Merging photoredox catalysis with Lewis acid catalysis: activation of carbon-carbon triple bonds.
Jin, Ruiwen; Chen, Yiyong; Liu, Wangsheng; Xu, Dawen; Li, Yawei; Ding, Aishun; Guo, Hao; Chemical communications (Cambridge, England) 52 (2016) 9909–9912; doi:10.1039/c6cc03725a

data_7124684
_publ_section_title
;
 Merging photoredox catalysis with Lewis acid catalysis: activation of
 carbon-carbon triple bonds.
;
_journal_issue                   64
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              9909
_journal_page_last               9912
_journal_paper_doi               10.1039/c6cc03725a
_journal_volume                  52
_journal_year                    2016
_chemical_formula_sum            'C21 H16 O'
_chemical_formula_weight         284.34
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2015-12-14 deposited with the CCDC.
2016-07-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 100.77(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
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_cell_length_b                   15.13(5)
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_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.983
_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  0.0977
_diffrn_reflns_av_unetI/netI     0.1618
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.983
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_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
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_diffrn_reflns_limit_l_min       -9
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_diffrn_reflns_point_group_measured_fraction_full 0.988
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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; 
 w=1/[\s^2^(Fo^2^)+(0.0345P)^2^] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
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