#------------------------------------------------------------------------------
#$Date: 2022-05-12 04:39:41 +0300 (Thu, 12 May 2022) $
#$Revision: 275356 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/10/89/2108973.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2108973
loop_
_publ_author_name
'Aree, Thammarat'
'McMonagle, Charles J.'
'Michalchuk, Adam A. L.'
'Chernyshov, Dmitry'
_publ_section_title
;
 Low-frequency lattice vibrations from atomic displacement parameters of
 α-FOX-7, a high energy density material
;
_journal_coeditor_code           WU5002
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2052520622002700
_journal_volume                  78
_journal_year                    2022
_chemical_formula_moiety         'C2 H4 N4 O4'
_chemical_formula_sum            'C2 H4 N4 O4'
_chemical_formula_weight         148.079
_chemical_name_systematic        1,1-Diamino-2,2-dinitroethylene
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_primary     notdet
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_cell_angle_alpha                90
_cell_angle_beta                 90.5672(15)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.93030(10)
_cell_length_b                   6.58730(10)
_cell_length_c                   11.3017(3)
_cell_measurement_reflns_used    1568
_cell_measurement_temperature    240
_cell_measurement_theta_max      32.7210
_cell_measurement_theta_min      3.3310
_cell_volume                     515.920(17)
_computing_cell_refinement
;
CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)
;
_computing_data_collection
;
CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)
;
_computing_data_reduction
;
CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)
;
_computing_molecular_graphics
;
Olex2 1.3 (Dolomanov et al.,  2009)
;
_computing_publication_material
;
Olex2 1.3 (Dolomanov et al.,  2009)
;
_computing_structure_refinement
;
olex2.refine 1.3 (Bourhis et al.,  2015)
;
_diffrn_ambient_temperature      240.0
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 5.8140
_diffrn_measured_fraction_theta_full 0.9018
_diffrn_measured_fraction_theta_max 0.6696
_diffrn_measurement_device       'one-circle diffractometer'
_diffrn_measurement_device_type  'BM01 ESRF 2M 20210501'
_diffrn_measurement_method       'ω scans'
_diffrn_radiation_monochromator  'silicon 111'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.66418
_diffrn_reflns_av_R_equivalents  0.0208
_diffrn_reflns_av_unetI/netI     0.0265
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            4905
_diffrn_reflns_theta_full        23.4849
_diffrn_reflns_theta_max         32.84
_diffrn_reflns_theta_min         3.24
_diffrn_source
;
European Synchrotron Radiation Facility (ESRF), BM01 - The Swiss-Norwegian
Beamlines
;
_exptl_absorpt_coefficient_mu    0.153
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.67837
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear yellow'
_exptl_crystal_density_diffrn    1.906
_exptl_crystal_description       block
_exptl_crystal_F_000             304.164
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.2068
_refine_diff_density_min         -0.2150
_refine_ls_goodness_of_fit_ref   1.0134
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     127
_refine_ls_number_reflns         1577
_refine_ls_number_restraints     93
_refine_ls_restrained_S_all      0.9824
_refine_ls_R_factor_all          0.0442
_refine_ls_R_factor_gt           0.0387
_refine_ls_shift/su_max          0.0008
_refine_ls_shift/su_mean         0.0001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[σ²(Fo²)+(0.0603P)²+0.1587P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1059
_refine_ls_wR_factor_ref         0.1106
_reflns_number_gt                1340
_reflns_number_total             1577
_reflns_threshold_expression     I>=2u(I)
_cod_data_source_file            wu5002sup1.cif
_cod_data_source_block           240
_cod_database_code               2108973
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 x,y,z
2 -x+1/2,y+1/2,-z+1/2
3 -x,-y,-z
4 x-1/2,-y-1/2,z-1/2
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
O O12 0.58084(12) 0.70182(16) 0.58121(9) 0.0362(2) Uani 1.000000
O O11 0.52282(12) 0.56019(14) 0.74977(8) 0.0300(2) Uani 1.000000
O O22 0.19707(13) 0.66690(16) 0.83560(8) 0.0333(2) Uani 1.000000
O O21 -0.01818(12) 0.55974(14) 0.71277(8) 0.0314(2) Uani 1.000000
N N12 0.14440(13) 0.62856(14) 0.73367(8) 0.0227(2) Uani 1.000000
N N11 0.46517(13) 0.64531(14) 0.65810(9) 0.0231(2) Uani 1.000000
N N22 -0.00247(14) 0.75448(14) 0.50981(9) 0.0269(2) Uani 1.000000
H H22A -0.053(3) 0.804(3) 0.4322(17) 0.047(5) Uani 1.000000
H H22B -0.095(3) 0.701(3) 0.571(2) 0.044(5) Uani 1.000000
N N21 0.29873(15) 0.79985(17) 0.43893(10) 0.0313(2) Uani 1.000000
H H21A 0.244(3) 0.850(3) 0.3622(16) 0.043(5) Uani 1.000000
H H21B 0.441(3) 0.798(3) 0.4509(19) 0.038(4) Uani 1.000000
C C2 0.18703(15) 0.74084(15) 0.52559(10) 0.0218(2) Uani 1.000000
C C1 0.26793(14) 0.66987(15) 0.63680(10) 0.0213(2) Uani 1.000000
loop_
_atom_type_symbol
_atom_type_scat_dispersion_source
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
H custom 0.00000 0.00000 'NoSpherA2: Chem.Sci. 2021, DOI:10.1039/D0SC05526C'
C custom 0.00280 0.00140 'NoSpherA2: Chem.Sci. 2021, DOI:10.1039/D0SC05526C'
O custom 0.00970 0.00540 'NoSpherA2: Chem.Sci. 2021, DOI:10.1039/D0SC05526C'
N custom 0.00560 0.00290 'NoSpherA2: Chem.Sci. 2021, DOI:10.1039/D0SC05526C'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
_geom_angle
_geom_angle_publ_flag
O21 N12 O22 . . 121.05(10) ?
C1 N12 O22 . . 120.38(9) ?
C1 N12 O21 . . 118.54(9) ?
O11 N11 O12 . . 120.91(9) ?
C1 N11 O12 . . 118.78(9) ?
C1 N11 O11 . . 120.23(10) ?
N21 C2 N22 . . 118.01(10) ?
C1 C2 N22 . . 120.84(11) ?
C1 C2 N21 . . 121.11(9) ?
N11 C1 N12 . . 116.17(9) ?
C2 C1 N12 . . 119.91(9) ?
C2 C1 N11 . . 123.87(10) ?
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_2
_geom_bond_distance
_geom_bond_publ_flag
O12 N11 . 1.2450(14) ?
O11 N11 . 1.2406(12) ?
O22 N12 . 1.2312(12) ?
O21 N12 . 1.2351(11) ?
N12 C1 . 1.4228(15) ?
N11 C1 . 1.3950(13) ?
N22 C2 . 1.3266(13) ?
N21 C2 . 1.3133(17) ?
C2 C1 . 1.4486(14) ?
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion_site_symmetry_1
_geom_torsion_site_symmetry_2
_geom_torsion_site_symmetry_3
_geom_torsion_site_symmetry_4
_geom_torsion
_geom_torsion_publ_flag
O12 N11 C1 N12 . . . . -171.73(10) ?
O12 N11 C1 C2 . . . . 5.81(12) ?
O11 N11 C1 N12 . . . . 11.52(11) ?
O11 N11 C1 C2 . . . . -170.94(10) ?
O22 N12 C1 N11 . . . . 34.03(11) ?
O22 N12 C1 C2 . . . . -143.62(10) ?
O21 N12 C1 N11 . . . . -148.21(10) ?
O21 N12 C1 C2 . . . . 34.15(11) ?
N12 C1 C2 N22 . . . . -4.79(11) ?
N12 C1 C2 N21 . . . . 172.94(10) ?
N11 C1 C2 N22 . . . . 177.76(10) ?
N11 C1 C2 N21 . . . . -4.51(13) ?
