Matches in SemOpenAlex for { <https://semopenalex.org/work/W2949144433> ?p ?o ?g. }
- W2949144433 endingPage "6391" @default.
- W2949144433 startingPage "6384" @default.
- W2949144433 abstract "Abstract A general method for accessing 5-alkyl-5-aryl-1-pyrroline N -oxides (AAPOs) has been established using readily available aryl bromides, nitroalkanes, and acrolein as the starting materials. The palladium-catalyzed arylation of nitroalkanes gave the 1-aryl-substituted nitroalkanes, which underwent the Et 3 N-catalyzed Michael addition with acrolein at room temperature to afford the 4-aryl-4-nitroaldehydes. The latter were then subjected to the nitro reductive cyclization using Zn–HOAc in EtOH at 0 °C followed by warming the reaction mixture to room temperature for 24 h, furnishing the 5-alkyl-5-aryl-1-pyrroline N -oxides in good overall yields. Selected examples of 1,3-dipolar cycloaddition of the cyclic nitrones with methyl methacrylate were also described." @default.
- W2949144433 created "2019-06-27" @default.
- W2949144433 creator A5018641849 @default.
- W2949144433 creator A5043016237 @default.
- W2949144433 creator A5071537189 @default.
- W2949144433 creator A5076910088 @default.
- W2949144433 date "2014-09-01" @default.
- W2949144433 modified "2023-10-18" @default.
- W2949144433 title "Synthesis of 5-alkyl-5-aryl-1-pyrroline N-oxides from 1-aryl-substituted nitroalkanes and acrolein via Michael addition and nitro reductive cyclization" @default.
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