Synthesis of 1,1,1-Tris(boronates) from Vinylarenes by Co-Catalyzed Dehydrogenative Borylations-Hydroboration.
Zhang, Lei; Huang, Zheng; Journal of the American Chemical Society 137 (2015) 15600–15603; doi:10.1021/jacs.5b11366

data_4129884
_publ_section_title
;
 Synthesis of 1,1,1-Tris(boronates) from Vinylarenes by Co-Catalyzed
 Dehydrogenative Borylations-Hydroboration.
;
_journal_issue                   50
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              15600
_journal_page_last               15603
_journal_paper_doi               10.1021/jacs.5b11366
_journal_volume                  137
_journal_year                    2015
_chemical_formula_moiety         'C26 H43 B3 O6'
_chemical_formula_sum            'C26 H43 B3 O6'
_chemical_formula_weight         484.03
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2015-04-13
_audit_creation_method
;
Olex2 1.2
(compiled 2015.01.26 svn.r3150 for OlexSys, GUI svn.r4998)
;
_cell_angle_alpha                90
_cell_angle_beta                 92.758(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.7658(11)
_cell_length_b                   12.3604(14)
_cell_length_c                   22.998(3)
_cell_measurement_reflns_used    6891
_cell_measurement_temperature    130
_cell_measurement_theta_max      30.45
_cell_measurement_theta_min      2.31
_cell_volume                     2772.9(6)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      130
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0331
_diffrn_reflns_av_unetI/netI     0.0372
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            27668
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         30.789
_diffrn_reflns_theta_min         1.871
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6487
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0738 before and 0.0413 after correction.
The Ratio of minimum to maximum transmission is 0.8695.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.159
_exptl_crystal_description       block
_exptl_crystal_F_000             1048
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.309
_refine_diff_density_min         -0.302
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     328
_refine_ls_number_reflns         8598
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.0737
_refine_ls_R_factor_gt           0.0522
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0603P)^2^+0.8697P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1209
_refine_ls_wR_factor_ref         0.1323
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6446
_reflns_number_total             8598
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja5b11366_si_002.cif
_cod_data_source_block           mo_dm15280_0m
_cod_original_cell_volume        2772.8(5)
_cod_database_code               4129884
_shelxl_version_number           2014-3
_shelx_estimated_absorpt_t_max   0.985
_shelx_estimated_absorpt_t_min   0.981
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B)
2.b Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C6(H6), C7(H7), C8(H8)
2.c Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C), C12(H12A,H12B,H12C), C13(H13A,H13B,H13C), C14(H14A,H14B,
 H14C), C17(H17A,H17B,H17C), C18(H18A,H18B,H18C), C19(H19A,H19B,H19C), C20(H20A,
 H20B,H20C), C23(H23A,H23B,H23C), C24(H24A,H24B,H24C), C25(H25A,H25B,H25C),
 C26(H26A,H26B,H26C)
;
_shelx_res_checksum              31466
_shelx_hkl_checksum              82214
_olex2_submission_special_instructions 'No special instructions were received'