C4 H20 B6 N2 O14
Beckett, Michael A.; Horton, Peter N.; Hursthouse, Michael B.; Crystal Structure Report Archive  (2008) 590–; doi:

data_1520147
_publ_section_title
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 C4 H20 B6 N2 O14
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_journal_name_full               'Crystal Structure Report Archive'
_journal_page_first              590
_journal_year                    2008
_chemical_formula_sum            'C4 H20 B6 N2 O14'
_chemical_formula_weight         385.08
_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
_cell_angle_alpha                92.684(2)
_cell_angle_beta                 98.060(2)
_cell_angle_gamma                114.750(2)
_cell_formula_units_Z            1
_cell_length_a                   5.7619(2)
_cell_length_b                   6.3796(2)
_cell_length_c                   11.6206(5)
_cell_measurement_reflns_used    1692
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.910
_cell_volume                     381.43(3)
_computing_cell_refinement
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
_computing_data_collection       'COLLECT (Hooft, R.W.W., 1998)'
_computing_data_reduction
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
_computing_molecular_graphics    'ORTEP3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997b)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997a)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type
'Bruker-Nonius APEX II CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  '10cm confocal mirrors'
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0440
_diffrn_reflns_av_sigmaI/netI    0.0370
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            7312
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.54
_exptl_absorpt_coefficient_mu    0.155
_exptl_absorpt_correction_T_max  0.9954
_exptl_absorpt_correction_T_min  0.9877
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2007/2 (Sheldrick, G.M., 2007)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.676
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'cut block'
_exptl_crystal_F_000             200
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.296
_refine_diff_density_min         -0.315
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.094
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     122
_refine_ls_number_reflns         1746
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.0525
_refine_ls_R_factor_gt           0.0416
_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^)+(0.0194P)^2^+0.3708P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0870
_refine_ls_wR_factor_ref         0.0941
_reflns_number_gt                1479
_reflns_number_total             1746
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            eCrystal-590.cif
_cod_data_source_block           2008src0817
_cod_depositor_comments
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Citation :
Beckett, Michael A. and Horton, Peter N. and 
Hursthouse, Michael B. (2008) 
University of Southampton, Crystal Structure Report Archive. 
(doi:10.5258/ecrystals/590)

More at:
http://ecrystals.chem.soton.ac.uk/590/
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_cod_original_cell_volume        381.43(2)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1520147