Unexpected alkane elimination from cationic group 13 dialkyls in a reaction with a macrocyclic polyamine.
Mukherjee, Debabrata; Spaniol, Thomas P.; Okuda, Jun; Dalton transactions (Cambridge, England : 2003) 46 (2017) 651–655; doi:10.1039/c6dt04379h

data_7041320
_publ_section_title
;
 Unexpected alkane elimination from cationic group 13 dialkyls in a
 reaction with a macrocyclic polyamine.
;
_journal_issue                   3
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              651
_journal_page_last               655
_journal_paper_doi               10.1039/c6dt04379h
_journal_volume                  46
_journal_year                    2017
_chemical_formula_moiety         'C44 H64 B2 Mg2 N6 O8, 2(C6 H6)'
_chemical_formula_sum            'C56 H76 B2 Mg2 N6 O8'
_chemical_formula_weight         1031.47
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_doi                 10.5517/ccz9b5r
_audit_creation_method           'APEX2 v2010.11-3'
_audit_update_record
;
2012-09-23 deposited with the CCDC.
2016-12-02 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.235(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.500(2)
_cell_length_b                   26.648(6)
_cell_length_c                   22.844(5)
_cell_measurement_reflns_used    8581
_cell_measurement_temperature    173.(2)
_cell_measurement_theta_max      28.5164
_cell_measurement_theta_min      2.2924
_cell_volume                     5737(2)
_computing_cell_refinement       'SAINT V7.66A (Bruker AXS, 2009)'
_computing_data_collection       'APEX2 Suite (Bruker AXS, 2009)'
_computing_data_reduction        'SAINT V7.66A (Bruker AXS, 2009)'
_computing_molecular_graphics    'XSHELL (Bruker AXS, 2007)'
_computing_publication_material  'APEX2 Suite (Bruker AXS, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  ' BRUKER APEX2 CCD Diffractometer'
_diffrn_measurement_method       '\w scan'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0326
_diffrn_reflns_av_sigmaI/netI    0.0286
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       35
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            29698
_diffrn_reflns_theta_full        28.65
_diffrn_reflns_theta_max         28.65
_diffrn_reflns_theta_min         1.53
_exptl_absorpt_coefficient_mu    0.098
_exptl_absorpt_correction_T_max  0.99
_exptl_absorpt_correction_T_min  0.91
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.194
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2208
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.305
_refine_diff_density_min         -0.252
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     342
_refine_ls_number_reflns         7356
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0580
_refine_ls_R_factor_gt           0.0403
_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^)+(0.0515P)^2^+3.7204P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1001
_refine_ls_wR_factor_ref         0.1105
_reflns_number_gt                5683
_reflns_number_total             7356
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt04379h2.cif
_cod_data_source_block           Ia
_cod_depositor_comments
'Adding full bibliography for 7041319--7041322.cif.'
_cod_original_cell_volume        5737.(2)
_cod_database_code               7041320