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_7041321
_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_sum            'C27 H47 B N3 O3 Si4 Zn'
_chemical_formula_weight         650.22
_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_block_doi                 10.5517/ccz9b6s
_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                 93.087(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.4488(12)
_cell_length_b                   27.824(4)
_cell_length_c                   13.6110(18)
_cell_measurement_reflns_used    9935
_cell_measurement_temperature    173.(2)
_cell_measurement_theta_max      29.1631
_cell_measurement_theta_min      2.6082
_cell_volume                     3573.2(8)
_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 0.991
_diffrn_measured_fraction_theta_max 0.991
_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  0.0609
_diffrn_reflns_av_sigmaI/netI    0.0421
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       38
_diffrn_reflns_limit_k_min       -38
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            38908
_diffrn_reflns_theta_full        29.54
_diffrn_reflns_theta_max         29.54
_diffrn_reflns_theta_min         1.46
_exptl_absorpt_coefficient_mu    0.851
_exptl_absorpt_correction_T_max  0.87
_exptl_absorpt_correction_T_min  0.64
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.209
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1380
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.17
_refine_diff_density_max         1.042
_refine_diff_density_min         -0.731
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     422
_refine_ls_number_reflns         9895
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0612
_refine_ls_R_factor_gt           0.0471
_refine_ls_shift/su_max          0.037
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0679P)^2^+3.0567P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1285
_refine_ls_wR_factor_ref         0.1388
_reflns_number_gt                7943
_reflns_number_total             9895
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt04379h2.cif
_cod_data_source_block           I
_cod_depositor_comments
'Adding full bibliography for 7041319--7041322.cif.'
_cod_database_code               7041321