Cationic aluminum hydride complexes: reactions of carbene-alane adducts with trityl-borate.
Cao, Levy L.; Daley, Erika; Johnstone, Timothy C.; Stephan, Douglas W.; Chemical communications (Cambridge, England) 52 (2016) 5305–5307; doi:10.1039/c6cc01585a

data_7124607
_publ_section_title
;
 Cationic aluminum hydride complexes: reactions of carbene-alane adducts
 with trityl-borate.
;
_journal_issue                   30
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              5305
_journal_page_last               5307
_journal_paper_doi               10.1039/c6cc01585a
_journal_volume                  52
_journal_year                    2016
_chemical_formula_sum            'C51 H38 Al B F20 N2'
_chemical_formula_weight         1096.62
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_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_creation_method           SHELXL-97
_audit_update_record
;
2016-02-15 deposited with the CCDC.
2016-03-14 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 107.299(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.3392(7)
_cell_length_b                   22.0014(11)
_cell_length_c                   16.1601(9)
_cell_measurement_reflns_used    9933
_cell_measurement_temperature    149(2)
_cell_measurement_theta_max      51.265
_cell_measurement_theta_min      4.547
_cell_volume                     4867.6(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      149(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX II CCD'
_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  0.0623
_diffrn_reflns_av_sigmaI/netI    0.0943
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            39829
_diffrn_reflns_theta_full        26.76
_diffrn_reflns_theta_max         26.76
_diffrn_reflns_theta_min         1.61
_exptl_absorpt_coefficient_mu    0.157
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.7212
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.496
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2224
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.262
_refine_diff_density_min         -0.253
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.998
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     682
_refine_ls_number_reflns         10354
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.998
_refine_ls_R_factor_all          0.1286
_refine_ls_R_factor_gt           0.0499
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0455P)^2^+0.0933P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0917
_refine_ls_wR_factor_ref         0.1118
_reflns_number_gt                5452
_reflns_number_total             10354
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6cc01585a2.cif
_cod_data_source_block           ed004_0m
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7124607