Easily-soluble heteroacene bis(benzothieno)silole derivatives for sensing of nitro explosives
Zhao, Yunfang; Hao, Wanglong; Ma, Wangjing; Zang, Zhanzhan; Zhang, Huarong; Liu, Xiaoxia; Zou, Sufen; Zhang, Haixia; Liu, Weichao; Gao, Jianhua; New J. Chem. 38 (2014) 5754–; doi:10.1039/C4NJ00913D

data_7054371
_publ_section_title
;
 Easily-soluble heteroacene bis(benzothieno)silole derivatives for sensing
 of nitro explosives
;
_journal_issue                   12
_journal_name_full               'New J. Chem.'
_journal_page_first              5754
_journal_paper_doi               10.1039/C4NJ00913D
_journal_volume                  38
_journal_year                    2014
_chemical_formula_sum            'C18 H14 S2 Si'
_chemical_formula_weight         322.50
_chemical_name_common            DMBBTS
_space_group_IT_number           88
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4ad'
_symmetry_space_group_name_H-M   'I 41/a :2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   22.468(2)
_cell_length_b                   22.468(2)
_cell_length_c                   13.1835(15)
_cell_measurement_temperature    296(2)
_cell_volume                     6655.2(11)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0271
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            12466
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         1.81
_exptl_absorpt_coefficient_mu    0.382
_exptl_crystal_density_diffrn    1.287
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             2688
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.420
_refine_diff_density_min         -0.442
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     192
_refine_ls_number_reflns         2909
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0647
_refine_ls_R_factor_gt           0.0468
_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^)+(0.0583P)^2^+8.7895P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1211
_refine_ls_wR_factor_ref         0.1369
_reflns_number_gt                2220
_reflns_number_total             2909
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4nj00913d3.cif
_cod_data_source_block           mo_20100621a_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
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 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 7054371--7054372.cif.
;
_cod_original_cell_volume        6655.4(13)
_cod_original_sg_symbol_H-M      I4(1)/a
_cod_database_code               7054371