Variable Metal Chelation Modes and Activation Sequence in Pd-Catalyzed B–H Poly-arylation of Carboranes
Cao, Hou-ji; Chen, Meng; Sun, Fangxiang; Zhao, Yue; Lu, Changsheng; Zhang, Xiaolei; Shi, Zhuangzhi; Yan, Hong; ACS Catalysis 11 (2021) 14047–14057; doi:10.1021/acscatal.1c04473

data_4519159
_publ_section_title
;
 Variable Metal Chelation Modes and Activation Sequence in Pd-Catalyzed
 B--H Poly-arylation of Carboranes
;
_journal_issue                   22
_journal_name_full               'ACS Catalysis'
_journal_page_first              14047
_journal_page_last               14057
_journal_paper_doi               10.1021/acscatal.1c04473
_journal_volume                  11
_journal_year                    2021
_chemical_formula_moiety         'C H Cl3, C59 H82 B9 N2 O2'
_chemical_formula_sum            'C60 H83 B9 Cl3 N2 O2'
_chemical_formula_weight         1067.92
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-11-21
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                108.538(2)
_cell_angle_beta                 106.645(2)
_cell_angle_gamma                102.932(2)
_cell_formula_units_Z            2
_cell_length_a                   14.9214(9)
_cell_length_b                   15.0111(10)
_cell_length_c                   17.2386(13)
_cell_measurement_reflns_used    5206
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.851
_cell_measurement_theta_min      2.392
_cell_volume                     3290.0(4)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      296.15
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0542
_diffrn_reflns_av_unetI/netI     0.1019
_diffrn_reflns_Laue_measured_fraction_full 0.991
_diffrn_reflns_Laue_measured_fraction_max 0.989
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            30658
_diffrn_reflns_point_group_measured_fraction_full 0.991
_diffrn_reflns_point_group_measured_fraction_max 0.989
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.498
_diffrn_reflns_theta_min         2.181
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_exptl_absorpt_coefficient_mu    0.179
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6734
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.078
_exptl_crystal_description       block
_exptl_crystal_F_000             1138
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.11
_refine_diff_density_max         1.622
_refine_diff_density_min         -0.604
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     740
_refine_ls_number_reflns         14961
_refine_ls_number_restraints     67
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.1456
_refine_ls_R_factor_gt           0.0837
_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^)+(0.1391P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2288
_refine_ls_wR_factor_ref         0.2717
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7226
_reflns_number_total             14961
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs1c04473_si_002.cif
_cod_data_source_block           25
_cod_database_code               4519159
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.981
_shelx_estimated_absorpt_t_min   0.974
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups, All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Rigid bond restraints
 C39, C42
 with sigma for 1-2 distances of 0.001 and sigma for 1-3 distances of 0.001
3. Uiso/Uaniso restraints and constraints
Uanis(C19) \\sim Ueq, Uanis(C20) \\sim Ueq, Uanis(C21) \\sim Ueq, Uanis(C22)
\\sim Ueq, Uanis(C17) \\sim Ueq, Uanis(C18) \\sim Ueq, Uanis(C52) \\sim Ueq:
with sigma of 0.01 and sigma for terminal atoms of 0.02
Uanis(C40) \\sim Ueq, Uanis(C41) \\sim Ueq: with sigma of 0.008 and sigma for
terminal atoms of 0.016
Uanis(C39) \\sim Ueq, Uanis(C42) \\sim Ueq: with sigma of 0.003 and sigma for
terminal atoms of 0.006
4. Others
 Sof(C18)=Sof(H18A)=Sof(H18B)=Sof(H18C)=Sof(C20)=Sof(H20A)=Sof(H20B)=Sof(H20C)=
 Sof(C22)=Sof(H22A)=Sof(H22B)=Sof(H22C)=1-FVAR(1)
 Sof(C17)=Sof(H17A)=Sof(H17B)=Sof(H17C)=Sof(C19)=Sof(H19A)=Sof(H19B)=Sof(H19C)=
 Sof(C21)=Sof(H21A)=Sof(H21B)=Sof(H21C)=FVAR(1)
 Fixed Sof: B1(0.8) B2(0.8) B3(0.8) B4(0.8) B5(0.8)
5.a Ternary CH refined with riding coordinates:
 C3AA(H3AA)
5.b Secondary CH2 refined with riding coordinates:
 C0AA(H0AA,H0AB), C1AA(H1AA,H1AB), C3(H3A,H3B), C4AA(H4AA,H4AB), C5(H5A,H5B)
5.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C11(H11), C12(H12), C14(H14), C15(H15), C24(H24), C25(H25), C27(H27),
 C28(H28), C34(H34), C35(H35), C37(H37), C38(H38), C44(H44), C45(H45), C47(H47),
  C48(H48), C54(H54), C55(H55), C57(H57), C58(H58)
5.d Idealised Me refined as rotating group:
 C30(H30A,H30B,H30C), C31(H31A,H31B,H31C), C32(H32A,H32B,H32C), C40(H40A,H40B,
 H40C), C41(H41A,H41B,H41C), C42(H42A,H42B,H42C), C50(H50A,H50B,H50C), C51(H51A,
 H51B,H51C), C52(H52A,H52B,H52C), C60(H60A,H60B,H60C), C61(H61A,H61B,H61C),
 C62(H62A,H62B,H62C), C17(H17A,H17B,H17C), C19(H19A,H19B,H19C), C21(H21A,H21B,
 H21C), C18(H18A,H18B,H18C), C20(H20A,H20B,H20C), C22(H22A,H22B,H22C)
5.e Boron cage BH refined with riding coordinates:
 C6(H6), B7(H7), B8(H8), B9(H9), B10(H10), B11(H11A)
;
_shelx_res_checksum              92028
_shelx_hkl_checksum              6579
_shelx_fab_checksum              29068
_olex2_submission_special_instructions 'No special instructions were received'