Crystal chemistry of layered structures formed by linear rigid silyl-capped molecules.
Lumpi, Daniel; Kautny, Paul; Stöger, Berthold; Fröhlich, Johannes; IUCrJ 2 (2015) 584–600; doi:10.1107/S2052252515011665

data_1556746
_publ_section_title
;
 Crystal chemistry of layered structures formed by linear rigid
 silyl-capped molecules.
;
_journal_issue                   'Pt 5'
_journal_name_full               IUCrJ
_journal_page_first              584
_journal_page_last               600
_journal_paper_doi               10.1107/S2052252515011665
_journal_volume                  2
_journal_year                    2015
_chemical_formula_sum            'C20 H28 S3 Si2'
_chemical_formula_weight         420.8
_space_group_IT_number           15
_space_group_name_Hall           '-I 2yc'
_space_group_name_H-M_alt        'I 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-I 2yc'
_symmetry_space_group_name_H-M   'I 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 96.889(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   34.443(3)
_cell_length_b                   6.7415(4)
_cell_length_c                   10.1978(8)
_cell_measurement_reflns_used    5646
_cell_measurement_temperature    100
_cell_measurement_theta_max      30.1
_cell_measurement_theta_min      2.4
_cell_volume                     2350.8(3)
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.871
_diffrn_measured_fraction_theta_max 0.871
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Bruker KAPPA APEX II CCD'
_diffrn_measurement_method       '\w- and \f-scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'X-ray tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0643
_diffrn_reflns_av_sigmaI/netI    0.0622
_diffrn_reflns_limit_h_max       48
_diffrn_reflns_limit_h_min       -45
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            29932
_diffrn_reflns_theta_full        30.16
_diffrn_reflns_theta_max         30.16
_diffrn_reflns_theta_min         1.19
_exptl_absorpt_coefficient_mu    0.419
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.97
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            'clear yellow'
_exptl_crystal_density_diffrn    1.1886
_exptl_crystal_description       fragment
_exptl_crystal_F_000             896
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.01
_refine_diff_density_max         1.53
_refine_diff_density_min         -1.41
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_gt    2.84
_refine_ls_goodness_of_fit_ref   2.56
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_constraints    56
_refine_ls_number_parameters     115
_refine_ls_number_reflns         3045
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.1095
_refine_ls_R_factor_gt           0.0780
_refine_ls_shift/su_max          0.0265
_refine_ls_shift/su_mean         0.0048
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     w=1/(\s^2^(F)+0.0001F^2^)
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_gt          0.0608
_refine_ls_wR_factor_ref         0.0625
_reflns_number_gt                2366
_reflns_number_total             3045
_reflns_threshold_expression     I>3\s(I)
_publcif_datablock.id            {070f41a4-7152-41b9-a7d0-dc2949d10aee}
_publcif_info_exptl_table_max_cols 4
_publcif_info_exptl_table_use_headnotes n
_cod_data_source_file            yc5004.cif
_cod_data_source_block           TSEM
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_diffrn_radiation_probe' value 'X-ray' was changed to
'x-ray' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/IUCr/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 
;
_cod_original_sg_symbol_Hall     -I
_cod_original_sg_symbol_H-M      I2/c
_cod_database_code               1556746