Dimeric aluminum-phosphorus compounds as masked frustrated Lewis pairs for small molecule activation.
Roters, Steffi; Appelt, Christian; Westenberg, Hauke; Hepp, Alexander; Slootweg, J. Chris; Lammertsma, Koop; Uhl, Werner; Dalton transactions (Cambridge, England : 2003) 41 (2012) 9033–9045; doi:10.1039/c2dt30080j

data_7019680
_publ_section_title
;
 Dimeric aluminum-phosphorus compounds as masked frustrated Lewis pairs
 for small molecule activation.
;
_journal_issue                   30
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9033
_journal_page_last               9045
_journal_paper_doi               10.1039/c2dt30080j
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C22 H34 Al P'
_chemical_formula_weight         356.44
_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                 108.2810(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.8370(2)
_cell_length_b                   12.5241(2)
_cell_length_c                   17.2299(3)
_cell_measurement_reflns_used    4319
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      71.7705
_cell_measurement_theta_min      4.2965
_cell_volume                     2220.48(7)
_computing_cell_refinement       'Bruker SAINT+'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0931
_diffrn_reflns_av_sigmaI/netI    0.0703
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            12377
_diffrn_reflns_theta_full        66.00
_diffrn_reflns_theta_max         66.00
_diffrn_reflns_theta_min         4.30
_exptl_absorpt_coefficient_mu    1.459
_exptl_absorpt_correction_T_max  0.9176
_exptl_absorpt_correction_T_min  0.8678
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.066
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             776
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.650
_refine_diff_density_min         -0.408
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     225
_refine_ls_number_reflns         3839
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.0662
_refine_ls_R_factor_gt           0.0549
_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^)+(0.0979P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1485
_refine_ls_wR_factor_ref         0.1542
_reflns_number_gt                3000
_reflns_number_total             3839
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30080j.txt
_cod_data_source_block           sr1712m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7019680