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Please login to access the full content or check if you have access via15.1.1.1.3.1.3 Method 3: From Sulfonium Salts or Sulfur Ylides, α,β-Unsaturated Carbonyl Compounds, and Ammonium Salts
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Spitzner, D., Science of Synthesis, (2005) 15, 22.
Stabilized sulfur ylides are obtained from the corresponding acylsulfonium salts, e.g. 38,[82] by deprotonation. They react with α,β-unsaturated aromatic ketones (e.g., 39) (Michael addition) to give the intermediate 2-(dimethylsulfonio)-1,5-dioxopentanes which lose dimethyl sulfide to form the corresponding unsaturated 1,5-dioxopentenes. Condensation with ammonium acetate gives aryl-substituted pyridines 40 (Scheme 14).[83]
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8,8,8-Meeeeeeeeeeeeeee 88; Meeeeee Meeeeeeee:[88]
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References
[82] | Meeeeee, M. M.; Meee, M. M., M. Mee. Meee., (8888) 88, 8888. |
[83] | Meeeee, M. M.; Meeeeee, M. M., Meeeeeeee, (8888), 888. |
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- 8.Meeeee-Meee, (8888) M 8e, 888.