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_4519145
_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         'C27 H30 B10 N O P Pd'
_chemical_formula_sum            'C27 H30 B10 N O P Pd'
_chemical_formula_weight         629.99
_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   mixed
_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                90
_cell_angle_beta                 94.902(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.0642(12)
_cell_length_b                   13.1695(18)
_cell_length_c                   24.860(3)
_cell_measurement_reflns_used    9761
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.36
_cell_measurement_theta_min      2.26
_cell_volume                     2956.7(7)
_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      296.15
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.993
_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  0.0338
_diffrn_reflns_av_unetI/netI     0.0297
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            26299
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.426
_diffrn_reflns_theta_min         1.644
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.706
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6767
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.1085 before and 0.0464 after correction. The Ratio of minimum to maximum transmission is 0.9076. The \l/2 correction factor is 0.00150.'
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.415
_exptl_crystal_description       block
_exptl_crystal_F_000             1272
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.18
_refine_diff_density_max         1.345
_refine_diff_density_min         -0.525
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     486
_refine_ls_number_reflns         6684
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0328
_refine_ls_R_factor_gt           0.0272
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0308P)^2^+1.7910P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0654
_refine_ls_wR_factor_ref         0.0686
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5912
_reflns_number_total             6684
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs1c04473_si_002.cif
_cod_data_source_block           3
_cod_database_code               4519145
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.883
_shelx_estimated_absorpt_t_min   0.849
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups
2.a Boron cage BH refined with riding coordinates:
 B9(H9)
;
_shelx_res_checksum              88752
_shelx_hkl_checksum              86278
_olex2_submission_special_instructions 'No special instructions were received'