Al/P-Based Frustrated Lewis Pairs: Limitations of Their Synthesis by Hydroalumination and Formation of Dialkylaluminum Hydride Adducts
Uhl, Werner; Appelt, Christian; Backs, Jana; Westenberg, Hauke; Wollschläger, Agnes; Tannert, Jens; Organometallics 33 (2014) 1212–; doi:10.1021/om4012246

data_4082653
_publ_section_title
;
 Al/P-Based Frustrated Lewis Pairs: Limitations of Their Synthesis by
 Hydroalumination and Formation of Dialkylaluminum Hydride Adducts
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              1212
_journal_paper_doi               10.1021/om4012246
_journal_volume                  33
_journal_year                    2014
_chemical_formula_sum            'C50 H49 Al2 P'
_chemical_formula_weight         734.82
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 113.1270(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.2253(10)
_cell_length_b                   9.9253(5)
_cell_length_c                   21.5593(11)
_cell_measurement_reflns_used    9299
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      27.90
_cell_measurement_theta_min      2.29
_cell_volume                     4176.8(4)
_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      153(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Photon 100 CMOS-detector'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  'Venture Mo multilayer optic'
_diffrn_radiation_source         microsource
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0382
_diffrn_reflns_av_sigmaI/netI    0.0316
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            50549
_diffrn_reflns_theta_full        27.93
_diffrn_reflns_theta_max         27.93
_diffrn_reflns_theta_min         1.90
_exptl_absorpt_coefficient_mu    0.141
_exptl_absorpt_correction_T_max  0.9846
_exptl_absorpt_correction_T_min  0.9562
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.169
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1560
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.11
_refine_diff_density_max         1.149
_refine_diff_density_min         -0.232
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     488
_refine_ls_number_reflns         9954
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0680
_refine_ls_R_factor_gt           0.0489
_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^)+(0.0664P)^2^+1.9137P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1231
_refine_ls_wR_factor_ref         0.1346
_reflns_number_gt                7678
_reflns_number_total             9954
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            compound5.cif
_cod_data_source_block           sad
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               4082653