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_4519150
_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 H2 Cl2, C45 H45 B10 N O12'
_chemical_formula_sum            'C46 H47 B10 Cl2 N O12'
_chemical_formula_weight         984.84
_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                70.165(2)
_cell_angle_beta                 71.761(2)
_cell_angle_gamma                64.698(2)
_cell_formula_units_Z            2
_cell_length_a                   12.9702(13)
_cell_length_b                   13.4980(13)
_cell_length_c                   16.6031(16)
_cell_measurement_reflns_used    4672
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.53
_cell_measurement_theta_min      2.41
_cell_volume                     2423.3(4)
_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  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker SMART APEX2 area detector'
_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     1.5478
_diffrn_reflns_av_R_equivalents  0.0449
_diffrn_reflns_av_unetI/netI     0.0708
_diffrn_reflns_Laue_measured_fraction_full 0.986
_diffrn_reflns_Laue_measured_fraction_max 0.985
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            22062
_diffrn_reflns_point_group_measured_fraction_full 0.986
_diffrn_reflns_point_group_measured_fraction_max 0.985
_diffrn_reflns_theta_full        68.230
_diffrn_reflns_theta_max         89.696
_diffrn_reflns_theta_min         2.897
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.197
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.4444
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.1433 before and 0.0536 after correction. The Ratio of minimum to maximum transmission is 0.5960. The \l/2 correction factor is 0.00150.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.350
_exptl_crystal_description       block
_exptl_crystal_F_000             1020
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.618
_refine_diff_density_min         -1.301
_refine_diff_density_rms         0.102
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     646
_refine_ls_number_reflns         10811
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.1134
_refine_ls_R_factor_gt           0.0834
_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^)+(0.1641P)^2^+1.5874P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2444
_refine_ls_wR_factor_ref         0.2836
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7512
_reflns_number_total             10811
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs1c04473_si_002.cif
_cod_data_source_block           9
_cod_database_code               4519150
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.845
_shelx_estimated_absorpt_t_min   0.805
_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, All O(H) groups
2.a Secondary CH2 refined with riding coordinates:
 C56(H56A,H56B), C54(H54A,H54B)
2.b Aromatic/amide H refined with riding coordinates:
 C14(H14), C15(H15), C17(H17), C18(H18), C22(H22), C23(H23), C25(H25),
 C26(H26), C30(H30), C31(H31), C33(H33), C34(H34), C38(H38), C39(H39), C41(H41),
  C42(H42), C46(H46), C47(H47), C49(H49), C50(H50), C53(H53)
2.c Idealised Me refined as rotating group:
 C20(H20A,H20B,H20C), C28(H28A,H28B,H28C), C36(H36A,H36B,H36C), C44(H44A,H44B,
 H44C), C52(H52A,H52B,H52C)
2.d Idealised tetrahedral OH refined as rotating group:
 O11(H11)
2.e Boron cage BH refined with riding coordinates:
 C12(H12), B7(H7), B8(H8), B9(H9), B10(H10), B11(H11A)
;
_shelx_res_checksum              86457
_shelx_hkl_checksum              37427
_olex2_submission_special_instructions 'No special instructions were received'