Rhodium complexes with planar-chiral cyclopentadienyl ligands: synthesis from tert-butylacetylene and catalytic performance in C-H activation of arylhydroxamates
Kolos, Andrey; Nelyubina, Yulia V.; Podyacheva, Evgeniya; Perekalin, Dmitry S.; Dalton Transactions  (2023) –; doi:10.1039/D3DT03279E

data_7714356
_publ_section_title
;
 Rhodium complexes with planar-chiral cyclopentadienyl ligands: synthesis
 from tert-butylacetylene and catalytic performance in C-H activation of
 arylhydroxamates
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D3DT03279E
_journal_year                    2023
_chemical_formula_moiety         'C21 H31 Br2 F6 O Rh'
_chemical_formula_sum            'C21 H31 Br2 F6 O Rh'
_chemical_formula_weight         676.19
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2023-08-14
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_audit_update_record
;
2023-08-14 deposited with the CCDC.	2023-10-31 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   11.4548(7)
_cell_length_b                   15.3010(10)
_cell_length_c                   28.4594(17)
_cell_measurement_reflns_used    6618
_cell_measurement_temperature    100
_cell_measurement_theta_max      25.88
_cell_measurement_theta_min      2.28
_cell_volume                     4988.1(5)
_computing_cell_refinement       'SAINT V8.40A (Bruker, 2019)'
_computing_data_reduction        'SAINT V8.40A (Bruker, 2019)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT  (Sheldrick, 2015)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.973
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Quest D8'
_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  0.0909
_diffrn_reflns_av_unetI/netI     0.0485
_diffrn_reflns_Laue_measured_fraction_full 0.973
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            37534
_diffrn_reflns_point_group_measured_fraction_full 0.973
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.000
_diffrn_reflns_theta_min         2.282
_diffrn_source_current           1.4
_diffrn_source_power             0.07
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.944
_exptl_absorpt_correction_T_max  0.0932
_exptl_absorpt_correction_T_min  0.0545
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.1128 before and 0.0811 after correction.
The Ratio of minimum to maximum transmission is 0.5848.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            red
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.801
_exptl_crystal_description       needle
_exptl_crystal_F_000             2672
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.750
_refine_diff_density_min         -0.904
_refine_diff_density_rms         0.172
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.213
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         4385
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.213
_refine_ls_R_factor_all          0.0865
_refine_ls_R_factor_gt           0.0705
_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^)+(0.0281P)^2^+82.1868P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1581
_refine_ls_wR_factor_ref         0.1650
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3503
_reflns_number_total             4385
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt03279e2.cif
_cod_data_source_block           Cp3tBu-HFIP-RhBr2_monomer
_cod_database_code               7714356
_shelxl_version_number           2014/6
_shelx_estimated_absorpt_t_max   0.925
_shelx_estimated_absorpt_t_min   0.384
_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 Ternary CH refined with riding coordinates:
 C6(H6), C7(H7)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C4(H4)
2.c Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C), C12(H12A,H12B,H12C), C13(H13A,H13B,H13C), C15(H15B,H15A,
 H15C), C16(H16A,H16B,H16C), C17(H17A,H17B,H17C), C19(H19A,H19B,H19C), C20(H20A,
 H20B,H20C), C21(H21A,H21B,H21C)
;
_shelx_res_checksum              21397
_olex2_submission_special_instructions 'No special instructions were received'