Zn(OTf)<sub>2</sub>-Catalyzed Formal [3 + 3] Cascade Annulation of Propargylic Alcohols with 2-Aminochromones: Accessing the Chromeno[2,3-<i>b</i>]pyridines.
Tong, Pei; Sun, Zhou; Wang, Shutao; Zhang, Yuan; Li, Ying; The Journal of organic chemistry 84 (2019) 13967–13974; doi:10.1021/acs.joc.9b02120

data_4034553
_publ_section_title
;
 Zn(OTf)<sub>2</sub>-Catalyzed Formal [3 + 3] Cascade Annulation of
 Propargylic Alcohols with 2-Aminochromones: Accessing the
 Chromeno[2,3-<i>b</i>]pyridines.
;
_journal_issue                   21
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              13967
_journal_page_last               13974
_journal_paper_doi               10.1021/acs.joc.9b02120
_journal_volume                  84
_journal_year                    2019
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CrysAlisPro, Agilent Technologies,
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Empirical absorption correction using spherical harmonics,
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2.a Aromatic/amide H refined with riding coordinates:
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