Influence of the catalyst structure in the cycloaddition of isocyanates to oxiranes promoted by tetraarylstibonium cations.
Yang, Mengxi; Pati, Nilanjana; Bélanger-Chabot, Guillaume; Hirai, Masato; Gabbaï, François P; Dalton transactions (Cambridge, England : 2003) 47 (2018) 11843–11850; doi:10.1039/c8dt00702k

data_7045907
_publ_section_title
;
 Influence of the catalyst structure in the cycloaddition of isocyanates
 to oxiranes promoted by tetraarylstibonium cations.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              11843
_journal_page_last               11850
_journal_paper_doi               10.1039/c8dt00702k
_journal_volume                  47
_journal_year                    2018
_chemical_formula_moiety         'C26 H25 N Sb, C F3 O3 S'
_chemical_formula_sum            'C27 H25 F3 N O3 S Sb'
_chemical_formula_weight         622.29
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2016-11-04
_audit_creation_method
;
Olex2 1.2
(compiled 2015.01.26 svn.r3150 for OlexSys, GUI svn.r4998)
;
_audit_update_record
;
2018-02-20 deposited with the CCDC.
2018-03-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   18.642(2)
_cell_length_b                   14.0067(18)
_cell_length_c                   19.752(2)
_cell_measurement_reflns_used    7269
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      25.11
_cell_measurement_theta_min      2.33
_cell_volume                     5157.5(10)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_diffrn_ambient_temperature      110.0
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.988
_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  0.1617
_diffrn_reflns_av_unetI/netI     0.0690
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            114700
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.974
_diffrn_reflns_theta_min         2.062
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.202
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5849
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.1502 before and 0.0952 after correction.
The Ratio of minimum to maximum transmission is 0.7845.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.603
_exptl_crystal_description       plate
_exptl_crystal_F_000             2496
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.445
_refine_diff_density_min         -1.334
_refine_diff_density_rms         0.129
_refine_ls_extinction_coef       0.00058(14)
_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'
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     328
_refine_ls_number_reflns         6139
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0722
_refine_ls_R_factor_gt           0.0448
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0313P)^2^+14.5167P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1024
_refine_ls_wR_factor_ref         0.1220
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4271
_reflns_number_total             6139
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt00702k2.cif
_cod_data_source_block           5
_cod_depositor_comments
'Adding full bibliography for 7045904--7045908.cif.'
_cod_database_code               7045907
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C22(H22), C23(H23), C24(H24), C25(H25), C26(H26), C6(H6), C5(H5), C4(H4),
 C3(H3), C16(H16), C17(H17), C18(H18), C19(H19), C20(H20), C10(H10), C11(H11),
 C12(H12), C13(H13), C14(H14)
2.b Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C7(H7A,H7B,H7C)
;
_shelx_res_checksum              5363
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'