.390
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     731
_refine_ls_number_reflns         11220
_refine_ls_number_restraints     243
_refine_ls_restrained_S_all      1.095
_refine_ls_R_factor_all          0.0915
_refine_ls_R_factor_gt           0.0592
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0390P)^2^+5.8781P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1134
_refine_ls_wR_factor_ref         0.1270
_reflns_number_gt                8005
_reflns_number_total             11220
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt52637b.txt
_cod_data_source_block           mo-36a
_cod_original_cell_volume        12756.8(8)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7028936