[Ru<sub>3</sub>(6-NHC)(CO)<sub>10</sub>]: synthesis, characterisation and reactivity of rare 46-electron tri-ruthenium clusters.
Ellul, Charles E.; Lowe, John P.; Mahon, Mary F.; Raithby, Paul R.; Whittlesey, Michael K.; Dalton transactions (Cambridge, England : 2003) 47 (2018) 4518–4523; doi:10.1039/c8dt00189h

data_7701920
_publ_section_title
;
 [Ru<sub>3</sub>(6-NHC)(CO)<sub>10</sub>]: synthesis, characterisation and
 reactivity of rare 46-electron tri-ruthenium clusters.
;
_journal_issue                   13
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4518
_journal_page_last               4523
_journal_paper_doi               10.1039/c8dt00189h
_journal_volume                  47
_journal_year                    2018
_chemical_formula_moiety         'C27 H32 N4 O11 Ru4'
_chemical_formula_sum            'C27 H32 N4 O11 Ru4'
_chemical_formula_weight         992.84
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2017-07-26
_audit_creation_method
;
Olex2 1.2
(compiled 2017.07.20 svn.r3457 for OlexSys, GUI svn.r5370)
;
_audit_update_record
;
2017-07-26 deposited with the CCDC.
2018-03-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.8531(9)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.33436(8)
_cell_length_b                   12.16162(11)
_cell_length_c                   32.9512(3)
_cell_measurement_reflns_used    25313
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      73.2780
_cell_measurement_theta_min      3.8750
_cell_volume                     3339.54(5)
_computing_cell_refinement       'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_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      150.00(2)
_diffrn_detector_area_resol_mean 8.1150
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0406
_diffrn_reflns_av_unetI/netI     0.0251
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            44338
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.462
_diffrn_reflns_theta_min         3.874
_exptl_absorpt_coefficient_mu    14.910
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.49482
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.41 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_exptl_crystal_colour            red
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.975
_exptl_crystal_description       tabloid
_exptl_crystal_F_000             1944
_exptl_crystal_size_max          0.153
_exptl_crystal_size_mid          0.128
_exptl_crystal_size_min          0.039
_refine_diff_density_max         0.366
_refine_diff_density_min         -0.785
_refine_diff_density_rms         0.111
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.146
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     428
_refine_ls_number_reflns         6715
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.146
_refine_ls_R_factor_all          0.0244
_refine_ls_R_factor_gt           0.0234
_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^)+(0.0237P)^2^+2.7981P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0550
_refine_ls_wR_factor_ref         0.0555
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6497
_reflns_number_total             6715
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt00189h2.cif
_cod_data_source_block           s16mkw8
_cod_original_cell_volume        3339.54(6)
_cod_database_code               7701920
_shelxl_version_number           2014-3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H,H) groups, All C(H,H,H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Others
 Fixed Sof: H21A(0.75) H21B(0.75) H21C(0.25) H21D(0.25) C22(0.75) H22A(0.75)
 H22B(0.75) C22A(0.25) H22C(0.25) H22D(0.25) H23A(0.75) H23B(0.75) H23C(0.25)
 H23D(0.25)
3.a Secondary CH2 refined with riding coordinates:
 C13(H13A,H13B), C14(H14A,H14B), C15(H15A,H15B), C16(H16A,H16B), C18(H18A,
 H18B), C21(H21A,H21B), C21(H21C,H21D), C22(H22A,H22B), C22A(H22C,H22D),
 C23(H23A,H23B), C23(H23C,H23D), C24(H24A,H24B), C26(H26A,H26B)
3.b Idealised Me refined as rotating group:
 C17(H17A,H17B,H17C), C19(H19A,H19B,H19C), C25(H25A,H25B,H25C), C27(H27A,H27B,
 H27C)
;
_olex2_submission_special_instructions 'No special instructions were received'