Isolation, structure and reactivity of a scandium boryl oxycarbene complex
Wang, Baoli; Kang, Xiaohui; Nishiura, Masayoshi; Luo, Yi; Hou, Zhaomin; Chem. Sci.  (2015) –; doi:10.1039/C5SC03138A

data_1531312
_publ_section_title
;
 Isolation, structure and reactivity of a scandium boryl oxycarbene
 complex
;
_journal_name_full               'Chem. Sci.'
_journal_paper_doi               10.1039/C5SC03138A
_journal_year                    2015
_chemical_formula_sum            'C54 H81 B N3 O2 Sc Si'
_chemical_formula_weight         888.08
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-01-15 deposited with the CCDC.
2015-09-16 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 97.340(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.706(3)
_cell_length_b                   12.501(3)
_cell_length_c                   31.255(7)
_cell_measurement_reflns_used    358
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      2
_cell_volume                     5311(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0840
_diffrn_reflns_av_sigmaI/netI    0.1113
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            27766
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.31
_exptl_absorpt_coefficient_mu    0.201
_exptl_absorpt_correction_T_max  0.9609
_exptl_absorpt_correction_T_min  0.9238
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_density_diffrn    1.111
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1928
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.446
_refine_diff_density_min         -0.305
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     575
_refine_ls_number_reflns         9313
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.1264
_refine_ls_R_factor_gt           0.0622
_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^)+(0.0640P)^2^+0.1599P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1341
_refine_ls_wR_factor_ref         0.1587
_reflns_number_gt                5305
_reflns_number_total             9313
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5sc03138a2.cif
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1531312