An interesting 1,4,2,5-dioxadiazine-furazan system: structural modification by incorporating versatile functionalities
Yu, Qiong; Cheng, Guangbin; Ju, Xuehai; Lu, Chunxu; Lin, Qiuhan; Yang, Hongwei; Dalton Trans.  (2017) –; doi:10.1039/C7DT02098H

data_7044291
_publ_section_title
;
 An interesting 1,4,2,5-dioxadiazine-furazan system: structural
 modification by incorporating versatile functionalities
;
_journal_name_full               'Dalton Trans.'
_journal_paper_doi               10.1039/C7DT02098H
_journal_year                    2017
_chemical_formula_moiety         'C6 H2 N10 O8, 0.33(C H2 Cl2)'
_chemical_formula_sum            'C6.33 H2.67 Cl0.67 N10 O8'
_chemical_formula_weight         370.48
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           148
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-05-03 deposited with the CCDC.
2017-09-19 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            9
_cell_length_a                   24.9941(19)
_cell_length_b                   24.9941(19)
_cell_length_c                   5.1946(8)
_cell_measurement_reflns_used    500
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      24.24
_cell_measurement_theta_min      4.31
_cell_volume                     2810.3(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'PHOTON100 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  0.0695
_diffrn_reflns_av_sigmaI/netI    0.0817
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       4
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            2818
_diffrn_reflns_theta_full        25.32
_diffrn_reflns_theta_max         25.32
_diffrn_reflns_theta_min         3.26
_exptl_absorpt_coefficient_mu    0.315
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6560
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2012)'
_exptl_crystal_density_diffrn    1.970
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1674
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.503
_refine_diff_density_min         -0.369
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     124
_refine_ls_number_reflns         1121
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.1127
_refine_ls_R_factor_gt           0.0503
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0580P)^2^+2.0327P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1073
_refine_ls_wR_factor_ref         0.1291
_reflns_number_gt                676
_reflns_number_total             1121
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7dt02098h2.cif
_cod_data_source_block           1_CCDC5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
according to
/home/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 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_sg_symbol_Hall     '-R 3   '
_cod_original_sg_symbol_H-M      'R-3   '
_cod_database_code               7044291