Cyanomethanaminium tetrafluoroborate
Han, Meng Ting; Zhang, Yuan; Acta Crystallographica Section E 66 (2010) o1941–; doi:10.1107/S1600536810025857

data_2227044
_publ_section_title
;
 Cyanomethanaminium tetrafluoroborate
;
_journal_coeditor_code           PV2302
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1941
_journal_paper_doi               10.1107/S1600536810025857
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C2 H5 N2 +, B F4 -'
_chemical_formula_moiety         'C2 H5 N2 +, B F4 -'
_chemical_formula_sum            'C2 H5 B F4 N2'
_chemical_formula_weight         143.89
_chemical_name_systematic
;
Cyanomethanaminium tetrafluoroborate
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.790(2)
_cell_length_b                   10.204(2)
_cell_length_c                   11.057(2)
_cell_measurement_reflns_used    970
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.000
_cell_measurement_theta_min      2.6324
_cell_volume                     1104.6(4)
_computing_cell_refinement       'CrystalClear (Rigaku, 2005)'
_computing_data_collection       'CrystalClear (Rigaku, 2005)'
_computing_data_reduction        'CrystalClear (Rigaku, 2005)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 13.6612
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku Mercury2 (2x2 bin mode)'
_diffrn_measurement_method       CCD_Profile_fitting
_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  0.0461
_diffrn_reflns_av_sigmaI/netI    0.0300
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            8605
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.42
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.201
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8154
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrystalClear; Rigaku, 2005)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.730
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.2000
_exptl_crystal_size_mid          0.2000
_exptl_crystal_size_min          0.2000
_refine_diff_density_max         0.205
_refine_diff_density_min         -0.186
_refine_ls_extinction_coef       0.034(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   0.741
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     95
_refine_ls_number_reflns         969
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.741
_refine_ls_R_factor_all          0.0368
_refine_ls_R_factor_gt           0.0343
_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^)+(0.0711P)^2^+0.9831P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0943
_refine_ls_wR_factor_ref         0.0972
_reflns_number_gt                891
_reflns_number_total             969
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            pv2302.cif
_cod_data_source_block           I
_cod_database_code               2227044
_cod_database_fobs_code          2227044