Dioxygen adducts of rhodium N-heterocyclic carbene complexes.
Keske, Eric C.; Zenkina, Olena V.; Asadi, Ali; Sun, Hongsui; Praetorius, Jeremy M.; Allen, Daryl P.; Covelli, Danielle; Patrick, Brian O.; Wang, Ruiyao; Kennepohl, Pierre; James, Brian R.; Crudden, Cathleen M.; Dalton transactions (Cambridge, England : 2003) 42 (2013) 7414–7423; doi:10.1039/c3dt32264e

data_7021161
_publ_section_title
;
 Dioxygen adducts of rhodium N-heterocyclic carbene complexes.
;
_journal_issue                   20
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7414
_journal_page_last               7423
_journal_paper_doi               10.1039/c3dt32264e
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C54 H72 Cl1.08 N4 O1.84 Rh'
_chemical_formula_weight         947.74
_chemical_name_common
;chloro-peroxo-bis(1,3-bis(2,6-diisopropylphenyl)imidazol-2-
ylidene)-rhodium
;
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 95.120(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.6388(12)
_cell_length_b                   21.168(2)
_cell_length_c                   19.895(2)
_cell_measurement_temperature    180(2)
_cell_volume                     5301.4(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0478
_diffrn_reflns_av_sigmaI/netI    0.0870
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            30576
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    0.417
_exptl_absorpt_correction_T_max  0.9835
_exptl_absorpt_correction_T_min  0.8510
_exptl_absorpt_correction_type   'Empirical (Bruker SADABS)'
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            blue-purple
_exptl_crystal_density_diffrn    1.187
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2008
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.729
_refine_diff_density_min         -0.504
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.845
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     596
_refine_ls_number_reflns         9330
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.845
_refine_ls_R_factor_all          0.0709
_refine_ls_R_factor_gt           0.0384
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0283P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0701
_refine_ls_wR_factor_ref         0.0758
_reflns_number_gt                5878
_reflns_number_total             9330
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt32264e.txt
_cod_data_source_block           cc19
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        5301.3(9)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7021161