Molecular design of high-temperature organic dielectric switches.
Zhou, Lin; Shi, Ping-Ping; Zheng, Xuan; Geng, Fu-Juan; Ye, Qiong; Fu, Da-Wei; Chemical communications (Cambridge, England) 54 (2018) 13111–13114; doi:10.1039/c8cc07311b

data_7122511
_publ_section_title
;
 Molecular design of high-temperature organic dielectric switches.
;
_journal_issue                   93
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              13111
_journal_page_last               13114
_journal_paper_doi               10.1039/c8cc07311b
_journal_volume                  54
_journal_year                    2018
_chemical_formula_moiety         'C6 H2 N3 O7, C5 H14 O P'
_chemical_formula_sum            'C11 H16 N3 O8 P'
_chemical_formula_weight         349.24
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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
_audit_update_record
;
2018-09-08 deposited with the CCDC.
2018-10-26 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 107.24(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.8885(14)
_cell_length_b                   19.726(4)
_cell_length_c                   12.287(4)
_cell_measurement_reflns_used    1997
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      3.10
_cell_volume                     1594.6(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Mercury2 (2x2 bin mode)'
_diffrn_measurement_method       CCD_Profile_fitting
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_av_sigmaI/netI    0.0805
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
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_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.10
_exptl_absorpt_coefficient_mu    0.217
_exptl_absorpt_correction_T_max  0.9620
_exptl_absorpt_correction_T_min  0.9579
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.455
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             728
_exptl_crystal_size_max          0.20
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_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.433
_refine_diff_density_min         -0.282
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     212
_refine_ls_number_reflns         3635
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.140
_refine_ls_R_factor_all          0.1877
_refine_ls_R_factor_gt           0.1002
_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^)+(0.0688P)^2^+0.6047P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1755
_refine_ls_wR_factor_ref         0.2064
_reflns_number_gt                1997
_reflns_number_total             3635
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c8cc07311b2.cif
_cod_data_source_block           3_293K
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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 

 Adding full bibliography for 7122508--7122513.cif.
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7122511