Nickel-catalyzed reaction of thioisatins and alkynes: a facile synthesis of thiochromones.
Inami, Tasuku; Kurahashi, Takuya; Matsubara, Seijiro; Organic letters 16 (2014) 5660–5662; doi:10.1021/ol5026102

data_1518130
_publ_section_title
;
 Nickel-catalyzed reaction of thioisatins and alkynes: a facile synthesis
 of thiochromones.
;
_journal_issue                   21
_journal_name_full               'Organic letters'
_journal_page_first              5660
_journal_page_last               5662
_journal_paper_doi               10.1021/ol5026102
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C13 H16 O S Si'
_chemical_formula_weight         248.41
_space_group_IT_number           14
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_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 92.609(14)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.310(5)
_cell_length_b                   15.202(11)
_cell_length_c                   12.490(9)
_cell_measurement_reflns_used    1487
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      20.86
_cell_measurement_theta_min      2.68
_cell_volume                     1386.5(17)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      273(2)
_diffrn_measured_fraction_theta_full 0.962
_diffrn_measured_fraction_theta_max 0.962
_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  0.0436
_diffrn_reflns_av_sigmaI/netI    0.0560
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            8340
_diffrn_reflns_theta_full        27.45
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    0.298
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.190
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             528
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.380
_refine_diff_density_min         -0.273
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     149
_refine_ls_number_reflns         3054
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.1184
_refine_ls_R_factor_gt           0.0696
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1210P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1927
_refine_ls_wR_factor_ref         0.2254
_reflns_number_gt                1677
_reflns_number_total             3054
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol5026102_si_002.cif
_cod_data_source_block           3ac
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/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 2827 2014-09-09 07:05:25Z andrius 

 Adding full bibliography for 1518126--1518130.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1518130