Silylene induced cooperative B–H bond activation and unprecedented aldehyde C–H bond splitting with amidinate ring expansion
Roesky, Herbert W.; Swamy, V S. V. S. N.; Vanka, Kumar; Raj, K. Vipin; Sen, Sakya Singha; Chemical Communications  (2019) –; doi:10.1039/C9CC00296K

data_7123051
_publ_section_title
;
 Silylene induced cooperative B--H bond activation and unprecedented
 aldehyde C--H bond splitting with amidinate ring expansion
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC00296K
_journal_year                    2019
_chemical_formula_moiety         'C28 H47 N3 O Si3'
_chemical_formula_sum            'C28 H47 N3 O Si3'
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_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2019-01-03 deposited with the CCDC.    2019-02-25 downloaded from the CCDC.
;
_cell_angle_alpha                80.743(3)
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_cell_measurement_temperature    296(2)
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_cell_measurement_theta_min      2.26
_cell_volume                     1520.7(3)
_computing_cell_refinement       'Bruker SAINT'
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_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
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_diffrn_source                   'micro-focus sealed tube'
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_exptl_crystal_colour            colorless
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_exptl_crystal_description       Block
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
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_refine_ls_R_factor_all          0.1084
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_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0193P)^2^+2.0271P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0880
_refine_ls_wR_factor_ref         0.1049
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3489
_reflns_number_total             5343
_reflns_threshold_expression     'I > 2\s(I)'
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_shelx_estimated_absorpt_t_max   0.968
_shelx_res_checksum              44574
_shelx_hkl_checksum              31917