4,4,5,5-Tetramethyl-2-(2-thienyl)imidazolidine-1,3-diol
Kai Jiang; Xiao-Qiang Wang; Li-Ya Wang; Yu-Fang Wang; Acta Crystallographica Section E 62 (2006) o4814–o4815; doi:10.1107/S1600536806039687

data_2211015
_publ_section_title
;
 4,4,5,5-Tetramethyl-2-(2-thienyl)imidazolidine-1,3-diol
;
_journal_coeditor_code           HB2154
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o4814
_journal_page_last               o4815
_journal_paper_doi               10.1107/S1600536806039687
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C11 H18 N2 O2 S'
_chemical_formula_moiety         'C11 H18 N2 O2 S'
_chemical_formula_sum            'C11 H18 N2 O2 S'
_chemical_formula_weight         242.33
_chemical_name_systematic
;
4,4,5,5-Tetramethyl-2-(2-thieyl)imidazolidine-1,3-diol
;
_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                 110.1760(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.6715(9)
_cell_length_b                   13.7064(11)
_cell_length_c                   9.2785(8)
_cell_measurement_reflns_used    3122
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      27.32
_cell_measurement_theta_min      2.52
_cell_volume                     1273.87(18)
_computing_cell_refinement       'SANIT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      291(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       \w
_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  0.0161
_diffrn_reflns_av_sigmaI/netI    0.0188
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            7574
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.52
_exptl_absorpt_coefficient_mu    0.243
_exptl_absorpt_correction_T_max  0.968
_exptl_absorpt_correction_T_min  0.894
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.264
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       slab
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.14
_refine_diff_density_max         1.015
_refine_diff_density_min         -0.772
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.112
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     151
_refine_ls_number_reflns         2888
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.112
_refine_ls_R_factor_all          0.0936
_refine_ls_R_factor_gt           0.0791
_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^)+(0.0922P)^2^+1.7522P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2086
_refine_ls_wR_factor_ref         0.2223
_reflns_number_gt                2297
_reflns_number_total             2888
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb2154.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2211015
_cod_database_fobs_code          2211015