Twinned <i>versus</i> linked organometallics - bimetallic "half-baguette" pentalenide complexes of Rh(I).
Sanderson, Hugh J.; Kociok-Köhn, Gabriele; McMullin, Claire L.; Hintermair, Ulrich; Dalton transactions (Cambridge, England : 2003) 53 (2024) 5881–5899; doi:10.1039/d3dt04325h

data_7715296
_publ_section_title
;
 Twinned <i>versus</i> linked organometallics - bimetallic "half-baguette"
 pentalenide complexes of Rh(I).
;
_journal_issue                   13
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5881
_journal_page_last               5899
_journal_paper_doi               10.1039/d3dt04325h
_journal_volume                  53
_journal_year                    2024
_chemical_formula_moiety         'C48 H46 Ir2'
_chemical_formula_sum            'C48 H46 Ir2'
_chemical_formula_weight         1007.25
_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   geom
_atom_sites_solution_primary     dual
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2023-11-20 deposited with the CCDC.	2024-02-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 103.209(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.4071(2)
_cell_length_b                   18.5544(5)
_cell_length_c                   19.0926(4)
_cell_measurement_reflns_used    17228
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.4380
_cell_measurement_theta_min      3.8550
_cell_volume                     3589.19(14)
_computing_cell_refinement       'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_computing_data_collection       'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_computing_data_reduction        'CrysAlisPro 1.171.41.112a (Rigaku OD, 2021)'
_computing_molecular_graphics
'ORTEP3 for Windows - Farrugia, L. J. J. Appl. Crystallogr. 1997, 30, 565'
_computing_publication_material
;
 'WinGX publication routines, Farrugia, 
 L. J., J. Appl. Crystallogr., 1999, 32, 837-838
;
_computing_structure_refinement
;
 SHELXL-2018/3 (Sheldrick, 2018)
 Sheldrick GM (2008) Acta Crystallogr A64:112--122 and 
 C. B. H\"ubschle, G. M. Sheldrick and B. Dittrich
 ShelXle: a Qt graphical user interface for SHELXL
 J. Appl. Cryst., 44, (2011) 1281-1284.
;
_computing_structure_solution
; 
 SHELXT
 Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.
;
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.1150
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0504
_diffrn_reflns_av_unetI/netI     0.0406
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            39304
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.482
_diffrn_reflns_theta_min         3.328
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    7.442
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.35394
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.112a (Rigaku Oxford Diffraction, 2021)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.864
_exptl_crystal_description       plate
_exptl_crystal_F_000             1952
_exptl_crystal_size_max          0.606
_exptl_crystal_size_mid          0.211
_exptl_crystal_size_min          0.087
_refine_diff_density_max         1.484
_refine_diff_density_min         -2.054
_refine_diff_density_rms         0.170
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.075
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     451
_refine_ls_number_reflns         8218
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0414
_refine_ls_R_factor_gt           0.0320
_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^)+(0.0256P)^2^+7.1655P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0636
_refine_ls_wR_factor_ref         0.0676
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7096
_reflns_number_total             8218
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt04325h2.cif
_cod_data_source_block           s21uh8
_cod_depositor_comments
'Adding full bibliography for 7715294--7715303.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7715296
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.093
_shelx_estimated_absorpt_t_max   0.564
_oxdiff_exptl_absorpt_empirical_full_min 0.609
_oxdiff_exptl_absorpt_empirical_full_max 1.942
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              49759