Regio- and Stereoselective Synthesis of Multisubstituted Olefins and Conjugate Dienes by Using α-Oxo Ketene Dithioacetals as the Building Blocks
Jin, Weiwei; Du, Wangming; Yang, Qin; Yu, Haifeng; Chen, Jiping; Yu, Zhengkun; Organic Letters 13 (2011) 4272–4275; doi:10.1021/ol201620g

data_1516224
_publ_section_title
;
 Regio- and Stereoselective Synthesis of Multisubstituted Olefins and
 Conjugate Dienes by Using \a-Oxo Ketene Dithioacetals as the Building
 Blocks
;
_journal_coden_ASTM              ORLEF7
_journal_issue                   16
_journal_name_full               'Organic Letters'
_journal_page_first              4272
_journal_page_last               4275
_journal_paper_doi               10.1021/ol201620g
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C15 H14 O2 S'
_chemical_formula_weight         258.32
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                106.285(2)
_cell_angle_beta                 91.850(2)
_cell_angle_gamma                90.480(2)
_cell_formula_units_Z            4
_cell_length_a                   10.5132(12)
_cell_length_b                   10.9768(12)
_cell_length_c                   12.1803(14)
_cell_measurement_reflns_used    2841
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      52.837
_cell_measurement_theta_min      5.120
_cell_volume                     1348.3(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0241
_diffrn_reflns_av_sigmaI/netI    0.0368
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7680
_diffrn_reflns_theta_full        26.50
_diffrn_reflns_theta_max         26.50
_diffrn_reflns_theta_min         1.93
_exptl_absorpt_coefficient_mu    0.231
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.55475
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.273
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.397
_exptl_crystal_size_mid          0.311
_exptl_crystal_size_min          0.268
_refine_diff_density_max         0.529
_refine_diff_density_min         -0.459
_refine_diff_density_rms         0.050
_refine_ls_extinction_coef       0.010(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     328
_refine_ls_number_reflns         5470
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0817
_refine_ls_R_factor_gt           0.0630
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1067P)^2^+0.0722P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1768
_refine_ls_wR_factor_ref         0.1909
_reflns_number_gt                3951
_reflns_number_total             5470
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             1502342
_cod_data_source_file            ol201620g_si_003.cif
_cod_data_source_block           cd201143
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1516224