The CN~7~^-^ anion
Klapötke, Thomas M.; Stierstorfer, Jörg; Journal of the American Chemical Society 131 (2009) 1122–1134; doi:10.1021/ja8077522

data_4103811
_publ_section_title
;
 The CN~7~^-^ anion
;
_journal_coden_ASTM              JACSAT
_journal_issue                   3
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              1122
_journal_page_last               1134
_journal_paper_doi               10.1021/ja8077522
_journal_volume                  131
_journal_year                    2009
_chemical_formula_moiety         'C N7, Cs'
_chemical_formula_sum            'C Cs N7'
_chemical_formula_weight         242.99
_chemical_name_common            'cesium 5-azidotetrazolate'
_chemical_name_systematic        'cesium 5-azidotetrazolate'
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_author_name               'Joerg Stierstorfer'
_audit_creation_date
;
'Mon Feb 18 18:50:23 2008'
;
_audit_creation_method           SHELXL-97
_audit_update_record             18.02.2008
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.30820(10)
_cell_length_b                   7.1345(2)
_cell_length_c                   18.6869(9)
_cell_measurement_reflns_used    1953
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      33.4449
_cell_measurement_theta_min      4.3334
_cell_volume                     574.38(3)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.27p5 beta (release 01-04-2005 CrysAlis171 .NET)
(compiled Apr  1 2005,17:53:34)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.27p5 beta (release 01-04-2005 CrysAlis171 .NET)
(compiled Apr  1 2005,17:53:34)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.27p5 beta (release 01-04-2005 CrysAlis171 .NET)
(compiled Apr  1 2005,17:53:34)
;
_computing_molecular_graphics
;
'ORTEP (M. N. Burnett, C. K. Johnson, ORTEP-III: Oak Ridge Thermal Ellipsoid
;
_computing_publication_material
'PLATON (A. L. Spek, Acta Crystallogr, Sect. A, 1990, 46, C34, 1995 version).'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR-92
_diffrn_ambient_temperature      200
_diffrn_detector_area_resol_mean 15.9809
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device       'CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       omega-scan
_diffrn_orient_matrix_UB_11      -0.1431545802
_diffrn_orient_matrix_UB_12      0.0103487082
_diffrn_orient_matrix_UB_13      -0.0184147006
_diffrn_orient_matrix_UB_21      0.0691914921
_diffrn_orient_matrix_UB_22      -0.0362162231
_diffrn_orient_matrix_UB_23      -0.0315710911
_diffrn_orient_matrix_UB_31      -0.0432435019
_diffrn_orient_matrix_UB_32      -0.0921488872
_diffrn_orient_matrix_UB_33      0.0103200639
_diffrn_radiation_collimation    0.5
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0269
_diffrn_reflns_av_sigmaI/netI    0.0410
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            3179
_diffrn_reflns_theta_full        26.75
_diffrn_reflns_theta_max         26.75
_diffrn_reflns_theta_min         4.34
_diffrn_source_current           40
_diffrn_source_type              'Spellman generator'
_diffrn_source_voltage           50
_exptl_absorpt_coefficient_mu    6.357
_exptl_absorpt_correction_T_max  0.72000
_exptl_absorpt_correction_T_min  0.65281
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;SCALE3 ABSPACK - An Oxford Diffraction program (1.0.4,gui:1.0.3)
(C) 2005 Oxford Diffraction Ltd.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.810
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plates
_exptl_crystal_F_000             440
_exptl_crystal_size_max          0.07
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.853
_refine_diff_density_min         -0.419
_refine_diff_density_rms         0.109
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.918
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     82
_refine_ls_number_reflns         1227
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.918
_refine_ls_R_factor_all          0.0275
_refine_ls_R_factor_gt           0.0227
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0394
_refine_ls_wR_factor_ref         0.0398
_reflns_number_gt                1074
_reflns_number_total             1227
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja8077522_si_002_9_CsCN7.cif
_cod_data_source_block           dx057
_cod_database_code               4103811