A series of energetic cyclo-pentazolate salts: rapid synthesis, characterization, and promising performance
Xu, Yuangang; Tian, Lili; Li, Dongxue; Wang, Pengcheng; Lu, Ming; Journal of Materials Chemistry A 7 (2019) 12468–; doi:10.1039/C9TA01077G

data_7237643
_publ_section_title
;
 A series of energetic cyclo-pentazolate salts: rapid synthesis,
 characterization, and promising performance
;
_journal_issue                   20
_journal_name_full               'Journal of Materials Chemistry A'
_journal_page_first              12468
_journal_paper_doi               10.1039/C9TA01077G
_journal_volume                  7
_journal_year                    2019
_chemical_formula_moiety         'C2 H8 N5, N5'
_chemical_formula_sum            'C2 H8 N10'
_chemical_formula_weight         172.18
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2018-12-15
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2018-12-15 deposited with the CCDC.	2019-03-29 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.773(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   3.6171(11)
_cell_length_b                   20.792(6)
_cell_length_c                   10.069(3)
_cell_measurement_reflns_used    632
_cell_measurement_temperature    150
_cell_measurement_theta_max      22.846
_cell_measurement_theta_min      2.829
_cell_volume                     750.3(4)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_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 (Sheldrick, 2015)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_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  0.0517
_diffrn_reflns_av_unetI/netI     0.0626
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            4400
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.371
_diffrn_reflns_theta_min         1.959
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.119
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.6064
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.0702 before and 0.0528 after correction. The Ratio of minimum to maximum transmission is 0.8134. The \l/2 correction factor is 0.00150.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.524
_exptl_crystal_description       block
_exptl_crystal_F_000             360
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.199
_refine_diff_density_min         -0.224
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.985
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     116
_refine_ls_number_reflns         1527
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.985
_refine_ls_R_factor_all          0.0729
_refine_ls_R_factor_gt           0.0432
_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^)+(0.0474P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0954
_refine_ls_wR_factor_ref         0.1096
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1047
_reflns_number_total             1527
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ta01077g2.cif
_cod_data_source_block           mo_1215-nlg-x-321_0m
_cod_database_code               7237643
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.991
_shelx_estimated_absorpt_t_min   0.978
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All N(H) groups, All N(H,H) groups
2. Restrained distances
 N7-H7B \\sim N7-H7A
 with sigma of 0.02
3.a X=CH2 refined with riding coordinates:
 N6(H6A,H6B), N9(H9A,H9B), N10(H10A,H10B)
;
_olex2_submission_special_instructions 'No special instructions were received'