Energetic furazan‒triazoles with high thermal stability and low sensitivity: facile synthesis, crystal structures and energetic properties
Liu, Yang; Xu, Yuangang; Sun, Qi; Lu, Ming; CrystEngComm 21 (2019) 6093–; doi:10.1039/C9CE01336A

data_7233754
_publ_section_title
;
 Energetic furazan--triazoles with high thermal stability and low
 sensitivity: facile synthesis, crystal structures and energetic
 properties
;
_journal_issue                   40
_journal_name_full               CrystEngComm
_journal_page_first              6093
_journal_paper_doi               10.1039/C9CE01336A
_journal_volume                  21
_journal_year                    2019
_chemical_formula_moiety         'C4 H4 N9 O3, H4 N'
_chemical_formula_sum            'C4 H8 N10 O3'
_chemical_formula_weight         244.20
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-05-09 deposited with the CCDC.    2019-09-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 110.5010(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   18.7451(9)
_cell_length_b                   7.3716(4)
_cell_length_c                   14.7077(6)
_cell_measurement_reflns_used    5148
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.42
_cell_measurement_theta_min      2.32
_cell_volume                     1903.61(16)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.0278
_diffrn_reflns_av_unetI/netI     0.0258
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            9252
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.498
_diffrn_reflns_theta_min         2.320
_exptl_absorpt_coefficient_mu    0.145
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6740
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.704
_exptl_crystal_description       block
_exptl_crystal_F_000             1008
_exptl_crystal_size_max          0.350
_exptl_crystal_size_mid          0.280
_exptl_crystal_size_min          0.260
_refine_diff_density_max         0.531
_refine_diff_density_min         -0.710
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         2178
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0597
_refine_ls_R_factor_gt           0.0479
_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^)+(0.0766P)^2^+2.2229P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1314
_refine_ls_wR_factor_ref         0.1393
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1782
_reflns_number_total             2178
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ce01336a2.cif
_cod_data_source_block           Ly190410_2_a
_cod_depositor_comments
'Adding full bibliography for 7233753--7233756.cif.'
_cod_database_code               7233754
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.951
_shelx_estimated_absorpt_t_max   0.963
_shelx_res_checksum              92157