Synthesis, Structure, and Reactivity of closo-2,3,4,5,6,7,8,9,10,11-Decahydroxy-1,12-bis(sulfonic acid)-1,12-dicarbadodecaborane(12)
Axel Herzog; Carolyn B. Knobler; M. Frederick Hawthorne; Journal of the American Chemical Society 123 (2001) 12791–12797; doi:10.1021/ja011917g

data_4115857
_publ_contact_author
;
Hawthorne, M. F.,
Department of Chemistry and Biochemistry,
University of California,
Los Angeles, CA 90095-1569.  U. S. A.
;
_publ_contact_author_email       mfh@chem.ucla.edu
_publ_contact_author_fax         310-825-5490
_publ_contact_author_phone       310-825-7378
_publ_section_title
;
 Synthesis, Structure, and Reactivity of
 closo-2,3,4,5,6,7,8,9,10,11-Decahydroxy-1,12-bis(sulfonic
 acid)-1,12-dicarbadodecaborane(12)
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12791
_journal_page_last               12797
_journal_paper_doi               10.1021/ja011917g
_journal_volume                  123
_journal_year                    2001
_chemical_formula_moiety         'C2(SO2O(CH3))2 B10(OCH3)10 '
_chemical_formula_sum            'C14 H36 B10 O16 S2'
_chemical_formula_weight         632.65
_chemical_name_systematic
; 
 closo-2,3,4,5,6,7,8,9,10,11-decamethoxy-1,12-bis(sulfonic acid methyl
 ester)-1,12-dicarbadodecaborane(12) 
;
_chemical_temperature_decomposition 595(3)
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 93.092(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.5395(15)
_cell_length_b                   13.5678(14)
_cell_length_c                   13.6715(14)
_cell_measurement_reflns_used    971
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.644
_cell_measurement_theta_min      2.532
_cell_volume                     2878.3(5)
_computing_cell_refinement       'Bruker Smart software'
_computing_data_collection       'Bruker Smart software'
_computing_data_reduction        'Bruker Smart software'
_computing_molecular_graphics    'Bruker Smart software'
_computing_publication_material  'Bruker Smart software'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'Bruker Smart ccd'
_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  0.0243
_diffrn_reflns_av_sigmaI/netI    0.0306
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            18871
_diffrn_reflns_theta_full        28.31
_diffrn_reflns_theta_max         28.31
_diffrn_reflns_theta_min         1.31
_exptl_absorpt_coefficient_mu    0.255
_exptl_absorpt_correction_T_max  1.
_exptl_absorpt_correction_T_min  0.732
_exptl_absorpt_correction_type   SADABS
_exptl_absorpt_process_details   'Bruker software'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.460
_exptl_crystal_description       plate
_exptl_crystal_F_000             1320
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.45
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.639
_refine_diff_density_min         -0.285
_refine_diff_density_rms         0.110
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.994
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     438
_refine_ls_number_reflns         6967
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.994
_refine_ls_R_factor_all          0.1005
_refine_ls_R_factor_gt           0.0794
_refine_ls_shift/su_max          0.141
_refine_ls_shift/su_mean         0.011
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1829P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2118
_refine_ls_wR_factor_ref         0.2386
_reflns_number_gt                4885
_reflns_number_total             6967
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja011917g_2.cif
_cod_data_source_block           compound20
_cod_database_code               4115857