Discovery strategy leads to the first melt-castable cocrystal based on an energetic oxidizing salt
Bellas, Michael K.; Matzger, Adam J.; Chemical Science 13 (2022) 12100–12106; doi:10.1039/D2SC03015B

data_1567750
_publ_section_title
;
 Discovery strategy leads to the first melt-castable cocrystal based on an
 energetic oxidizing salt
;
_journal_issue                   41
_journal_name_full               'Chemical Science'
_journal_page_first              12100
_journal_page_last               12106
_journal_paper_doi               10.1039/D2SC03015B
_journal_volume                  13
_journal_year                    2022
_chemical_formula_moiety         'N3 O4, 2(C H4 N2 O), H4 N'
_chemical_formula_sum            'C2 H12 N8 O6'
_chemical_formula_weight         244.20
_chemical_melting_point          347
_chemical_name_common            'ammonium dinitramide urea cocrystal'
_chemical_name_systematic        'ammonium dinitramide urea cocrystal'
_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_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-05-30 deposited with the CCDC.	2022-09-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 108.778(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.6572(4)
_cell_length_b                   3.71857(12)
_cell_length_c                   20.3958(7)
_cell_measurement_reflns_used    3036
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      75.2460
_cell_measurement_theta_min      4.4830
_cell_volume                     1052.48(6)
_computing_cell_refinement       'CrysAlisPro 1.171.40.82a (Rigaku OD, 2020)'
_computing_data_collection       'CrysAlisPro 1.171.40.82a (Rigaku OD, 2020)'
_computing_data_reduction        'CrysAlisPro 1.171.40.82a (Rigaku OD, 2020)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'CrysAlisPro 1.171.40.82a (Rigaku OD, 2020)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.0000
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type
'XtaLAB Synergy, Single source at home/near, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0335
_diffrn_reflns_av_unetI/netI     0.0406
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -3
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            5590
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        66.589
_diffrn_reflns_theta_max         66.589
_diffrn_reflns_theta_min         3.269
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    1.291
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84137
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.82a (Rigaku Oxford Diffraction, 2020)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.541
_exptl_crystal_description       'abnormal rod'
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.01
_exptl_crystal_size_mid          0.008
_exptl_crystal_size_min          0.006
_refine_diff_density_max         0.245
_refine_diff_density_min         -0.213
_refine_diff_density_rms         0.050
_refine_ls_extinction_coef       0.0014(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     160
_refine_ls_number_reflns         1873
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0467
_refine_ls_R_factor_gt           0.0415
_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^)+(0.0691P)^2^+0.1872P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1168
_refine_ls_wR_factor_ref         0.1222
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1616
_reflns_number_total             1873
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2sc03015b2.cif
_cod_data_source_block           ADN-Urea
_cod_depositor_comments
'Adding full bibliography for 1567748--1567754.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               1567750
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              31644