Chiral Supramolecules: Organometallic Molecular Loops Made from Enantiopure R-[cis-Rh2(C6H4PPh2)2(CH3CN)6](BF4)2
F. Albert Cotton; Carlos A. Murillo; Rongmin Yu; Inorganic Chemistry 44 (2005) 8211–8215; doi:10.1021/ic051149k

data_4309993
_publ_section_title
;
Chiral Supramolecules: Organometallic Molecular Loops Made from
Enantiopure R-[cis-Rh2(C6H4PPh2)2(CH3CN)6](BF4)2
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8211
_journal_page_last               8215
_journal_paper_doi               10.1021/ic051149k
_journal_volume                  44
_journal_year                    2005
_chemical_formula_moiety
'Rh4 (C18 H14 P)4 (C5 F6 O4 )2 (C5 H5 N)4, 3.5CH2 Cl2 , 2CH3 OH'
_chemical_formula_sum            'C107.5 H91 Cl7 F12 N4 O10 P4 Rh4'
_chemical_formula_weight         2610.51
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 105.347(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.971(3)
_cell_length_b                   18.364(4)
_cell_length_c                   23.397(5)
_cell_measurement_reflns_used    6414
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      26.76
_cell_measurement_theta_min      2.18
_cell_volume                     5374(2)
_computing_cell_refinement       SAINT
_computing_data_collection       SMART
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Siemens, 1996)'
_computing_publication_material  CIFTAB
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      213(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker SMART 1000'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0329
_diffrn_reflns_av_sigmaI/netI    0.0578
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            34424
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.63
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.918
_exptl_absorpt_correction_T_max  0.8823
_exptl_absorpt_correction_T_min  0.7516
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.613
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2622
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.14
_refine_diff_density_max         1.583
_refine_diff_density_min         -1.070
_refine_diff_density_rms         0.119
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.01(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1249
_refine_ls_number_reflns         18983
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0692
_refine_ls_R_factor_gt           0.0549
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0844P)^2^+3.9666P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1381
_refine_ls_wR_factor_ref         0.1487
_reflns_number_gt                15721
_reflns_number_total             18983
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic051149ksi20050711_021723_1.cif
_cod_data_source_block           compound_2
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_formula_sum        'C107.50 H91 Cl7 F12 N4 O10 P4 Rh4'
_cod_database_code               4309993