Rhodium(III) Complexes Containing C4-Bound N-Heterocyclic Carbenes: Synthesis, Coordination Chemistry, and Catalytic Activity in Transfer Hydrogenation
Yang, Liangru; Krüger, Anneke; Neels, Antonia; Albrecht, Martin; Organometallics 27 (2008) 3161–; doi:10.1021/om800110c

data_4071328
_publ_section_title
;
 Rhodium(III) Complexes Containing C4-Bound N-Heterocyclic Carbenes:
 Synthesis, Coordination Chemistry, and Catalytic Activity in Transfer
 Hydrogenation
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              3161
_journal_paper_doi               10.1021/om800110c
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C23 H37 I3 N7 Rh'
_chemical_formula_weight         895.21
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                105.961(5)
_cell_angle_beta                 95.541(5)
_cell_angle_gamma                103.501(5)
_cell_formula_units_Z            2
_cell_length_a                   9.8916(7)
_cell_length_b                   11.2101(7)
_cell_length_c                   15.4797(10)
_cell_measurement_reflns_used    25522
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      29.57
_cell_measurement_theta_min      1.97
_cell_volume                     1580.80(19)
_computing_cell_refinement       'STOE X-AREA'
_computing_data_collection       'STOE X-AREA'
_computing_data_reduction        'STOE X-RED'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'STOE IPDS 2'
_diffrn_measurement_method       'rotation method'
_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  0.0290
_diffrn_reflns_av_sigmaI/netI    0.0249
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            21695
_diffrn_reflns_theta_full        29.24
_diffrn_reflns_theta_max         29.24
_diffrn_reflns_theta_min         1.96
_exptl_absorpt_coefficient_mu    3.493
_exptl_absorpt_correction_T_max  0.502
_exptl_absorpt_correction_T_min  0.226
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'MULscanABS, (PLATON03, Speck, 2003)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.881
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             856
_exptl_crystal_size_max          .35
_exptl_crystal_size_mid          .30
_exptl_crystal_size_min          .20
_refine_diff_density_max         0.619
_refine_diff_density_min         -1.310
_refine_diff_density_rms         0.107
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     314
_refine_ls_number_reflns         8490
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0314
_refine_ls_R_factor_gt           0.0248
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0350P)^2^+0.2841P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0584
_refine_ls_wR_factor_ref         0.0603
_reflns_number_gt                7374
_reflns_number_total             8490
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800110c-file013.cif
_cod_data_source_block           compound-3a
_cod_original_cell_volume        1580.80(18)
_cod_database_code               4071328