New Roles for 1,1-Diamino-2,2-dinitroethene (FOX-7): Halogenated FOX-7 and Azo-bis(diahaloFOX) as Energetic Materials and Oxidizers
Thao T. Vo; Jiaheng Zhang; Damon A. Parrish; Brendan Twamley; Jean'ne M. Shreeve; Journal of the American Chemical Society 135 (2013) 11787–11790; doi:10.1021/ja406629g

data_4120296
_publ_contact_author_address
;
Laboratory for the Structure of Matter
Naval Research Laboratory
Washington, DC 20375
;
_publ_contact_author_email       damon.parrish@nrl.navy.mil
_publ_contact_author_fax         202-767-6874
_publ_contact_author_name        'Dr Damon A. Parrish'
_publ_contact_author_phone       202-404-2141
_publ_section_title
;
 New Roles for 1,1-Diamino-2,2-dinitroethene (FOX-7): Halogenated FOX-7
 and Azo-bis(diahaloFOX) as Energetic Materials and Oxidizers
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              11787
_journal_page_last               11790
_journal_paper_doi               10.1021/ja406629g
_journal_volume                  135
_journal_year                    2013
_chemical_formula_moiety         'C2 H2 Br2 N4 O4'
_chemical_formula_sum            'C2 H2 Br2 N4 O4'
_chemical_formula_weight         305.90
_chemical_name_systematic
; 
 2-dibromo-2,2-dinitroacetimidamide
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2012-09-11
_audit_creation_method           'from SHELXTL CIF, local template and enCIFer'
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   10.1648(10)
_cell_length_b                   10.6545(10)
_cell_length_c                   14.6781(13)
_cell_measurement_temperature    150(2)
_cell_volume                     1589.7(3)
_computing_cell_refinement       'Bruker APEX2 v2010.3-0 (Bruker, 2009)'
_computing_data_collection       'Bruker APEX2 v2010.3-0 (Bruker, 2009)'
_computing_data_reduction
;
Bruker SAINT v7.68A (Bruker, 2009), Bruker XPREP v2008/2 (Bruker, 2008)
;
_computing_molecular_graphics    'Bruker SHELXTL v2008/4 (Bruker, 2008)'
_computing_publication_material  'Bruker SHELXTL v2008/4 (Bruker, 2008)'
_computing_structure_refinement  'Bruker SHELXTL v2008/4 (Bruker, 2008)'
_computing_structure_solution    'Bruker SHELXTL v2008/4 (Bruker, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0427
_diffrn_reflns_av_sigmaI/netI    0.0288
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            12861
_diffrn_reflns_theta_full        26.36
_diffrn_reflns_theta_max         26.36
_diffrn_reflns_theta_min         2.77
_exptl_absorpt_coefficient_mu    10.182
_exptl_absorpt_correction_T_max  0.5359
_exptl_absorpt_correction_T_min  0.0438
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v2008/1 (Bruker, 2008)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.556
_exptl_crystal_description       rod
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.82
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.07
_refine_diff_density_max         2.273
_refine_diff_density_min         -2.980
_refine_diff_density_rms         0.169
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     109
_refine_ls_number_reflns         1623
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0622
_refine_ls_R_factor_gt           0.0534
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0052P)^2^+28.8485P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1085
_refine_ls_wR_factor_ref         0.1126
_reflns_number_gt                1394
_reflns_number_total             1623
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ja406629g_si_002_3.cif
_cod_data_source_block           shrv211
_cod_database_code               4120296