Structures of Self-Assembled Nonmetal Borates Derived from α,ω-Diaminoalkanes
Visi, Mandana Z.; Knobler, Carolyn B.; Owen, Jonathan J.; Khan, M. Ishaque; Schubert, David M.; Crystal Growth & Design 6 (2006) 538–; doi:10.1021/cg0504915

data_4504710
_publ_section_title
;
 Structures of Self-Assembled Nonmetal Borates Derived from
 \a,\w-Diaminoalkanes
;
_journal_issue                   2
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              538
_journal_paper_doi               10.1021/cg0504915
_journal_volume                  6
_journal_year                    2006
_chemical_formula_moiety         'C6 H18 N2, 2(B5 H4 O10)'
_chemical_formula_sum            'C6 H26 B10 N2 O20'
_chemical_formula_weight         554.38
_chemical_name_common            '1,6-diammoniohexane bispentaborate'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 104.57(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.612(9)
_cell_length_b                   13.995(15)
_cell_length_c                   10.279(12)
_cell_measurement_reflns_used    20
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      10.2
_cell_measurement_theta_min      4.8
_cell_volume                     1199(2)
_computing_cell_refinement       'UCLA software'
_computing_data_collection       'UCLA software'
_computing_data_reduction        'UCLA software'
_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      298(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Crystal Logic diffractometer'
_diffrn_measurement_method       'theta-2theta 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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0873
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            3500
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         2.51
_diffrn_standards_decay_%        none
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.140
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.536
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             572
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.175
_refine_diff_density_max         0.288
_refine_diff_density_min         -0.222
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         3500
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.1301
_refine_ls_R_factor_gt           0.0555
_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^)+(0.0056P)^2^+0.8203P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1071
_refine_ls_wR_factor_ref         0.1328
_reflns_number_gt                1894
_reflns_number_total             3500
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg0504915si20051107_091537.cif
_cod_data_source_block           compound_2
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4504710