Organoaluminum cations for carbonyl activation
Kannan, Ramkumar; Chambenahalli, Raju; Kumar, Sandeep; Krishna, Athul; Andrews, Alex P.; Jemmis, Eluvathingal D.; Venugopal, Ajay; Chemical Communications  (2019) –; doi:10.1039/C9CC08272G

data_7124525
_publ_section_title
;
 Organoaluminum cations for carbonyl activation
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC08272G
_journal_year                    2019
_chemical_formula_moiety
'2(C24 H12 B Cl8), 2(C24 H36 Al N2 O2), C4 H8 O'
_chemical_formula_sum            'C100 H104 Al2 B2 Cl16 N4 O5'
_chemical_formula_weight         2084.65
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-10-14 deposited with the CCDC.	2019-11-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 109.870(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   18.379(2)
_cell_length_b                   12.3001(13)
_cell_length_c                   23.496(3)
_cell_measurement_reflns_used    9719
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      22.23
_cell_measurement_theta_min      2.36
_cell_volume                     4995.4(10)
_computing_cell_refinement       'APEX3/SAINT (Bruker, 2016)'
_computing_data_collection       'APEX3 (Bruker, 2016)'
_computing_data_reduction        'SAINT/XPREP (Bruker, 2016)'
_computing_molecular_graphics    'ORTEP3- 2014.1(Farrugia, 1997) '
_computing_publication_material  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker KAPPA APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0795
_diffrn_reflns_av_unetI/netI     0.0516
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            68931
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.000
_diffrn_reflns_theta_min         1.819
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    0.511
_exptl_absorpt_correction_T_max  0.941
_exptl_absorpt_correction_T_min  0.927
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2016)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.386
_exptl_crystal_density_meas      1.385
_exptl_crystal_density_method    NONE
_exptl_crystal_description       block
_exptl_crystal_F_000             2160
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.886
_refine_diff_density_min         -0.322
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     604
_refine_ls_number_reflns         8802
_refine_ls_number_restraints     100
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0715
_refine_ls_R_factor_gt           0.0443
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0464P)^2^+4.0272P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1006
_refine_ls_wR_factor_ref         0.1147
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6345
_reflns_number_total             8802
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc08272g2.cif
_cod_data_source_block           compound_2
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7124525
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.927
_shelx_estimated_absorpt_t_max   0.941
_shelx_res_checksum              34970