Pairing heterocyclic cations with closo-icosahedral borane and carborane anions. i. benchtop aqueous synthesis of binary triazolium and imidazolium salts with limited water solubility.
Shackelford, Scott A.; Belletire, John L.; Boatz, Jerry A.; Schneider, Stefan; Wheaton, Amanda K.; Wight, Brett A.; Hudgens, Leslie M.; Ammon, Herman L.; Strauss, Steven H.; Organic letters 11 (2009) 2623–2626; doi:10.1021/ol900550v

data_1503887
_publ_section_title
;
 Pairing heterocyclic cations with closo-icosahedral borane and carborane
 anions. i. benchtop aqueous synthesis of binary triazolium and
 imidazolium salts with limited water solubility.
;
_journal_issue                   12
_journal_name_full               'Organic letters'
_journal_page_first              2623
_journal_page_last               2626
_journal_paper_doi               10.1021/ol900550v
_journal_volume                  11
_journal_year                    2009
_chemical_formula_sum            'C12 H34 B12 N4'
_chemical_formula_weight         364.15
_chemical_name_common            '[(1-E-3-M-Im)]2B12H12'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                69.757(2)
_cell_angle_beta                 84.526(2)
_cell_angle_gamma                67.5210(10)
_cell_formula_units_Z            1
_cell_length_a                   8.2681(17)
_cell_length_b                   8.6731(16)
_cell_length_c                   8.8457(16)
_cell_measurement_temperature    296(2)
_cell_volume                     549.43(18)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.910
_diffrn_measured_fraction_theta_max 0.910
_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  0.0335
_diffrn_reflns_av_sigmaI/netI    0.0323
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            6117
_diffrn_reflns_theta_full        28.44
_diffrn_reflns_theta_max         28.44
_diffrn_reflns_theta_min         2.46
_exptl_absorpt_coefficient_mu    0.058
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.978
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.101
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             194
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.215
_refine_diff_density_min         -0.219
_refine_diff_density_rms         0.039
_refine_ls_extinction_coef       0.101(17)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     196
_refine_ls_number_reflns         2514
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0544
_refine_ls_R_factor_gt           0.0495
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0793P)^2^+0.1307P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1451
_refine_ls_wR_factor_ref         0.1501
_reflns_number_gt                2207
_reflns_number_total             2514
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol900550v_si_002.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1503887