Preparation and Reactivity of Rhodium and Iridium Complexes Containing a Methylborohydride Based Unit Supported by Two 7-Azaindolyl Heterocycles
Da Costa, Rosenildo Correa; Rawe, Benjamin W.; Tsoureas, Nikolaos; Haddow, Mairi F.; Sparkes, Hazel Anne; Tizzard, Graham J.; Coles, Simon; Owen, Gareth Richard; Dalton Transactions  (2018) –; doi:10.1039/C8DT02311E

data_7047067
_publ_section_title
;
 Preparation and Reactivity of Rhodium and Iridium Complexes Containing a
 Methylborohydride Based Unit Supported by Two 7-Azaindolyl Heterocycles
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/C8DT02311E
_journal_year                    2018
_chemical_formula_moiety         'C23 H26 B Ir N4'
_chemical_formula_sum            'C23 H26 B Ir N4'
_chemical_formula_weight         561.49
_space_group_crystal_system      trigonal
_space_group_IT_number           148
_space_group_name_Hall           '-R 3'
_space_group_name_H-M_alt        'R -3'
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2016-08-16
_audit_creation_method
;
Olex2 1.2
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_audit_update_record
;
2018-06-05 deposited with the CCDC.
2018-07-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            18
_cell_length_a                   26.9680(16)
_cell_length_b                   26.9680(16)
_cell_length_c                   14.961(2)
_cell_measurement_reflns_used    2428
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      22.49
_cell_measurement_theta_min      2.21
_cell_volume                     9423.0(15)
_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    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'Bruker area detector'
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'Bruker Apex II kappa CCD area detector'
_diffrn_measurement_device_type  'Bruker Apex II kappa CCD area detector'
_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  0.1040
_diffrn_reflns_av_unetI/netI     0.0828
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            18758
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.342
_diffrn_reflns_theta_min         2.212
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    6.393
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5981
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0764 before and 0.0586 after correction.
The Ratio of minimum to maximum transmission is 0.8022.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.781
_exptl_crystal_description       block
_exptl_crystal_F_000             4932
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         2.593
_refine_diff_density_min         -2.889
_refine_diff_density_rms         0.237
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.129
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     263
_refine_ls_number_reflns         3824
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.129
_refine_ls_R_factor_all          0.1018
_refine_ls_R_factor_gt           0.0661
_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^)+(0.0001P)^2^+638.3862P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1165
_refine_ls_wR_factor_ref         0.1283
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2764
_reflns_number_total             3824
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt02311e2.cif
_cod_data_source_block           1_sq
_cod_original_cell_volume        9423.2(18)
_cod_database_code               7047067
_shelxl_version_number           2013-4
_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.a Ternary CH refined with riding coordinates:
 B1(H1), C16(H16), C17(H17), C20(H20), C21(H21)
2.b Secondary CH2 refined with riding coordinates:
 C18(H18A,H18B), C19(H19A,H19B), C22(H22A,H22B), C23(H23A,H23B)
2.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C5(H5), C6(H6), C7(H7), C9(H9), C10(H10), C12(H12), C13(H13),
 C14(H14)
2.d Idealised Me refined as rotating group:
 C15(H15A,H15B,H15C)
;
_shelx_res_checksum              45012
_shelx_fab_checksum              24963
_olex2_submission_special_instructions 'No special instructions were received'