Dearomatization and Functionalization of Terpyridine Ligands Leading to Unprecedented Zwitterionic Meisenheimer Aluminum Complexes and Their Use in Catalytic Hydroboration
Zhang, Guoqi; Wu, Jing; Zeng, Haisu; Neary, Michelle C.; Devany, Matthew; Zheng, Shengping; Dub, Pavel A.; ACS Catalysis 9 (2018) 874–; doi:10.1021/acscatal.8b04096

data_4515489
_publ_section_title
;
 Dearomatization and Functionalization of Terpyridine Ligands Leading to
 Unprecedented Zwitterionic Meisenheimer Aluminum Complexes and Their Use
 in Catalytic Hydroboration
;
_journal_issue                   2
_journal_name_full               'ACS Catalysis'
_journal_page_first              874
_journal_paper_doi               10.1021/acscatal.8b04096
_journal_volume                  9
_journal_year                    2018
_chemical_formula_moiety         'C27 H43 Al Cl N3 Si3'
_chemical_formula_sum            'C27 H43 Al Cl N3 Si3'
_chemical_formula_weight         556.34
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                98.271(3)
_cell_angle_beta                 102.568(3)
_cell_angle_gamma                108.408(3)
_cell_formula_units_Z            2
_cell_length_a                   9.6279(6)
_cell_length_b                   10.9013(6)
_cell_length_c                   17.0857(10)
_cell_measurement_reflns_used    9613
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      35.80
_cell_measurement_theta_min      2.32
_cell_volume                     1616.39(17)
_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-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      130(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.965
_diffrn_measurement_device_type  'Bruker 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  0.0523
_diffrn_reflns_av_unetI/netI     0.0310
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.965
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            166404
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.965
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         35.992
_diffrn_reflns_theta_min         2.310
_exptl_absorpt_coefficient_mu    0.276
_exptl_absorpt_correction_T_max  0.7470
_exptl_absorpt_correction_T_min  0.7160
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.143
_exptl_crystal_description       block
_exptl_crystal_F_000             596
_exptl_crystal_size_max          0.480
_exptl_crystal_size_mid          0.350
_exptl_crystal_size_min          0.170
_refine_diff_density_max         0.925
_refine_diff_density_min         -0.823
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     370
_refine_ls_number_reflns         15179
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0806
_refine_ls_R_factor_gt           0.0594
_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^)+(0.0496P)^2^+2.9138P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1581
_refine_ls_wR_factor_ref         0.1719
_reflns_Friedel_coverage         0.000
_reflns_number_gt                11963
_reflns_number_total             15179
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs8b04096_si_009.cif
_cod_data_source_block           gz1099
_cod_database_code               4515489
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.879
_shelx_estimated_absorpt_t_max   0.955
_shelx_res_checksum              84603
_shelx_hkl_checksum              81298