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- W4321371447 abstract "Abstract Under an atmosphere of carbon monoxide (CO), a (phosphino)diazomethyl anion salt [[P]‐CN 2 ][K(18‐C‐6)(THF)] ( 1 ) ([P]=[(CH 2 )(NDipp)] 2 P; 18‐C‐6=18‐crown‐6; Dipp=2,6‐diisopropylphenyl) undergoes a facile N 2 /CO exchange reaction giving the (phosphino)ketenyl anion salt [[P]‐CCO][K(18‐C‐6)] ( 2 ). Oxidation of 2 with elemental Se affords the (selenophosphoryl)ketenyl anion salt [P](Se)‐CCO][K(18‐C‐6)] ( 3 ). These ketenyl anions feature a strongly bent geometry at the P‐bound carbon and this carbon atom is highly nucleophilic. The electronic structure of the ketenyl anion [[P]‐CCO] − of 2 is examined by theoretical studies. Reactivity investigations demonstrate 2 as a versatile synthon for derivatives of ketene, enolate, acrylate and acrylimidate moieties." @default.
- W4321371447 created "2023-02-21" @default.
- W4321371447 creator A5004075655 @default.
- W4321371447 creator A5029227356 @default.
- W4321371447 creator A5051834001 @default.
- W4321371447 creator A5054492368 @default.
- W4321371447 date "2023-03-03" @default.
- W4321371447 modified "2023-10-14" @default.
- W4321371447 title "Stable Ketenyl Anions via Ligand Exchange at an Anionic Carbon as Powerful Synthons**" @default.
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- W4321371447 doi "https://doi.org/10.1002/ange.202219211" @default.