Synthesis and properties of gem-dinitro energetic salts based on 1,2,4-oxadiazole with low impact sensitivity
Lu, Tian; He, Yuna; Song, Jia; Hou, Zhengwen; Yin, Hongquan; Fan, Guijuan; Chen, Fu-Xue; New Journal of Chemistry 45 (2021) 526–529; doi:10.1039/D0NJ05530A

data_7060159
_publ_section_title
;
 Synthesis and properties of gem-dinitro energetic salts based on
 1,2,4-oxadiazole with low impact sensitivity
;
_journal_issue                   2
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              526
_journal_page_last               529
_journal_paper_doi               10.1039/D0NJ05530A
_journal_volume                  45
_journal_year                    2021
_chemical_formula_moiety         'C12 H9 K3 N12 O15'
_chemical_formula_sum            'C12 H9 K3 N12 O15'
_chemical_formula_weight         678.61
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-09-05
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-10-16 deposited with the CCDC.	2020-12-14 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   7.9304(2)
_cell_length_b                   15.4465(5)
_cell_length_c                   39.4906(13)
_cell_measurement_reflns_used    9976
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      27.11
_cell_measurement_theta_min      2.64
_cell_volume                     4837.5(3)
_computing_cell_refinement       'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_data_collection       'Bruker Instrument Service vV6.2.10'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS Inc., 2017)'
_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      170.0
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0447
_diffrn_reflns_av_unetI/netI     0.0183
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       50
_diffrn_reflns_limit_l_min       -50
_diffrn_reflns_number            72661
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.111
_diffrn_reflns_theta_min         2.637
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.664
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.6676
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1019 before and 0.0613 after correction.
The Ratio of minimum to maximum transmission is 0.8955.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.864
_exptl_crystal_description       plate
_exptl_crystal_F_000             2736
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.255
_refine_diff_density_min         -0.278
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     382
_refine_ls_number_reflns         5335
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0342
_refine_ls_R_factor_gt           0.0275
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0267P)^2^+3.0077P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0636
_refine_ls_wR_factor_ref         0.0677
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4671
_reflns_number_total             5335
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0nj05530a2.cif
_cod_data_source_block           200905_hyn016
_cod_depositor_comments
'Adding full bibliography for 7060157--7060159.cif.'
_cod_database_code               7060159
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.955
_shelx_estimated_absorpt_t_min   0.862
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.5 times of:
  All C(H,H,H) groups
2.a Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C), C5(H5A,H5B,H5C), C9(H9A,H9B,H9C)
;
_shelx_res_checksum              78582
_shelx_hkl_checksum              11449
_olex2_submission_special_instructions 'No special instructions were received'