Nitramino-functionalized tetracyclic oxadiazoles as energetic materials with high performance and high stability: crystal structures and energetic properties
Sun, Qi; Lin, Qiuhan; Lu, Ming; CrystEngComm 20 (2018) 4321–; doi:10.1039/C8CE00857D

data_7231058
_publ_section_title
;
 Nitramino-functionalized tetracyclic oxadiazoles as energetic materials
 with high performance and high stability: crystal structures and
 energetic properties
;
_journal_issue                   30
_journal_name_full               CrystEngComm
_journal_page_first              4321
_journal_paper_doi               10.1039/C8CE00857D
_journal_volume                  20
_journal_year                    2018
_chemical_formula_moiety         'C8 K2 N12 O8'
_chemical_formula_sum            'C8 K2 N12 O8'
_chemical_formula_weight         470.40
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2018-01-15 deposited with the CCDC.
2018-06-29 downloaded from the CCDC.
;
_cell_angle_alpha                100.528(4)
_cell_angle_beta                 93.057(4)
_cell_angle_gamma                108.417(4)
_cell_formula_units_Z            1
_cell_length_a                   4.7645(6)
_cell_length_b                   6.9326(8)
_cell_length_c                   12.4985(14)
_cell_measurement_reflns_used    957
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.29
_cell_measurement_theta_min      3.17
_cell_volume                     382.35(8)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'PHOTON 100 CMOS detector'
_diffrn_measurement_method       'omega scan'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0624
_diffrn_reflns_av_unetI/netI     0.0736
_diffrn_reflns_Laue_measured_fraction_full 0.977
_diffrn_reflns_Laue_measured_fraction_max 0.977
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            3442
_diffrn_reflns_point_group_measured_fraction_full 0.977
_diffrn_reflns_point_group_measured_fraction_max 0.977
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.349
_diffrn_reflns_theta_min         3.168
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.703
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6620
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2014)'
_exptl_crystal_density_diffrn    2.043
_exptl_crystal_description       needle
_exptl_crystal_F_000             234
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.080
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.362
_refine_diff_density_min         -0.410
_refine_diff_density_rms         0.092
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         1381
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0783
_refine_ls_R_factor_gt           0.0419
_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^)+(0.0188P)^2^+0.2866P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0696
_refine_ls_wR_factor_ref         0.0791
_reflns_Friedel_coverage         0.000
_reflns_number_gt                974
_reflns_number_total             1381
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ce00857d2.cif
_cod_data_source_block           1_CCDC1
_cod_depositor_comments
'Adding full bibliography for 7231057--7231063.cif.'
_cod_database_code               7231058
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.902
_shelx_estimated_absorpt_t_max   0.966
_shelx_res_checksum              41146