Synthesis and characterization of a new family of energetic salts based on a guanidinium cation containing a picryl moiety
Wu, Bo; Wang, Zhixin; Yang, Hongwei; Lin, Qiuhan; Ju, Xuehai; Lu, Chunxu; Cheng, Guangbin; New J. Chem. 39 (2015) 893–; doi:10.1039/C4NJ01849D

data_7054530
_publ_section_title
;
 Synthesis and characterization of a new family of energetic salts based
 on a guanidinium cation containing a picryl moiety
;
_journal_issue                   2
_journal_name_full               'New J. Chem.'
_journal_page_first              893
_journal_paper_doi               10.1039/C4NJ01849D
_journal_volume                  39
_journal_year                    2015
_chemical_formula_moiety         'C8 H8 N7 O6, N O3'
_chemical_formula_sum            'C8 H8 N8 O9'
_chemical_formula_weight         360.22
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 111.304(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   17.5820(10)
_cell_length_b                   10.4936(6)
_cell_length_c                   15.8405(10)
_cell_measurement_reflns_used    2729
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      24.28
_cell_measurement_theta_min      3.23
_cell_volume                     2722.8(3)
_computing_cell_refinement       'APEX2 (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'APEX2 (Bruker, 2004)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'PHOTON 100 CMOS detector'
_diffrn_measurement_method       'omega scan'
_diffrn_radiation_monochromator  'TRIUMPH curved crystal monochromator'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0650
_diffrn_reflns_av_sigmaI/netI    0.0660
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            15297
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         3.06
_exptl_absorpt_coefficient_mu    0.161
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6896
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2013)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.757
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1472
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.27
_refine_diff_density_max         0.302
_refine_diff_density_min         -0.247
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     451
_refine_ls_number_reflns         4911
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.1073
_refine_ls_R_factor_gt           0.0478
_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^)+(0.0502P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0932
_refine_ls_wR_factor_ref         0.1143
_reflns_number_gt                2994
_reflns_number_total             4911
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4nj01849d2.cif
_cod_data_source_block           996728
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2827 2014-09-09 07:05:25Z andrius 

 Adding full bibliography for 7054529--7054530.cif.
;
_cod_original_sg_symbol_Hall     '-P 2ybc  '
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               7054530