Macropolyhedral boron-containing cluster chemistry. The unique nido-five-vertex-〈B2〉-nido-ten-vertex conjuncto structure of [(η5-C5Me5)2Rh2B11H15] via an unexpected cluster-dismantling
Carr, Michael J.; Perera, Sarath D.; Jelínek, Tomáš; Štíbr, Bohumil; Clegg, William; Kilner, Colin A.; Kennedy, John D.; Chemical Communications (Cambridge, United Kingdom)  (2007) 3559–3561; doi:10.1039/b709470a

data_7113255
_publ_section_title
;
 Macropolyhedral boron-containing cluster chemistry. The unique
 nido-five-vertex-\\langle B2\\rangle -nido-ten-vertex conjuncto structure
 of [(\h5-C5Me5)2Rh2B11H15] via an unexpected cluster-dismantling
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   34
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              3559
_journal_page_last               3561
_journal_paper_doi               10.1039/b709470a
_journal_year                    2007
_chemical_formula_moiety         'C20 H49 B16 Cl Rh2'
_chemical_formula_sum            'C20 H49 B16 Cl Rh2'
_chemical_formula_weight         703.82
_space_group_IT_number           7
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P -2yc'
_symmetry_space_group_name_H-M   'P 1 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                 109.5450(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.4055(2)
_cell_length_b                   10.4608(2)
_cell_length_c                   14.3232(3)
_cell_measurement_temperature    150(2)
_cell_volume                     1610.44(5)
_computing_cell_refinement
;
DENZO-SMN and COLLECT (Otwinowski & Minor, 1996)
;
_computing_data_collection
;
DENZO-SMN and COLLECT (Otwinowski & Minor, 1996)
;
_computing_data_reduction
;
DENZO-SMN and COLLECT (Otwinowski & Minor, 1996)
;
_computing_molecular_graphics
;
ORTEP3 for Windows (Farrugia, 1997)
XSeed (Barbour, 2001)
;
_computing_publication_material
;
enCIFer (CCDC, 2002)
;
_computing_structure_refinement
;
SHELXS-97 (Sheldrick, 1986)
;
_computing_structure_solution
;
SHELXS-97 (Sheldrick, 1986)
;
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method
;
Detector set at 30mm from sample with different 2theta offsets
1 degree phi exposures for chi=0 degree settings
1 degree omega exposures for chi=90 degree settings
;
_diffrn_radiation_collimation    miracol
_diffrn_radiation_detector       'CCD plate'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Fine-focus Sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0434
_diffrn_reflns_av_sigmaI/netI    0.0421
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            15502
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.02
_exptl_absorpt_coefficient_mu    1.121
_exptl_absorpt_correction_T_max  0.6627
_exptl_absorpt_correction_T_min  0.5119
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Using multiple and symmetry-related data measurements via the program SORTAV
See R.H. Blessing, Acta Cryst (1995), A51, 33-38
;
_exptl_crystal_colour            violet
_exptl_crystal_density_diffrn    1.451
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.69
_exptl_crystal_size_mid          0.43
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.591
_refine_diff_density_min         -0.637
_refine_diff_density_rms         0.060
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.02(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.121
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     439
_refine_ls_number_reflns         5977
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.121
_refine_ls_R_factor_all          0.0319
_refine_ls_R_factor_gt           0.0315
_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^)+(0.0468P)^2^+0.8303P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0802
_refine_ls_wR_factor_ref         0.0804
_reflns_number_gt                5940
_reflns_number_total             5977
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7102110
_cod_data_source_file            b709470a.txt
_cod_data_source_block           mc105c
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      Pc
_cod_database_code               7113255