Unprecedented flexibility of the 1,1'-bis(o-carborane) ligand: catalytically-active species stabilised by B-agostic B-H⇀Ru interactions.
Riley, Laura E.; Chan, Antony P. Y.; Taylor, James; Man, Wing Y.; Ellis, David; Rosair, Georgina M.; Welch, Alan J.; Sivaev, Igor B.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 1127–1137; doi:10.1039/c5dt03417e

data_7037274
_publ_section_title
;
 Unprecedented flexibility of the 1,1'-bis(o-carborane) ligand:
 catalytically-active species stabilised by B-agostic B-H&#x21C0;Ru
 interactions.
;
_journal_issue                   3
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1127
_journal_page_last               1137
_journal_paper_doi               10.1039/c5dt03417e
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         'C15 H34 B20 O Ru'
_chemical_formula_sum            'C15 H34 B20 O Ru'
_chemical_formula_weight         547.69
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_date             2015-06-25
_audit_creation_method
;
Olex2 1.2
(compiled 2013.12.10 svn.r2850 for OlexSys, GUI svn.r4736)
;
_audit_update_record
;
2015-08-11 deposited with the CCDC.
2015-11-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   17.7285(10)
_cell_length_b                   15.1002(8)
_cell_length_c                   9.8309(5)
_cell_measurement_reflns_used    9846
_cell_measurement_temperature    100.0
_cell_measurement_theta_max      36.00
_cell_measurement_theta_min      2.664
_cell_volume                     2631.8(2)
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.0
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_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  0.0370
_diffrn_reflns_av_unetI/netI     0.0359
_diffrn_reflns_laue_measured_fraction_full 0.997
_diffrn_reflns_laue_measured_fraction_max 0.977
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            70842
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.953
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         36.127
_diffrn_reflns_theta_min         2.726
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.608
_exptl_absorpt_correction_T_max  0.7471
_exptl_absorpt_correction_T_min  0.6817
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0564 before and 0.0511 after correction.
The Ratio of minimum to maximum transmission is 0.9125.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            green
_exptl_crystal_colour_primary    green
_exptl_crystal_density_diffrn    1.382
_exptl_crystal_description       NEEDLE
_exptl_crystal_F_000             1104
_exptl_crystal_size_max          0.58
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.744
_refine_diff_density_min         -0.520
_refine_diff_density_rms         0.066
_refine_ls_abs_structure_details
;
 Flack x determined using 4441 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.032(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     397
_refine_ls_number_reflns         11988
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0325
_refine_ls_R_factor_gt           0.0250
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0278P)^2^+0.0858P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0513
_refine_ls_wR_factor_ref         0.0535
_reflns_Friedel_coverage         0.865
_reflns_friedel_fraction_full    0.999
_reflns_friedel_fraction_max     0.927
_reflns_number_gt                10594
_reflns_number_total             11988
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5dt03417e2.cif
_cod_data_source_block           5037
_cod_depositor_comments
'Adding full bibliography for 7037273--7037280.cif.'
_cod_database_code               7037274
_shelxl_version_number           2014/6
_shelx_estimated_absorpt_t_max   0.942
_shelx_estimated_absorpt_t_min   0.719
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups, All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C103(H103), C104(H104), C106(H106), C107(H107), C109(H109)
2.b Idealised Me refined as rotating group:
 C108(H10A,H10B,H10C), C110(H11A,H11B,H11C), C111(H11D,H11E,H11F)
;
_shelx_res_checksum              34217