The mixed diol–dithiol 2,2-bis(sulfanylmethyl)propane-1,3-diol: characterization of key intermediates on a new synthetic pathway
Simmons, Trevor R.; Pickett, Christopher J.; Wright, Joseph A.; Acta Crystallographica Section C 67 (2011) o1–o5; doi:10.1107/S0108270110049371

data_2017945
_publ_section_title
;
 The mixed diol--dithiol 2,2-bis(sulfanylmethyl)propane-1,3-diol:
 characterization of key intermediates on a new synthetic pathway
;
_journal_coeditor_code           SK3390
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o1
_journal_page_last               o5
_journal_paper_doi               10.1107/S0108270110049371
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C8 H14 O5 S'
_chemical_formula_moiety         'C8 H14 O5 S'
_chemical_formula_sum            'C8 H14 O5 S'
_chemical_formula_weight         222.25
_chemical_name_systematic
;
9,9-dimethyl-2,4,8,10-tetraoxa-3\l^4^-thiaspiro[5.5]undecan-3-one
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 98.135(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.1287(10)
_cell_length_b                   6.0588(5)
_cell_length_c                   12.5024(12)
_cell_measurement_reflns_used    5825
_cell_measurement_temperature    140(2)
_cell_measurement_theta_max      28.9771
_cell_measurement_theta_min      3.4312
_cell_volume                     984.49(15)
_computing_cell_refinement       'CrysAlis Pro (Oxford Diffraction, 2009)'
_computing_data_collection       'CrysAlis Pro (Oxford Diffraction, 2009)'
_computing_data_reduction        'CrysAlis Pro (Oxford Diffraction, 2009)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material
;
SHELXL97 (Sheldrick, 2008), enCIFer (Allen <i>et al.</i>, 2004)
and
publCIF (Westrip, 2010)
;
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare <i>et al.</i>, 1993)'
_diffrn_ambient_temperature      140(2)
_diffrn_detector_area_resol_mean 16.0050
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur 3/CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0276
_diffrn_reflns_av_sigmaI/netI    0.0227
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            12831
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.44
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.323
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.77115
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis Pro; Oxford Diffraction, 2009)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.499
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.80
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.314
_refine_diff_density_min         -0.390
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     129
_refine_ls_number_reflns         2222
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0419
_refine_ls_R_factor_gt           0.0291
_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^)+(0.0492P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0766
_refine_ls_wR_factor_ref         0.0792
_reflns_number_gt                1805
_reflns_number_total             2222
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sk3390.cif
_cod_data_source_block           VII
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2017945
_cod_database_fobs_code          2017945