Gold-catalyzed cyclization of 1,6-diynyl dithioacetals via 1,7-carbene transfer and aromatic C-H functionalization.
Xu, Wei; Chen, Ming; Sun, Ning; Liu, Yuanhong; Chemical communications (Cambridge, England) 52 (2016) 11000–11003; doi:10.1039/c6cc05302e

data_7124882
_publ_section_title
;
 Gold-catalyzed cyclization of 1,6-diynyl dithioacetals via 1,7-carbene
 transfer and aromatic C-H functionalization.
;
_journal_issue                   73
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              11000
_journal_page_last               11003
_journal_paper_doi               10.1039/c6cc05302e
_journal_volume                  52
_journal_year                    2016
_chemical_formula_sum            'C26 H20 O S2'
_chemical_formula_weight         412.54
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2016-05-23 deposited with the CCDC.
2016-08-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 111.887(12)
_cell_angle_gamma                90
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_cell_length_b                   11.378(4)
_cell_length_c                   16.575(6)
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_cell_measurement_temperature    293(2)
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_computing_cell_refinement       'Bruker SMART'
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_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1123
_diffrn_reflns_av_unetI/netI     0.1262
_diffrn_reflns_Laue_measured_fraction_full 0.970
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_diffrn_reflns_limit_l_min       -18
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_diffrn_reflns_point_group_measured_fraction_full 0.970
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
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_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.1288P)^2^] where P=(Fo^2^+2Fc^2^)/3'
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_refine_ls_wR_factor_ref         0.2571
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_reflns_threshold_expression     'I > 2\s(I)'
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_cod_database_code               7124882
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