(+)-(<i>S</i>,<i>S</i>)-1,3-Bis[(tetrahydrofuran-2-yl)methyl]thiourea
Peña, Úlises; Bernès, Sylvain; Gutiérrez, René; Acta Crystallographica Section E 65 (2009) o96–; doi:10.1107/S1600536808040373

data_2220452
_publ_section_title
;
 (+)-(<i>S</i>,<i>S</i>)-1,3-Bis[(tetrahydrofuran-2-yl)methyl]thiourea
;
_journal_coeditor_code           CI2734
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o96
_journal_paper_doi               10.1107/S1600536808040373
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C11 H20 N2 O2 S'
_chemical_formula_moiety         'C11 H20 N2 O2 S'
_chemical_formula_sum            'C11 H20 N2 O2 S'
_chemical_formula_weight         244.35
_chemical_melting_point_gt       376
_chemical_melting_point_lt       378
_chemical_name_systematic
;
(+)-(<i>S</i>,<i>S</i>)-1,3-Bis[(tetrahydrofuran-2-yl)methyl]thiourea
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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            4
_cell_length_a                   7.8588(9)
_cell_length_b                   10.8265(11)
_cell_length_c                   15.6196(16)
_cell_measurement_reflns_used    78
_cell_measurement_temperature    298.0(10)
_cell_measurement_theta_max      13.70
_cell_measurement_theta_min      4.56
_cell_volume                     1329.0(2)
_computing_cell_refinement       'XSCANS (Siemens, 1996)'
_computing_data_collection       'XSCANS (Siemens, 1996)'
_computing_data_reduction        'XSCANS (Siemens, 1996)'
_computing_molecular_graphics    'Mercury (Macrae <i>et al.</i>,  2006)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298.0(10)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Siemens P4'
_diffrn_measurement_method       2\q/\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  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            4611
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.29
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.233
_exptl_absorpt_correction_T_max  0.870
_exptl_absorpt_correction_T_min  0.782
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(XSCANS; Siemens, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.221
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             528
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.6
_exptl_crystal_size_min          0.6
_refine_diff_density_max         0.218
_refine_diff_density_min         -0.160
_refine_ls_abs_structure_details 'Flack (1983), 1267 Friedel pairs'
_refine_ls_abs_structure_Flack   -0.01(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     151
_refine_ls_number_reflns         3026
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0653
_refine_ls_R_factor_gt           0.0542
_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^)+(0.0916P)^2^+0.2186P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1525
_refine_ls_wR_factor_ref         0.1647
_reflns_number_gt                2484
_reflns_number_total             3026
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci2734.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 'Orthorhombic' changed to
'orthorhombic' 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_database_code               2220452
_cod_database_fobs_code          2220452