Unexpectedly facile isomerisation of [7,10-Ph2-7,10-nido-C2B10H10]2- to [7,9-Ph2-7,9-nido-C2B10H10]2-.
Zlatogorsky, Sergey; Ellis, David; Rosair, Georgina M; Welch, Alan J; Chemical communications (Cambridge, England)  (2007) 2178–2180; doi:10.1039/b618556h

data_7101921
_publ_section_title
;
 Unexpectedly facile isomerisation of [7,10-Ph2-7,10-nido-C2B10H10]2-
 to [7,9-Ph2-7,9-nido-C2B10H10]2-.
;
_journal_issue                   21
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              2178
_journal_page_last               2180
_journal_paper_doi               10.1039/b618556h
_journal_year                    2007
_chemical_formula_moiety         'C24 H34 B10 Ru'
_chemical_formula_sum            'C24 H34 B10 Ru'
_chemical_formula_weight         531.68
_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                 96.803(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.3596(8)
_cell_length_b                   8.7670(9)
_cell_length_c                   15.4785(15)
_cell_measurement_reflns_used    6532
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.40
_cell_measurement_theta_min      2.42
_cell_volume                     1261.2(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      100(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_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  0.0542
_diffrn_reflns_av_sigmaI/netI    0.0526
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            20080
_diffrn_reflns_theta_full        24.43
_diffrn_reflns_theta_max         24.43
_diffrn_reflns_theta_min         2.19
_exptl_absorpt_coefficient_mu    0.635
_exptl_absorpt_correction_T_max  0.938
_exptl_absorpt_correction_T_min  0.691
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2002)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.400
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.389
_refine_diff_density_min         -0.679
_refine_diff_density_rms         0.095
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.02(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     349
_refine_ls_number_reflns         3972
_refine_ls_number_restraints     11
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0563
_refine_ls_R_factor_gt           0.0388
_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^)+(0.0500P)^2^+1.9076P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0895
_refine_ls_wR_factor_ref         0.0977
_reflns_number_gt                3370
_reflns_number_total             3972
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b618556h.txt
_cod_data_source_block           6x81317
_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 
;
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               7101921