Ruthenium-Catalyzed Metathesis Reactions of ortho- and meta-Dialkenyl-Carboranes: Efficient Ring-Closing and Acyclic Diene Polymerization Reactions
Marta Guron; Xiaolan Wei; Patrick J. Carroll; Larry G. Sneddon; Inorganic Chemistry 49 (2010) 6139–6147; doi:10.1021/ic100801y

data_4315963
_publ_section_title
;
 Ruthenium-Catalyzed Metathesis Reactions of ortho- and
 meta-Dialkenyl-Carboranes: Efficient Ring-Closing and Acyclic Diene
 Polymerization Reactions
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6139
_journal_page_last               6147
_journal_paper_doi               10.1021/ic100801y
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C8 H24 B10 Si2'
_chemical_formula_weight         284.55
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      62
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_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                   9.5811(9)
_cell_length_b                   15.0297(15)
_cell_length_c                   12.0455(12)
_cell_measurement_temperature    143(1)
_cell_volume                     1734.6(3)
_computing_data_collection       'CrystalClear (Rigaku, 1999)'
_computing_data_reduction        'CrystalClear (Rigaku, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare, 1999)'
_diffrn_ambient_temperature      143(1)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device       'CCD Area Detector'
_diffrn_measurement_device_type  'Rigaku Mercury'
_diffrn_measurement_method       'phi and omega rotations'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0188
_diffrn_reflns_av_sigmaI/netI    0.0129
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            9505
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         2.71
_exptl_absorpt_coefficient_mu    0.183
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8697
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;  Shape and scale corrections using equivalent reflections.
   Shape function based on spherical harmonics.
   Highest even and odd order for spherical harmonics:  4  and  3
   Laue group:  mmm
   Friedel opposites are equivalent.
;
_exptl_crystal_density_diffrn    1.090
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.215
_refine_diff_density_min         -0.250
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     150
_refine_ls_number_reflns         1589
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0388
_refine_ls_R_factor_gt           0.0351
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0584P)^2^+0.6828P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0937
_refine_ls_wR_factor_ref         0.0986
_reflns_number_gt                1426
_reflns_number_total             1589
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic100801y_si_002_4.cif
_cod_data_source_block           UP3307
_cod_depositor_comments
;
The following automatic conversions were performed:

data name '_atom_site_symetry_multiplicity' was replaced with
'_atom_site_symmetry_multiplicity' as specified in the replacement
file 'data/replacement-values/replacement_tags.lst'.

Automatic conversion script
Id: cif_correct_tags 9268 2022-04-12 08:56:07Z antanas 
;
_cod_original_sg_symbol_H-M      'P n m a '
_cod_database_code               4315963