POP-Pincer Silyl Complexes of Group 9: Rhodium versus Iridium
Miguel A. Esteruelas; Montserrat Oliván; Andrea Vélez; Inorganic Chemistry 52 (2013) 12108–12119; doi:10.1021/ic401931y

data_4336464
_publ_contact_author
;
  Dr. Montserrat Oliv\'an
  Departamento de Qu\'imica Inorg\'anica - ISQCH
  Universidad de Zaragoza - CSIC
  50009 Zaragoza, Spain
;
_publ_contact_author_email       molivan@unizar.es
_publ_section_title
;
 POP-Pincer Silyl Complexes of Group 9: Rhodium versus Iridium
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              12108
_journal_page_last               12119
_journal_paper_doi               10.1021/ic401931y
_journal_volume                  52
_journal_year                    2013
_chemical_absolute_configuration rm
_chemical_formula_sum            'C33 H55 O P2 Rh Si'
_chemical_formula_weight         660.71
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.5450(9)
_cell_length_b                   18.3095(19)
_cell_length_c                   22.353(2)
_cell_measurement_reflns_used    9857
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28
_cell_measurement_theta_min      2
_cell_volume                     3497.2(6)
_computing_cell_refinement       'SAINT+ v. 7.56a (Bruker AXS, 2008)'
_computing_data_collection       'apex2 v. 7.0 (Bruker AXS, 2009)'
_computing_data_reduction        'SAINT+ v. 7.56a (Bruker AXS, 2008)'
_computing_molecular_graphics    'XP, SHELXTL v. 6.14 (Bruker, 2000)'
_computing_publication_material  'XCIF, SHELXTL v. 6.14 (Bruker, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.954
_diffrn_measurement_device_type  'Bruker APEX DUO system'
_diffrn_measurement_method       '\w rotations with narrow frames'
_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  0.0629
_diffrn_reflns_av_sigmaI/netI    0.0687
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            37385
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         29.45
_diffrn_reflns_theta_min         1.44
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.637
_exptl_absorpt_correction_T_max  0.944
_exptl_absorpt_correction_T_min  0.747
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Absorption correction performed with SADABS program. This is based on the
method of Blessing: Blessing, R. H., Acta Crystallogr., Sect. A 1995, 51, 33.

SADABS: Area-Detector Absorption Correction. Bruker-AXS 
within SAINT+ package, v. 6.1 (2000).
;
_exptl_crystal_colour            'dark red'
_exptl_crystal_density_diffrn    1.255
_exptl_crystal_description       prism
_exptl_crystal_F_000             1400
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.056
_refine_diff_density_min         -0.457
_refine_diff_density_rms         0.083
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.44(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.955
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     357
_refine_ls_number_reflns         9055
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.955
_refine_ls_R_factor_all          0.0524
_refine_ls_R_factor_gt           0.0337
_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^)+(0.0271P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0626
_refine_ls_wR_factor_ref         0.0665
_reflns_number_gt                7333
_reflns_number_total             9055
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic401931y_si_001_5.cif
_cod_data_source_block           enriquen46
_cod_original_cell_volume        3497.3(6)
_cod_database_code               4336464