Matches in SemOpenAlex for { <https://semopenalex.org/work/W3005909861> ?p ?o ?g. }
- W3005909861 endingPage "4144" @default.
- W3005909861 startingPage "4130" @default.
- W3005909861 abstract "Under metal-free conditions, δ-acetoxy allenoates react with cyclic N-sulfonyl imines (sulfamidate imines/sulfonyl imines) to afford functionalized 2-pyridinyl acetates (α-pyridyl acetates) or teraryl motifs by a simple Lewis base switch. Thus, while DBU/Na2CO3 combination-directed [3 + 3] annulation involves sulfonyl elimination via O-S or C-S bond cleavage, affording 2-pyridinyl acetates, Ph3P-catalyzed [4 + 2] annulation leads to functionalized teraryls via Mannich coupling and C-N bond cleavage with retention or cleavage of the sulfamoyloxy group depending on the reaction conditions." @default.
- W3005909861 created "2020-02-24" @default.
- W3005909861 creator A5021343419 @default.
- W3005909861 creator A5055512930 @default.
- W3005909861 creator A5081149297 @default.
- W3005909861 date "2020-02-11" @default.
- W3005909861 modified "2023-09-26" @default.
- W3005909861 title "Lewis Base-Switched [3 + 3] and [4 + 2] Annulation Reactions of δ-Acetoxy Allenoates with Cyclic <i>N</i>-Sulfonyl Imines: Divergent Synthesis of Functionalized α-Pyridyl Acetates and Teraryl Scaffolds" @default.
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