ChemInform Abstract: A Type 1 Intramolec
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Aberdeen Allen Jr.; Dana M. Gordon
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Article
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2010
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John Wiley and Sons
⚖ 28 KB
Intervention of a Thermal [1,5] Hydrogen Shift. -Heating a solution of (Ia) in toluene does not afford the desired intramolecular Diels-Alder adduct, however itaconate (IIa) is isolated. An analogous thermal [1,5] hydrogen shift takes place in three structurally related alkenyl maleates. -(ALLEN JR.