Synthesis and Characterization of cyclo-Pentazolate Salts of NH<sub>4</sub><sup>+</sup>, NH<sub>3</sub>OH<sup>+</sup>, N<sub>2</sub>H<sub>5</sub><sup>+</sup>, C(NH<sub>2</sub>)<sub>3</sub><sup>+</sup>, and N(CH<sub>3</sub>)<sub>4</sub><sup/>.
Yang, Chen; Zhang, Chong; Zheng, Zhansheng; Jiang, Chao; Luo, Jun; Du, Yang; Hu, Bingcheng; Sun, Chengguo; Christe, Karl O.; Journal of the American Chemical Society 140 (2018) 16488–16494; doi:10.1021/jacs.8b05106

data_4132611
_publ_section_title
;
 Synthesis and Characterization of cyclo-Pentazolate Salts of
 NH<sub>4</sub><sup>+</sup>, NH<sub>3</sub>OH<sup>+</sup>,
 N<sub>2</sub>H<sub>5</sub><sup>+</sup>,
 C(NH<sub>2</sub>)<sub>3</sub><sup>+</sup>, and
 N(CH<sub>3</sub>)<sub>4</sub><sup/>.
;
_journal_issue                   48
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              16488
_journal_page_last               16494
_journal_paper_doi               10.1021/jacs.8b05106
_journal_volume                  140
_journal_year                    2018
_chemical_formula_moiety         'C6 H6 Ag2 N4'
_chemical_formula_sum            'C6 H6 Ag2 N4'
_chemical_formula_weight         349.89
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2017-07-26
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2017.07.20 svn.r3457 for OlexSys, GUI svn.r5370)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   22.291(11)
_cell_length_b                   5.553(3)
_cell_length_c                   6.631(3)
_cell_measurement_reflns_used    3127
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.33
_cell_measurement_theta_min      3.20
_cell_volume                     820.8(7)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296.15
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.980
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0730
_diffrn_reflns_av_unetI/netI     0.0721
_diffrn_reflns_Laue_measured_fraction_full 0.981
_diffrn_reflns_Laue_measured_fraction_max 0.980
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            4416
_diffrn_reflns_point_group_measured_fraction_full 0.985
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.346
_diffrn_reflns_theta_min         3.205
_exptl_absorpt_coefficient_mu    4.713
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.4268
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    2.832
_exptl_crystal_description       block
_exptl_crystal_F_000             656
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.16
_refine_diff_density_max         2.665
_refine_diff_density_min         -1.872
_refine_diff_density_rms         0.375
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.3(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.186
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         1452
_refine_ls_number_restraints     150
_refine_ls_restrained_S_all      1.129
_refine_ls_R_factor_all          0.1137
_refine_ls_R_factor_gt           0.0903
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0001P)^2^+67.9616P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2028
_refine_ls_wR_factor_ref         0.2186
_reflns_Friedel_coverage         0.650
_reflns_Friedel_fraction_full    0.991
_reflns_Friedel_fraction_max     0.990
_reflns_number_gt                1189
_reflns_number_total             1452
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            (C3H3N2)Ag(C3H3N2)Ag.cif
_cod_data_source_block           11_a
_cod_original_cell_volume        820.7(7)
_cod_database_code               4132611
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.519
_shelx_estimated_absorpt_t_min   0.385
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 0.7(5)
 0.3(5)
2. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
3. Uiso/Uaniso restraints and constraints
Uanis(N2) \\sim Ueq, Uanis(N1) \\sim Ueq, Uanis(N3) \\sim Ueq, Uanis(N4) \\sim
Ueq, Uanis(C2) \\sim Ueq, Uanis(C3) \\sim Ueq, Uanis(C5) \\sim Ueq, Uanis(C6)
\\sim Ueq, Uanis(C1) \\sim Ueq, Uanis(C4) \\sim Ueq: with sigma of 0.01 and
sigma for terminal atoms of 0.02
4. Rigid body (RIGU) restrains
 All non-hydrogen atoms
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
5.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C5(H5), C6(H6), C1(H1), C4(H4)
;
_shelx_res_checksum              23169
_shelx_hkl_checksum              36044
_olex2_submission_special_instructions 'No special instructions were received'