Nitrosyl Triflate and Nitrous Anhydride, Same Mode of Generation, but Very Different Reaction Pathways. Direct Synthesis of 1,2-Oxazetes, Nitroso or Bisoxazo Compounds from Olefins.
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DOI: 10.1021/acs.orglett.2c01466
Abstract: Nitrosyl triflate (TfONO) can be generated in situ from tetra-n-butylammonium nitrite and triflic anhydride (1:1) in CH2Cl2 solution at ca. -30 °C. It acts as a powerful and soluble nitrosating agent with a wide range… read more here.
Keywords: nitrosyl triflate; mode generation; bisoxazo; nitrous anhydride ... See more keywords
Mechanism of the Reaction of Olefins with Nitrous Anhydride (O═N-O-N═O) to Form 1,2-Oxazetes.
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DOI: 10.1021/acs.orglett.2c04080
Abstract: The mechanistic pathway for the formation of 1,2-oxazetes by reaction of olefins with nitrous anhydride has been clarified. The initial reaction intermediate, a β-nitroso nitrite ester that is sensitive to light, undergoes O-NO fission to… read more here.
Keywords: mechanism reaction; olefins nitrous; reaction; nitrous anhydride ... See more keywords