Azasydnone – novel “green” building block for designing high energetic compounds
Dalinger, Igor L.; Serushkina, Olga V.; Muravyev, Nikita V.; Meerov, Dmitry B.; Miroshnichenko, Evgeniy A.; Kon'kova, Tatyana S.; Suponitsky, Kyrill Yu.; Vener, Mikhail V.; Sheremetev, Aleksei B.; Journal of Materials Chemistry A 6 (2018) 18669–; doi:10.1039/C8TA06895J

data_7237187
_publ_section_title
;
 Azasydnone -- novel &#x201C;green&#x201D; building block for designing
 high energetic compounds
;
_journal_issue                   38
_journal_name_full               'Journal of Materials Chemistry A'
_journal_page_first              18669
_journal_paper_doi               10.1039/C8TA06895J
_journal_volume                  6
_journal_year                    2018
_chemical_formula_moiety         'C7 H4 N4 O4'
_chemical_formula_sum            'C7 H4 N4 O4'
_chemical_formula_weight         208.14
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/6
_audit_update_record
;
2018-07-05 deposited with the CCDC.
2018-09-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 110.626(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.608(3)
_cell_length_b                   5.6499(11)
_cell_length_c                   12.102(2)
_cell_measurement_reflns_used    1921
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.65
_cell_measurement_theta_min      3.40
_cell_volume                     806.8(3)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX (Bruker, 2009)'
_computing_data_reduction        'SAINT (Bruker, 2009)'
_computing_molecular_graphics    'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_publication_material
'SHELXL-2014/6 (Sheldrick, 2014) and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014/6 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_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  0.0642
_diffrn_reflns_av_unetI/netI     0.0452
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            13624
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.032
_diffrn_reflns_theta_min         3.398
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    0.144
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.714
_exptl_crystal_description       prizm
_exptl_crystal_F_000             424
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.304
_refine_diff_density_min         -0.224
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         2354
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0711
_refine_ls_R_factor_gt           0.0418
_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^)+(0.0434P)^2^+0.1712P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0921
_refine_ls_wR_factor_ref         0.1062
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1631
_reflns_number_total             2354
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ta06895j3.cif
_cod_data_source_block           sh323
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7237187
_shelxl_version_number           2014/6
_shelx_res_checksum              19480