Single-step nitration of N,N′-Bispyrrolylmethane: Polynitro Derivatives as Insensitive Energetic Materials
Panda, Pradeepta; Shanmugapriya, V.; New Journal of Chemistry  (2025) –; doi:10.1039/D5NJ03844H

data_7064127
_publ_section_title
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 Single-step nitration of N,N&#x2032;-Bispyrrolylmethane: Polynitro
 Derivatives as Insensitive Energetic Materials
;
_journal_name_full               'New Journal of Chemistry'
_journal_paper_doi               10.1039/D5NJ03844H
_journal_year                    2025
_chemical_formula_moiety         'C9 H6 N6 O8'
_chemical_formula_sum            'C9 H6 N6 O8'
_chemical_formula_weight         326.20
_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
_audit_creation_date             2025-03-26
_audit_creation_method
;
Olex2 1.3-ac4
(compiled 2018.12.18 svn.r3554 for Rigaku Oxford Diffraction, GUI svn.r1)
;
_audit_update_record
;
2025-07-30 deposited with the CCDC.	2025-11-14 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 93.377(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.5972(10)
_cell_length_b                   8.9758(8)
_cell_length_c                   13.1358(11)
_cell_measurement_reflns_used    9931
_cell_measurement_temperature    297(2)
_cell_measurement_theta_max      32.536
_cell_measurement_theta_min      4.386
_cell_volume                     1247.29(19)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_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 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      297(2)
_diffrn_measured_fraction_theta_full 0.969
_diffrn_measured_fraction_theta_max 0.975
_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  0.0299
_diffrn_reflns_av_unetI/netI     0.0212
_diffrn_reflns_Laue_measured_fraction_full 0.969
_diffrn_reflns_Laue_measured_fraction_max 0.975
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            21994
_diffrn_reflns_point_group_measured_fraction_full 0.969
_diffrn_reflns_point_group_measured_fraction_max 0.975
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.315
_diffrn_reflns_theta_min         4.386
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.153
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6948
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absortion correction'
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.737
_exptl_crystal_description       irregular
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.296
_refine_diff_density_min         -0.268
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         3027
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0480
_refine_ls_R_factor_gt           0.0448
_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^)+(0.0548P)^2^+0.4136P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1170
_refine_ls_wR_factor_ref         0.1198
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2765
_reflns_number_total             3027
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5nj03844h3.cif
_cod_data_source_block           VSP-c3
_cod_database_code               7064127
_shelx_shelxl_version_number     2018/3
_olex2_refinement_description
;
1. Others
 Fixed Uiso: H2(0.055) H4(0.047) H5A(0.044) H5B(0.044) H6(0.044) H8(0.05)
 Fixed X: H2(0.107958) H4(0.193992) H5A(0.169861) H5B(0.11189) H6(0.251758)
 H8(0.598633)
 Fixed Y: H2(0.349958) H4(0.586904) H5A(0.847306) H5B(0.874654) H6(0.967855)
 H8(0.890207)
 Fixed Z: H2(0.666545) H4(0.41986) H5A(0.47968) H5B(0.585194) H6(0.727313)
 H8(0.628503)
;
_shelx_res_checksum              29175