p-TsOH promoted synthesis of benzo-fused O-heterocycles from alkynolsviaring contraction and C–O scission strategy
Senadi, Gopal Chandru; Wang, Jeh-Jeng; Green Chemistry 20 (2018) 3420–; doi:10.1039/C8GC00749G

data_7230905
_publ_section_title
;
 p-TsOH promoted synthesis of benzo-fused O-heterocycles from
 alkynolsviaring contraction and C--O scission strategy
;
_journal_issue                   15
_journal_name_full               'Green Chemistry'
_journal_page_first              3420
_journal_paper_doi               10.1039/C8GC00749G
_journal_volume                  20
_journal_year                    2018
_chemical_formula_moiety         'C12 H10 O3'
_chemical_formula_sum            'C12 H10 O3'
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2018-01-03 deposited with the CCDC.
2018-06-18 downloaded from the CCDC.
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CrysAlis CCD, Oxford Diffraction Ltd., 
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET) 
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CrysAlis RED, Oxford Diffraction Ltd., 
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET) 
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
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Empirical absorption correction using spherical harmonics,
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_exptl_crystal_colour            grey
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
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_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0995
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0563P)^2^+0.0537P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1170
_refine_ls_wR_factor_ref         0.1454
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1352
_reflns_number_total             2225
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8gc00749g2.cif
_cod_data_source_block           rp12173
_cod_depositor_comments
'Adding full bibliography for 7230903--7230905.cif.'
_cod_database_code               7230905
_shelx_shelxl_version_number     2014/7
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