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Phosphine‐Catalyzed [3 + 2] and [2 + 4] Annulations of γ‐Methyl Allenoates with Aryl α‐Keto Esters: Stereoselective Syntheses of Functionalized Tetrahydrofurans and 4‐Chromanols
Qin, Zifeng, Liu, Rongfang, Zhou, Rong, Li, Ruifeng, He, ZhengjieLanguage:
english
Journal:
Asian Journal of Organic Chemistry
DOI:
10.1002/ajoc.201900635
Date:
December, 2019
File:
PDF, 1.01 MB
english, 2019