#------------------------------------------------------------------------------
#$Date: 2025-08-19 22:06:29 +0200 (Tue 19 de Aug de 2025) $
#$Revision: 301812 $
#$URL: svn://www.crystallography.net/cod/cif/4/02/16/4021605.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_4021605
loop_
_publ_author_name
'Helen F. Sneddon'
'Alexandra van den Heuvel'
'Anna K. H. Hirsch'
'Richard A. Booth'
'David M. Shaw'
'Matthew J. Gaunt'
'Steven V. Ley'
_publ_section_title
;
 Double Conjugate Addition of Dithiols to Propargylic Carbonyl Systems
 To Generate Protected 1,3-Dicarbonyl Compounds
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              2715
_journal_page_last               2725
_journal_paper_doi               10.1021/jo052514s
_journal_volume                  71
_journal_year                    2006
_chemical_formula_moiety         'C10 H14 O2 S2'
_chemical_formula_sum            'C10 H14 O2 S2'
_chemical_formula_weight         230.33
_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                 110.406(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.7096(2)
_cell_length_b                   9.0070(3)
_cell_length_c                   12.9660(3)
_cell_measurement_reflns_used    6095
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.00
_cell_volume                     1062.77(5)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius B.V. 1998)'
_computing_data_reduction
;
 HKL Denzo and Scalepack (Otwinowski & Minor 1997)
;
_computing_publication_material  'SHELXL-97 (Sheldrick 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick 1997)'
_computing_structure_solution    'SIR-92 (Altomare et al. 1994)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       'Thin slice ω and φ scans'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0198
_diffrn_reflns_av_sigmaI/netI    0.0248
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            7321
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.94
_exptl_absorpt_coefficient_mu    0.471
_exptl_absorpt_correction_T_max  0.851
_exptl_absorpt_correction_T_min  0.797
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995)
;
_exptl_crystal_density_diffrn    1.440
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             488
_exptl_crystal_size_max          0.46
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.35
_refine_diff_density_max         0.963
_refine_diff_density_min         -0.366
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.101
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     127
_refine_ls_number_reflns         2414
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.0408
_refine_ls_R_factor_gt           0.0380
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[σ²(Fo²)+(0.0614P)²+0.6150P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1112
_refine_ls_wR_factor_ref         0.1142
_reflns_number_gt                2248
_reflns_number_total             2414
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo052514ssi20051206_102751.cif
_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 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4021605
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y-1/2, z-1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
_atom_site_calc_flag
_atom_site_refinement_flags
S1 S 0.38828(5) 0.73442(6) -0.02280(4) 0.03381(16) Uani 1 1 d .
S2 S 0.47382(5) 0.80011(5) 0.21533(3) 0.02962(16) Uani 1 1 d .
O1 O 0.09122(15) 0.95612(14) 0.14619(11) 0.0324(3) Uani 1 1 d .
O2 O 0.15475(17) 1.17467(15) 0.10229(12) 0.0372(3) Uani 1 1 d .
C1 C 0.17328(19) 1.0418(2) 0.10459(14) 0.0275(4) Uani 1 1 d .
C2 C 0.2739(2) 0.9716(2) 0.05191(15) 0.0293(4) Uani 1 1 d .
H2A H 0.3633 1.0337 0.0700 0.035 Uiso 1 1 calc R
H2B H 0.2239 0.9757 -0.0289 0.035 Uiso 1 1 calc R
C3 C 0.32271(18) 0.81020(18) 0.08330(13) 0.0231(3) Uani 1 1 d .
C4 C 0.18744(18) 0.72832(19) 0.08784(14) 0.0237(3) Uani 1 1 d .
H4 H 0.1080 0.7377 0.0142 0.028 Uiso 1 1 calc R
C5 C 0.1967(2) 0.5654(2) 0.12289(17) 0.0328(4) Uani 1 1 d .
H5A H 0.2940 0.5428 0.1787 0.039 Uiso 1 1 calc R
H5B H 0.1799 0.4988 0.0589 0.039 Uiso 1 1 calc R
C6 C 0.0730(2) 0.5478(2) 0.17207(18) 0.0362(4) Uani 1 1 d .
H6A H -0.0044 0.4802 0.1259 0.043 Uiso 1 1 calc R
H6B H 0.1132 0.5061 0.2473 0.043 Uiso 1 1 calc R
C7 C 0.0091(2) 0.7037(2) 0.17479(18) 0.0343(4) Uani 1 1 d .
H7A H -0.0806 0.7210 0.1099 0.041 Uiso 1 1 calc R
H7B H -0.0137 0.7192 0.2427 0.041 Uiso 1 1 calc R
C8 C 0.13457(19) 0.80230(19) 0.17244(15) 0.0258(4) Uani 1 1 d .
H8 H 0.2149 0.7982 0.2459 0.031 Uiso 1 1 calc R
C9 C 0.5762(2) 0.6956(2) 0.06295(19) 0.0374(5) Uani 1 1 d .
H9A H 0.5849 0.5930 0.0919 0.045 Uiso 1 1 calc R
H9B H 0.6423 0.7065 0.0200 0.045 Uiso 1 1 calc R
C10 C 0.6169(2) 0.8070(2) 0.15700(16) 0.0328(4) Uani 1 1 d .
H10A H 0.6242 0.9081 0.1294 0.039 Uiso 1 1 calc R
H10B H 0.7127 0.7807 0.2132 0.039 Uiso 1 1 calc R
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
S S 0.1246 0.1234 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C9 S1 C3 98.64(9)
C10 S2 C3 95.16(8)
C1 O1 C8 118.41(14)
O2 C1 O1 118.21(17)
O2 C1 C2 121.14(17)
O1 C1 C2 120.36(15)
C1 C2 C3 117.63(15)
C1 C2 H2A 107.9
C3 C2 H2A 107.9
C1 C2 H2B 107.9
C3 C2 H2B 107.9
H2A C2 H2B 107.2
C4 C3 C2 106.07(13)
C4 C3 S2 111.14(11)
C2 C3 S2 111.55(12)
C4 C3 S1 112.16(12)
C2 C3 S1 107.95(11)
S2 C3 S1 107.96(9)
C8 C4 C3 109.18(14)
C8 C4 C5 101.90(14)
C3 C4 C5 120.87(15)
C8 C4 H4 108.1
C3 C4 H4 108.1
C5 C4 H4 108.1
C4 C5 C6 104.26(15)
C4 C5 H5A 110.9
C6 C5 H5A 110.9
C4 C5 H5B 110.9
C6 C5 H5B 110.9
H5A C5 H5B 108.9
C7 C6 C5 106.96(15)
C7 C6 H6A 110.3
C5 C6 H6A 110.3
C7 C6 H6B 110.3
C5 C6 H6B 110.3
H6A C6 H6B 108.6
C8 C7 C6 101.58(14)
C8 C7 H7A 111.5
C6 C7 H7A 111.5
C8 C7 H7B 111.5
C6 C7 H7B 111.5
H7A C7 H7B 109.3
O1 C8 C7 113.20(14)
O1 C8 C4 113.11(14)
C7 C8 C4 103.53(15)
O1 C8 H8 108.9
C7 C8 H8 108.9
C4 C8 H8 108.9
C10 C9 S1 106.84(13)
C10 C9 H9A 110.4
S1 C9 H9A 110.4
C10 C9 H9B 110.4
S1 C9 H9B 110.4
H9A C9 H9B 108.6
C9 C10 S2 106.94(13)
C9 C10 H10A 110.3
S2 C10 H10A 110.3
C9 C10 H10B 110.3
S2 C10 H10B 110.3
H10A C10 H10B 108.6
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
S1 C9 1.809(2)
S1 C3 1.8370(17)
S2 C10 1.7995(19)
S2 C3 1.8276(17)
O1 C1 1.350(2)
O1 C8 1.453(2)
O2 C1 1.209(2)
C1 C2 1.512(2)
C2 C3 1.539(2)
C2 H2A 0.9900
C2 H2B 0.9900
C3 C4 1.525(2)
C4 C8 1.518(2)
C4 C5 1.529(2)
C4 H4 1.0000
C5 C6 1.552(3)
C5 H5A 0.9900
C5 H5B 0.9900
C6 C7 1.540(3)
C6 H6A 0.9900
C6 H6B 0.9900
C7 C8 1.516(2)
C7 H7A 0.9900
C7 H7B 0.9900
C8 H8 1.0000
C9 C10 1.521(3)
C9 H9A 0.9900
C9 H9B 0.9900
C10 H10A 0.9900
C10 H10B 0.9900
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
C8 O1 C1 O2 -166.25(16)
C8 O1 C1 C2 19.9(2)
O2 C1 C2 C3 164.59(16)
O1 C1 C2 C3 -21.8(2)
C1 C2 C3 C4 40.8(2)
C1 C2 C3 S2 -80.31(17)
C1 C2 C3 S1 161.24(13)
C10 S2 C3 C4 149.68(13)
C10 S2 C3 C2 -92.17(13)
C10 S2 C3 S1 26.28(10)
C9 S1 C3 C4 -124.90(13)
C9 S1 C3 C2 118.60(13)
C9 S1 C3 S2 -2.12(11)
C2 C3 C4 C8 -59.17(17)
S2 C3 C4 C8 62.25(15)
S1 C3 C4 C8 -176.79(11)
C2 C3 C4 C5 -176.70(16)
S2 C3 C4 C5 -55.28(19)
S1 C3 C4 C5 65.68(19)
C8 C4 C5 C6 31.56(18)
C3 C4 C5 C6 152.69(16)
C4 C5 C6 C7 -5.9(2)
C5 C6 C7 C8 -22.0(2)
C1 O1 C8 C7 -157.33(16)
C1 O1 C8 C4 -40.0(2)
C6 C7 C8 O1 165.18(15)
C6 C7 C8 C4 42.34(18)
C3 C4 C8 O1 61.39(18)
C5 C4 C8 O1 -169.68(15)
C3 C4 C8 C7 -175.71(14)
C5 C4 C8 C7 -46.78(17)
C3 S1 C9 C10 -28.94(15)
S1 C9 C10 S2 50.65(16)
C3 S2 C10 C9 -47.50(15)
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 PubChem 11687271
